| Name (click to see more) | Description |
|---|
| ag_chem | Estimates of agricultural-chemical use in counties in the conterminous United States as reported in the 1987 Census of Agriculture |
| ag_crop1 | Estimates of agricultural cropping-practices in counties in the conterminous United States as reported in the 1987 Census of Agriculture |
| ag_crop2 | Estimates of agricultural cropping-practices in counties in the conterminous United States as reported in the 1987 Census of Agriculture |
| ag_expn | Estimates of agricultural expenses in counties in the conterminous United States as reported in the 1987 Census of Agriculture |
| ag_land | Estimates of land in agricultural production in counties in the conterminous United States as reported in the 1987 Census of Agriculture |
| ag_stock | Estimates of livestock holdings in counties in the conterminous United States as reported in the 1987 Census of Agriculture |
| agpest92grd | Grids of Agricultural Pesticide Use in the Conterminous United States, 1992 |
| agpest97grd | Grids of Agricultural Pesticide Use in the
Conterminous United States, 1997
|
| anza_hydrogeologic_structures | Anza-Terwilliger hydrogeologic structures in Riverside County, California |
| anza_study_wells | Anza-Terwilliger study wells in Riverside County, California |
| aquifers_pr | Principal aquifers of Puerto Rico and the U.S. Virgin Islands |
| aquifers_us | Principal Aquifers of the 48 Conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islands |
| aquiphys | Superfund GIS - Physiographic Provinces, Aquifer Outcrops and Recharge Rates in Tennessee |
| arsenic_map | Map of arsenic in groundwater of the United States |
| atra_hyd_nuse | Raster dataset showing the probability of detecting atrazine/desethyl-atrazine in ground water in Colorado, hydrogeomorphic regions included and atrazine use estimates not included. |
| atra_hyd_use | Raster dataset showing the probability of detecting atrazine/desethyl-atrazine in ground water in Colorado, hydrogeomorphic regions and atrazine use estimates included. |
| atra_nhyd_nus | Raster dataset showing the probability of detecting atrazine/desethyl-atrazine in ground water in Colorado, hydrogeomorphic regions and atrazine use estimates not included. |
| atra_nhyd_use | Raster dataset showing the probability of detecting atrazine/desethyl-atrazine in ground water in Colorado, hydrogeomorphic regions not included and atrazine use estimates included. |
| benchmark | Locations of NASQAN benchmark stations |
| bfi48grd | Base-flow index grid for the conterminous United States |
| ca_provinces | Hydrogeologic Provinces for California based upon established groundwater basins and watershed polygons. |
| cd104 | Districts for 104th Congress |
| cir89 | Color-infrared composite of Landsat data for the Sarcobatus Flat area of the Death Valley regional flow system |
| cir92 | Color-infrared composite of Landsat data for the Death Valley regional flow system |
| climate_div | Climate Divisions |
| cnpy01_1 | National Land Cover Database 2001 (NLCD01) Tree Canopy Layer Tile 1, Northwest United States: CNPY01_1 |
| cnpy01_2 | National Land Cover Database 2001 (NLCD01) Tree Canopy Layer Tile 2, Northeast United States: CNPY01_2 |
| cnpy01_3 | National Land Cover Database 2001 (NLCD01) Tree Canopy Layer Tile 3, Southwest United States: CNPY01_3 |
| cnpy01_4 | National Land Cover Database 2001 (NLCD01) Tree Canopy Layer Tile 4, Southeast United States: CNPY01_4 |
| co_arapbase_ha742 | Structure contours of base of upper Arapahoe aquifer in "Structure, outcrop, and subcrop of the bedrock aquifers along the western margin of the Denver Basin, Colorado." Hydrologic Atlas 742 |
| co_geo_ha742 | Geohydrologic unit boundaries along the Colorado Front Range |
| co_geosymb_ha742 | Point and line geologic structure information in "Structure, outcrop, and subcrop of the geologic structure information for the Arapahoe and Laramie-Fox Hills aquifers. |
| co_lfhbase_ha742 | Structure contours of base of Laramie-Fox Hills and Arapahoe aquifers |
| co_lfhtop_ha742 | Structure contours of top of Laramie-Fox Hills aquifer in "Structure, outcrop, and subcrop of the bedrock aquifers along the western margin of Denver Basin, Colorado." Hydrologic Atlas 742 |
| co_studyarea_ha742 | Study-area boundary for "Structure, outcrop, and subcrop of the bedrock aquifers along the western margin of the Denver Basin, Colorado." Hydrologic Atlas 742 |
| co_wells_ha742 | Location of wells shown in "Structure, outcrop,, and subcrop of the bedrock aquifers along the western margin of the Denver Basin, Colorado." Hydrologic Atlas 742 |
| col_riv_crb_extent4xconnections | Modeled Combined Extent of All Columbia River Basalt Units of the Columbia Plateau Regional Aquifer System, Idaho, Oregon, and Washington (CRB_extent4xconnections) |
| col_riv_geomap_f | Modeled Surficial Geology of the Columbia Plateau Regional Aquifer System, Idaho, Oregon, and Washington (geomap_f) |
| col_riv_geomapbr_f | Uppermost Modeled Rock Geomodel Unit of the Columbia Plateau Regional Aquifer System, Idaho, Oregon, and Washington (geomapbr_f) |
| col_riv_grthk_f | Modeled Thickness of the Grande Ronde Basalt Geomodel Unit of All Columbia River Basalt Units of the Columbia Plateau Regional Aquifer System, Idaho, Oregon, and Washington (grthk_f) |
| col_riv_grtop_f | Modeled Top of the Grande Ronde Basalt Geomodel Unit of All Columbia River Basalt Units of the Columbia Plateau Regional Aquifer System, Idaho, Oregon, and Washington (grtop_f) |
| col_riv_obthk_f | Modeled Thickness of the Overburden Geomodel Unit of All Columbia River Basalt Units of the Columbia Plateau Regional Aquifer System, Idaho, Oregon, and Washington (obthk_f) |
| col_riv_obtop_f | Modeled Top of the Overburden Geomodel Unit of All Columbia River Basalt Units of the Columbia Plateau Regional Aquifer System, Idaho, Oregon, and Washington (obtop_f) |
| col_riv_pmtop_f | Modeled Top of the Older Bedrock Geomodel Unit of All Columbia River Basalt Units of the Columbia Plateau Regional Aquifer System, Idaho, Oregon, and Washington (pmtop_f) |
| col_riv_smthk_f | Combined Thickness of the Modeled Saddle Mountains Basalt and Mabton Interbed Geomodel Units of All Columbia River Basalt Units of the Columbia Plateau Regional Aquifer System, Idaho, Oregon, and Washington (smthk_f) |
| col_riv_smtop_f | Modeled Top of the Saddle Mountains Basalt Geomodel Unit of All Columbia River Basalt Units of the Columbia Plateau Regional Aquifer System, Idaho, Oregon, and Washington (smtop_f) |
| col_riv_wnthk_f | Combined Thickness of the Modeled Wanapum Basalt and Vantage-Latah Interbed Geomodel Units of All Columbia River Basalt Units of the Columbia Plateau Regional Aquifer System, Idaho, Oregon, and Washington (wnthk_f) |
| col_riv_wntop_f | Modeled Top of the Wanapum Basalt Geomodel Unit of All Columbia River Basalt Units of the Columbia Plateau Regional Aquifer System, Idaho, Oregon, and Washington (wntop_f) |
| cont1992 | 1992 Water-Table Contours of the Mojave River Ground-Water Basin, San Bernardino County, California. |
| cont1994 | 1994 Water-Table Contours of the Morongo Ground-Water Basin, San Bernardino County, California |
| cont1996 | 1996 Water-Table Contours of the Mojave River, the Morongo, and the Fort Irwin Ground-Water Basins, San Bernardino County, California |
| cont1998 | 1998 Water-Table Contours of the Mojave River and the Morongo Ground-Water Basins, San Bernardino County, California |
| cont2000 | 2000 Water-Table Contours of the Mojave River and the Morongo Ground-Water Basins, San Bernardino County, California |
| cont2002 | 2002 Water-Table Contours of the Mojave River and the Morongo Ground-Water Basins, San Bernardino County, California |
| cont2004 | Geospatial Data Used in Water-Level and Land-Subsidence Studies in the Mojave River and Morongo Groundwater Basins for 2004 |
| cont2006 | Geospatial Data Used in Water-Level and Land-Subsidence Studies in the Mojave River and Morongo Groundwater Basins for 2006 |
| cont2008 | Geospatial Data Used in Water-Level and Land-Subsidence Studies in the Mojave River and Morongo Groundwater Basins for 2008 |
| cont2010 | 2010 Water-Table Contours of the Mojave River and the Morongo Groundwater Basins, San Bernardino County, California |
| county100 | 1:100,000-scale Counties of the United States |
| county2m | 1:2,000,000-scale Counties of the United States |
| creec_cultural_features | Columbia River Estuary Ecosystem Classification Cultural Features |
| creec_ecosystem_complex | Columbia River Estuary Ecosystem Classification Ecosystem Complex |
| creec_geomorphic_catena | Columbia River Estuary Ecosystem Classification Geomorphic Catena |
| creec_hydrogeomorphic_reach | Columbia River Estuary Ecosystem Classification Hydrogeomorphic Reach |
| darea | Outer boundary of major discharge areas of Death Valley regional flow system, Nevada and California |
| diffus | Superfund GIS - Aquifer Diffusivity in Tennessee. |
| ds102_bur_valleys | Buried valleys within the Standing Rock Indian Reservation, Sioux County, North Dakota, and Corson County, South Dakota |
| ds102_glac_limit | Approximate western limit of glaciation within the Standing Rock Indian Reservation, Sioux County, North Dakota, and Corson County, South Dakota |
| ds102_gw_resources | Availability of shallow ground-water resources within the Standing Rock Indian Reservation, Sioux County, North Dakota, and Corson County, South Dakota |
| ds102_surf_geology | Surficial geology within the Standing Rock Indian Reservation, Sioux County, North Dakota, and Corson County, South Dakota |
| ds192_hp_npctprob | Percentage of probability of nonpoint-source nitrate contamination of recently recharged ground water in the High Plains aquifer |
| ds240_landuse_poly | Enhanced Historical Land-Use and Land-Cover Data Sets of the U.S. Geological Survey: polygon format files |
| ds240_landuse_raster | Enhanced Historical Land-Use and Land-Cover Data Sets of the U.S. Geological Survey: raster format files |
| ds240_landuse_src_poly | Enhanced Historical Land-Use and Land-Cover Data Sets of the U.S. Geological Survey: Data Source Index Polygons |
| ds240_landuse_tilepoly | Enhanced Historical Land-Use and Land-Cover Data Sets of the U.S. Geological Survey: Tile Index Polygons |
| ds273_Ag_Irrigation | Irrigated Acreage Within the Basin and Range Carbonate-Rock Aquifer System, White Pine County, Nevada and Adjacent Areas in Nevada and Utah |
| ds273_CropInventory | Nevada Department of Water Resources State Crop Inventories for Newark, Little Smoky, and Steptoe Valleys 2000, 2002, and 2005 |
| ds273_DelineatedIrrigatedAcreage_Geodatabase | Irrigated Acreage Geodatabase Within the Basin and Range Carbonate-Rock Aquifer System, White Pine County, Nevada, and Adjacent Areas in Nevada and Utah |
| ds273_HA_StudyArea | Hydrographic Areas Within the Basin and Range Carbonate-Rock Aquifer System, White Pine County, Nevada and Adjacent Areas in Nevada and Utah |
| ds273_IrrigationFieldCheck | Irrigated Acerage Within the Basin and Range Carbonate-Rock Aquifer System, White Pine County, Nevada and Adjacent Areas in Nevada and Utah Field Verification Global Position System (GPS) Waypoints |
| ds273_NV_StateWellLog | Irrigation Wells from the Nevada Division of Water Resources Well Log Database |
| ds273_Utah_POD | Irrigation Wells from the Utah Division of Water Rights Point of Diversion Database |
| ds297_NTS_BH_4sep07 | Locations and summary of types of data available by borehole or other underground openings, Mercury Core Library and Data Center, Nye County, Nevada |
| ds302 | Geospatial database of ground-water altitude and depth-to-ground-water data for Utah, 1971-2000 |
| ds332 | Streamflow Measurements in North-central Nebraska, November 2006--Measurement Sites |
| ds412_archydroglobal | ArcHydro global datasets for Idaho StreamStats |
| ds412_archydrohucs | ArcHydro 8-digit HUC datasets for Idaho StreamStats |
| ds412_perennialstreamsevents | Estimated Perennial Streams in Idaho, indexed to the NHDPlus |
| ds412_statewidelayers | Statewide Datasets for Idaho StreamStats |
| ds412_syntheticperennialstreams | Estimated Perennial Streams in Idaho |
| ds451_gwcontrib_areas | Groundwater contributing areas for Cape Cod and the Plymouth-Carver Regions of Massachusetts |
| ds451_hydro_units | Massachusetts hydrologic unit subdivisions |
| ds451_subbasins | Massachusetts Nested Subbasins |
| ds472_dtw | Depth to water in the High Plains Aquifer in Colorado, 2000. |
| ds472_equalareas | Equal-area polygons used in design and installation of a well network for long-term monitoring of agricultural chemicals in the High Plains Aquifer, Colorado |
| ds472_randomsites | Potential groundwater sampling sites for installation of a well network for long-term monitoring of agricultural chemicals in the High Plains Aquifer, Colorado |
| ds472_sat | Saturated thickness of the High Plains Aquifer, Colorado, 2000 |
| ds472_welldata | Well network for long-term monitoring of agricultural chemicals in the High Plains Aquifer, Colorado |
| ds507_regolith_data | Selected geologic data for wells and test holes in and near the Lost Creek Designated Ground Water Basin, Weld, Adams, and Arapahoe Counties, Colorado |
| ds507_regthick_contours | Contours of regolith thickness for the Lost Creek Designated Ground Water Basin, Weld, Adams, and Arapahoe Counties, Colorado |
| ds507_regthk | Raster-based regolith thickness of the Lost Creek Designated Ground Water Basin, Weld, Adams, and Arapahoe Counties, Colorado |
| ds507_welltest_data | Selected aquifer-test and specific-capacity data for wells in the Lost Creek Designated Ground Water Basin, Weld, Adams, and Arapahoe Counties, Colorado |
| ds543 | Digital map of aquifer boundary for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
| ds573_tillage_lu01 | Tillage Practices in the Conterminous United States, 1989-2004--Datasets by Aggregated Watershed; ds573_tillage_lu01 |
| ds573_tillage_lu92e | Tillage Practices in the Conterminous United States, 1989-2004--Datasets Aggregated by Watershed; tillage_lu92e |
| ds573_wbdhuc8 | Watershed Boundary Dataset; 12-Digit Watersheds Dissolved to 8-Digit Watersheds |
| ds583_gb_sw_areas | Digitized generalized areas where surface-water resources likely or potentially are susceptible to groundwater withdrawals in adjacent valleys, Great Basin National Park area, Nevada |
| ds641_nasqan_wbd12 | National Stream Quality Accounting Network and National Monitoring Network Basin Boundary Geospatial Dataset, 2008-13 |
| ds655_basins | Drainage Basins Used for Assessing Trends in Concentration of Pesticides in Streams of the United States, 1992-2010 |
| ds680_archydroglobal | ArcHydro global datasets for Hawaii StreamStats |
| ds680_archydrohucs | ArcHydro 8-digit HUC datasets for Hawaii StreamStats |
| ds680_originaldata | Original Vector Datasets for Hawaii StreamStats |
| ds680_statewidelayers | Statewide datasets for Hawaii StreamStats |
| ds697_SWPA_NO3_As_training | Observed, predicted, and misclassification error data for observations in the training datset for nitrate and arsenic concentrations in basin-fill aquifers in the Southwest Principal Aquifers study. |
| ds698_SWPA_NO3_As_prediction | Predicted nitrate and arsenic concentrations in basin-fill aquifers of the Southwest Principal Aquifers study area |
| ds_539_MesoHabitat | Physical Habitat Characteristics on the North and South Forks of the Shenandoah River, VA in 2002-2007 |
| ds_539_NF_ShenHabitat | Physical Habitat Characteristics on the North Fork Shenandoah River, VA in 2002-2003 |
| ds_539_SF_ShenHabitat | Physical Habitat Characteristics on the South Fork Shenandoah River, VA in 2006-2007 |
| ds_539_Shenandoah_Habitat | Physical Habitat Characteristics on the North and South Forks of the Shenandoah River, VA in 2002-2007 |
| ecoregion | Aquatic ecoregions of the conterminous United States |
| elevgrd | Ohio-drainage digital elevation model for use with Water Resources Investigations Report 03-4164 |
| erf1 | ERF1 -- Enhanced River Reach File 1.2 |
| erf1_2 | ERF1_2 -- Enhanced River Reach File 2.0 |
| erosl1t_04072004_p44r31_l5_usgs_NAD83 | Upper Klamath Basin Landsat Image for April 7, 2004: Path 44 Row 31 |
| erosl1t_04292006_p44r31_l5_usgs_1_NAD83 | Upper Klamath Basin Landsat Image for April 29, 2006: Path 44 Row 31 |
| erosl1t_04302004_p45r30_l5_kl_NAD83 | Upper Klamath Basin Landsat Image for April 30, 2004: Path 45 Rows 30 and 31 |
| erosl1t_05252004_p44r31_l5_usgs_NAD83 | Upper Klamath Basin Landsat Image for May 25, 2004: Path 44 Row 31 |
| erosl1t_06012004_p45r30_l5_kl_NAD83 | Upper Klamath Basin Landsat Image for June 1, 2004: Path 45 Rows 30 and 31 |
| erosl1t_06162006_p44r31_l5_usgs_1_NAD83 | Upper Klamath Basin Landsat Image for June 16, 2006: Path 44 Row 31 |
| erosl1t_06172004_p45r30_l5_kl_NAD83 | Upper Klamath Basin Landsat Image for June 17, 2004: Path 45 Rows 30 and 31 |
| erosl1t_06242006_p44r31_l7_usgs_1_NAD83 | Upper Klamath Basin Landsat Image for June 24, 2006: Path 44 Row 31 |
| erosl1t_06262004_p44r31_l5_usgs_NAD83 | Upper Klamath Basin Landsat Image for June 26, 2004: Path 44 Row 31 |
| erosl1t_07022006_p44r31_l5_usgs_1_NAD83 | Upper Klamath Basin Landsat Image for July 2, 2006: Path 44 Row 31 |
| erosl1t_07102006_p44r31_l7_usgs_1_NAD83 | Upper Klamath Basin Landsat Image for July 10, 2006: Path 44 Row 31 |
| erosl1t_07112004_p45r30_l7_kl_NAD83 | Upper Klamath Basin Landsat Image for July 11, 2004: Path 45 Rows 30 and 31 |
| erosl1t_07122004_p44r31_l5_usgs_NAD83 | Upper Klamath Basin Landsat Image for July 12, 2004: Path 44 Row 31 |
| erosl1t_07182006_p44r31_l5_usgs_1_NAD83 | Upper Klamath Basin Landsat Image for July 18, 2006: Path 44 Row 31 |
| erosl1t_07282004_p44r31_l5_usgs_NAD83 | Upper Klamath Basin Landsat Image for July 28, 2004: Path 44 Row 31 |
| erosl1t_08042004_p45r30_l5_kl_NAD83 | Upper Klamath Basin Landsat Image for August 4, 2004: Path 45 Rows 30 and 31 |
| erosl1t_08192006_p44r31_l5_usgs_1_NAD83 | Upper Klamath Basin Landsat Image for August 19, 2006: Path 44 Row 31 |
| erosl1t_08202004_p45r30_l5_kl_NAD83 | Upper Klamath Basin Landsat Image for August 20, 2004: Path 45 Rows 30 and 31 |
| erosl1t_08292004_p44r31_l5_usgs_NAD83 | Upper Klamath Basin Landsat Image for August 29, 2004: Path 44 Row 31 |
| erosl1t_09202006_p44r31_l5_usgs_1_NAD83 | Upper Klamath Basin Landsat Image for September 20, 2006: Path 44 Row 31 |
| erosl1t_09212004_p45r30_l5_kl_NAD83 | Upper Klamath Basin Landsat Image for September 21, 2004: Path 45 Rows 30 and 31 |
| erosl1t_09302004_p44r31_l5_usgs_NAD83 | Upper Klamath Basin Landsat Image for September 30, 2004: Path 44 Row 31 |
| erosl1t_10072004_p45r30_l5_kl_NAD83 | Upper Klamath Basin Landsat Image for October 7, 2004: Path 45 Rows 30 and 31 |
| erosl1t_10162004_p44r31_l5_usgs_NAD83 | Upper Klamath Basin Landsat Image for October 16, 2004: Path 44 Row 31 |
| erosl1t_10222006_p44r31_l5_usgs_1_NAD83 | Upper Klamath Basin Landsat Image for October 22, 2006: Path 44 Row 31 |
| erosl1t_11082004_p45r30_l5_kl_NAD83 | Upper Klamath Basin Landsat Image for November 8, 2004: Path 45 Rows 30 and 31 |
| etsite | Evapotranspiration sites within the Ash Meadows and Oasis Valley discharge areas, Nevada |
| etunit | Classification of evapotranspiration units in major discharge areas of Death Valley regional |
| fannoCk_active_chnl | Active Channel for Fanno Creek, Oregon |
| fannoCk_fldpln | Geomorphic Floodplain with Organic Matter (Biomass) Estimates for Fanno Creek, Oregon |
| fannoCk_lndcvr_09 | Land Cover Classification for Fanno Creek, Oregon |
| fannoCk_ndvi_09 | Normalized Difference Vegetation Index for Fanno Creek, Oregon |
| fannoCk_solid_samples | Solid sample locations for Fanno Creek, Oregon |
| fannoCk_stm_cntr_ln | Stream Centerline for Fanno Creek, Oregon |
| fannoCk_water_samples | Water sample locations for Fanno Creek, Oregon |
| faults | Digital Geologic Faults of Sherman Quadrangle, North-Central Texas |
| floodregions | Ohio flood regions for use with Water Resources Investigations Report 03-4164 |
| gagesII_Sept2011 | GAGES-II: Geospatial Attributes of Gages for Evaluating Streamflow |
| geo250k | Superfund GIS - 1:250,000 Geology of Tennessee. |
| geology | Digital Geologic Map of Sherman Quadrangle, North-Central Texas |
| gwava-dw_conf | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for confined manure (gwava-dw_conf) |
| gwava-dw_ddit | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for drainageditch (gwava-dw_ddit) |
| gwava-dw_dun | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for Dunne overland flow (gwava-dw_dun) |
| gwava-dw_ffer | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for farmfertilizer (gwava-dw_ffer) |
| gwava-dw_gtil | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for glacial till (gwava-dw_gtil) |
| gwava-dw_hor | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for Hortonian overland flow (gwava-dw_hor) |
| gwava-dw_orvi | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for orchards/vineyards (gwava-dw_orvi) |
| gwava-dw_out | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Model output data set (gwava-dw_out) |
| gwava-dw_popd | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for population density (gwava-dw_popd) |
| gwava-dw_semc | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for semiconsolidated sand aquifers (gwava-dw_semc) |
| gwava-dw_sscb | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for sandstone and carbonate rocks (gwava-dw_sscb) |
| gwava-dw_swus | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for fresh surface water withdrawal (gwava-dw_swus) |
| gwava-dw_twre | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for irrigation tailwater recovery (gwava-dw_twre) |
| gwava-dw_wtin | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for water input (gwava-dw_wtin) |
| gwava-s_clay | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for clay sediment (gwava-s_clay) |
| gwava-s_conf | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for confined manure (gwava-s_conf) |
| gwava-s_crox | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for carbonate rocks (gwava-s_crox) |
| gwava-s_crpa | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for cropland/pasture/fallow (gwava-s_crpa) |
| gwava-s_ddit | Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for drainage ditch (gwava-s_ddit)
|
| gwava-s_ffer | Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for farm fertilizer (gwava-s_ffer)
|
| gwava-s_gtil | Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for glacial till (gwava-s_gtil)
|
| gwava-s_hist | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for histosols (gwava-s_hist) |
| gwava-s_orvi | Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for orchards/vineyards (gwava-s_orvi)
|
| gwava-s_out | Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Model output data set (gwava-s_out)
|
| gwava-s_popd | Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for population density (gwava-s_popd)
|
| gwava-s_slop | Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for slope (gwava-s_slop)
|
| gwava-s_swus | Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for fresh surface water withdrawal
(gwava-s_swus)
|
| gwava-s_twre | Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for irrigation tailwater recovery
(gwava-s_twre)
|
| gwava-s_vrox | Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for basalt and volcanic rocks (gwava-s_vrox)
|
| gwava-s_wetl | Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for wetlands (gwava-s_wetl)
|
| gwava-s_wtin | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for water input (gwava-s_wtin) |
| gwrisk | Probability of nitrate contamination of recently recharged ground waters in the conterminous United States |
| ha24_hum | 1:24,000-scale Hydrographic Areas for Humboldt River Basin, Nevada |
| ha694c_et1000gb_p | 1:1,000,000-scale areas of evapotranspiration in the Great Basin |
| ha694c_ha1000gb | 1:1,000,000-scale Hydrographic Areas of the Great Basin |
| ha694c_spg1000gb_x | 1:1,000,000-scale large springs for the Great Basin |
| hcdn | Hydro-Climatic Data Network (HCDN) -- A USGS Streamflow Data Set for the U.S. for the Study of Climate Fluctuations |
| herbicide1 | Estimates of herbicide use for the 20 most-used herbicides in the conterminous United States |
| herbicide2 | Estimates of herbicide use for the twenty-first through the fortieth most-used herbicides in the conterminous United States |
| herbicide3 | Estimates of herbicide use for the forty-first through the sixtieth most-used herbicides in the conterminous United States |
| herbicide4 | Estimates of herbicide use for the sixty-first through the eightieth most-use herbicides in the conterminous United States |
| herbicide5 | Estimates of herbicide use for the eighty-first through the ninety-sixth most-used herbicides in the conterminous United States |
| hgmr | Hydrogeomorphic Regions in the Chesapeake Bay Watershed. |
| hlrus | Hydrologic landscape regions of the United States |
| huc250k | 1:250,000-scale Hydrologic Units of the United States |
| huc2m | (SUPERSEDED) 1:2,000,000-scale Hydrologic Units of the United States (SUPERSEDED) |
| huc2m_v112 | 1:2,000,000-scale Hydrologic Units of the United States |
| hydmain_hum | Humboldt River main stem, Nevada |
| ieof48 | Infiltration-excess overland flow estimated by TOPMODEL for the conterminous United States |
| impv01_1 | National Land Cover Database 2001 (NLCD01) Imperviousness Layer Tile 1, Northwest United States: IMPV01_1 |
| impv01_2 | National Land Cover Database 2001 (NLCD01) Imperviousness Layer Tile 2, Northeast United States: IMPV01_2 |
| impv01_3 | National Land Cover Database 2001 (NLCD01) Imperviousness Layer Tile 3, Southwest United States: IMPV01_3 |
| impv01_4 | National Land Cover Database 2001 (NLCD01) Imperviousness Layer Tile 4, Southeast United States: IMPV01_4 |
| insantiam_Hydrography | Hydrography for the Little North Santiam River Basin, Oregon |
| insantiam_LandslideInventory | Landslide Inventory for the Little North Santiam River Basin, Oregon |
| insantiam_LandslideInventory_Deposits | Landslide Deposit Boundaries for the Little North Santiam River Basin, Oregon |
| insantiam_LandslideInventory_HeadScarp | Head Scarp Boundary for the Landslides in the Little North Santiam River Basin, Oregon |
| insantiam_LandslideInventory_Photos | Location of Photographs Showing Landslide Features in the Little North Santiam River Basin, Oregon |
| insantiam_LandslideInventory_Scarps | Top of Head Scarp and Internal Scarps for Landslide Deposits in the Little North Santiam River Basin, Oregon |
| insantiam_TimberChange2009 | Timber Harvest Change in the Little North Santiam River Basin, Oregon, 1995 to 2009 |
| jnwra_v4n2_pzb | Precipitation Zones of West-Central Nevada |
| jnwra_v4n2_pzm1in | Mean Annual Precipitation in West-Central Nevada using the Precipitation-Zone Method |
| kbra_opwp_distance_to_gaining_streams_and_lakes | Klamath Basin Restoration Agreement Off-Project Water Program Distance to Gaining Streams and Lakes |
| kbra_opwp_distance_to_perennial_streams_and_lakes | Klamath Basin Restoration Agreement Off-Project Water Program Distance to Perennial Streams and Lakes |
| kbra_opwp_soil_depth_to_water_v2 | KBRA OPWP Soil Depth to Water |
| kbra_opwp_soil_rooting_depth | KBRA OPWP Soil Rooting Depth |
| kbra_opwp_sprague_river_oregon_geomorphology_return_flow | Sprague River Oregon Geomorphology, with assessment of return flow potential |
| kbra_opwp_sprague_river_oregon_geomorphology_subirrigation | Sprague River Oregon Geomorphology, with assessment of subirrigation potential |
| kbra_opwp_subbasin_analysis_pour_points_v3 | Klamath Basin Restoration Agreement Off-Project Water Program Sub-basin Analysis Pour Points v3 |
| kbra_opwp_subbasin_analysis_v3 | Klamath Basin Restoration Agreement Off-Project Water Program Sub-basin Analysis Flow Statistics |
| kbra_opwp_water_rights_pod_20110909 | Klamath Basin Water Rights Points of Diversion |
| kbra_opwp_water_rights_pou_20110909 | Klamath Basin Water Rights Place of Use |
| kbra_opws_subbasin_analysis_v3 | Klamath Basin Restoration Agreement Off-Project Water Program Sub-basin Analysis Flow Statistics |
| l5045030_03120060506_klamath_nad83 | Upper Klamath Basin Landsat Image for May 6, 2006: Path 45 Rows 30 and 31 |
| l5045030_03120060623_klamath_nad83 | Upper Klamath Basin Landsat Image for June 23, 2006: Path 45 Rows 30 and 31 |
| l5045030_03120060709_klamath_nad83 | Upper Klamath Basin Landsat Image for July 9, 2006: Path 45 Rows 30 and 31 |
| l5045030_03120060725_klamath_nad83 | Upper Klamath Basin Landsat Image for July 25, 2006: Path 45 Rows 30 and 31 |
| l5045030_03120060826_klamath_nad83 | Upper Klamath Basin Landsat Image for August 26, 2006: Path 45 Rows 30 and 31 |
| l5045030_03120060927_klamath_nad83 | Upper Klamath Basin Landsat Image for September 27, 2006: Path 45 Rows 30 and 31 |
| l5045030_03120061029_klamath_nad83 | Upper Klamath Basin Landsat Image for October 29, 2006: Path 45 Rows 30 and 31 |
| l71045030_03120060428_klamath_nad83 | Upper Klamath Basin Landsat Image for April 28, 2006: Path 45 Rows 30 and 31 |
| l71045030_03120060530_klamath_nad83 | Upper Klamath Basin Landsat Image for May 30, 2006: Path 45 Rows 30 and 31 |
| landfill | Map of landfill locations, 1986 |
| manure | County-based estimates of nitrogen and phosphorus content of animal manure in the United States for 1982, 1987, and 1992. |
| mddc_indexes | Groundwater Site Identification Indexes for Washington D.C., Baltimore City, and the Counties of Maryland |
| mdnet_01 | Maryland Ground-Water Observation Well Network, 2001 |
| mdwu_98 | Maryland Water-Use Data, 1998 |
| mean_water_temp_streams | Long Term Mean Annual Water Temperature For Stream Reaches In Pacific Northwest United States |
| mex_stateboundaries | Digital map of the state (political) boundaries of Mexico |
| mlra | Major Land Resource Areas (MLRA) |
| mosaic_et_april2004_kl_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for April 2004 |
| mosaic_et_april2006_kl_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for April 2006 |
| mosaic_et_august2004_kl_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for August 2004 |
| mosaic_et_august2006_kl_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for August 2006 |
| mosaic_et_july2004_kl_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for July 2004 |
| mosaic_et_july2006_kl_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for July 2006 |
| mosaic_et_june2004_kl_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for June 2004 |
| mosaic_et_june2006_kl_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for June 2006 |
| mosaic_et_may2004_kl_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for May 2004 |
| mosaic_et_may2006_kl_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for May 2006 |
| mosaic_et_october2004_kl_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for October 2004 |
| mosaic_et_october2006_kl_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for October 2006 |
| mosaic_et_september2004_kl_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for September 2004 |
| mosaic_et_september2006_kl_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for September 2006 |
| mosaiced_total_et_april_october_2004_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Total Evapotranspiration Map for April to October 2004 |
| mosaiced_total_et_april_october_2006_kl_NAD83 | Klamath Basin Restoration Agreement Off-Project Water Program Total Evapotranspiration Map for April to October 2006 |
| mrb_e2rf1 | A Digital Hydrologic Network Supporting NAWQA MRB SPARROW Modeling--MRB_E2RF1 |
| mrb_e2rf1_adrain | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Artificial Drainage (1992) and Irrigation (1997) |
| mrb_e2rf1_atdep | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Average Atmospheric (Wet) Deposition of Inorganic Nitrogen, 2002 |
| mrb_e2rf1_bchar | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Basin Characteristics, 2002 |
| mrb_e2rf1_bfi | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Base-Flow Index, 2002 |
| mrb_e2rf1_bgeol | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Bedrock Geology |
| mrb_e2rf1_canopy | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: NLCD 2001 Tree Canopy |
| mrb_e2rf1_contact | Attributes for MRB_E2RF1 Catchments in Selected Major River Basins of the Conterminous United States: Contact Time, 2002 |
| mrb_e2rf1_cropsplit | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Nutrient Application (Phosphorus and Nitrogen) for Fertilizer and Manure Applied to Crops (Cropsplit), 2002 |
| mrb_e2rf1_eco3 | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Level 3 Ecoregions |
| mrb_e2rf1_hlr | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Hydrologic Landscape Regions |
| mrb_e2rf1_ieof | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Mean Infiltration-Excess Overland Flow, 2002 |
| mrb_e2rf1_imperv | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: NLCD 2001 Imperviousness |
| mrb_e2rf1_neco | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Level 3 Nutrient Ecoregions, 2002 |
| mrb_e2rf1_nh4 | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Normalized Atmospheric Deposition for 2002, Ammonium (NH4) |
| mrb_e2rf1_nlcd01 | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: NLCD 2001 Land Use and Land Cover |
| mrb_e2rf1_no3 | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Normalized Atmospheric Deposition for 2002, Nitrate (NO3) |
| mrb_e2rf1_nutrients | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Nutrient Inputs from Fertilizer and Manure, Nitrogen and Phosphorus (N&P), 2002 |
| mrb_e2rf1_physio | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Physiographic Provinces |
| mrb_e2rf1_popd00 | Attributes for MRB_E2RF1 Catchments in Selected Major River Basins: Population Density, 2000 |
| mrb_e2rf1_ppt02 | Attributes for MRB_E2RF1 Catchments by Major Rivers Basins in the Conterminous United States: Total Precipitation, 2002 |
| mrb_e2rf1_ppt30yr | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: 30-Year Average Annual Precipitation, 1971-2000 |
| mrb_e2rf1_recharge | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Estimated Mean Annual Natural Groundwater Recharge, 2002 |
| mrb_e2rf1_rfact30 | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Mean Annual R-factor, 1971-2000 |
| mrb_e2rf1_satof | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Average Saturation Excess-Overland Flow, 2002 |
| mrb_e2rf1_sgeol | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Surficial Geology |
| mrb_e2rf1_statsgo | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: STATSGO Soil Characteristics |
| mrb_e2rf1_tin | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Normalized Atmospheric Deposition for 2002, Total Inorganic Nitrogen |
| mrb_e2rf1_tmax02 | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Average Daily Maximum Temperature, 2002 |
| mrb_e2rf1_tmax30yr | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: 30-Year Average Annual Precipitation, 1971-2000 |
| mrb_e2rf1_tmin02 | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Average Daily Minimum Temperature, 2002 |
| mrb_e2rf1_tmin30yr | Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: 30-Year Average Daily Minimum Temperature, 1971-2000 |
| mrb_e2rf1ws | A Digital Hydrologic Network Supporting NAWQA MRB SPARROW Modeling--MRB_E2RF1WS |
| msavi89 | Modified soil adjusted vegetation index of the Sarcobatus Flat area of the Death Valley |
| msavi92 | Modified soil adjusted vegetation index for the Death Valley regional flow system, Nevada and California |
| muid | STATSGO soil characteristics for the conterminous United States |
| na70_landfrm | Classes of land-surface form in the United States |
| na70_landuse | Major land uses in the United States |
| nasqan | Stations in the USGS's National Stream Quality Accounting Network (NASQAN) |
| nasqan2k | Watersheds for U.S Geological Survey National Stream Quality Accounting Network (NASQAN) sampling sites 1996-2000. |
| naturalPhosphorusSources_MRB7 | Natural Phosphorus Sources for the Pacific Northwest |
| nawqa_tools | National Water-Quality Assessment (NAWQA) Area-Characterization Toolbox |
| nawqacyc1 | National Water-Quality Assessment (NAWQA) Study-Unit Investigations in the conterminous United States 1991-2001 |
| nawqacyc2 | National Water-Quality Assessment (NAWQA) Study-Unit Investigations in the conterminous United States 2001-2012 |
| nawqagencyc1 | Generalized boundaries of the National Water-Quality Assessment (NAWQA) Study-Unit Investigations in the conterminous United States 1991-2001 |
| nawqagencyc2 | Generalized boundaries of the National Water-Quality Assessment (NAWQA) Study-Unit Investigations in the conterminous United States 2001-2012 |
| ne-3071 | Drainage areas for selected stream-sampling stations, Missouri River Basin |
| newlu00g | 1970's Land use data refined with 2000 population data to indicate new residential development forthe conterminous United States |
| newlu90g | 1970's Land use data refined with 1990 population data to indicate new residential development for the conterminous United States |
| nhd | National Hydrography Dataset (NHD) |
| nhd_adrain | Attributes for NHDPlus Catchments (Version 1.1) in the Conterminous United States: Artificial Drainage (1992) and Irrigation Types (1997) |
| nhd_atdep | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Average Atmospheric (Wet) Deposition of Inorganic Nitrogen, 2002 |
| nhd_bchar | Attributes for NHDPlus Catchments (Version 1.1): Basin Characteristics, 2002 |
| nhd_bfi | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Base-Flow Index |
| nhd_bgeol | Attributes for NHDPlus Catchments (Version 1.1) in the Conterminous United States: Bedrock Geology |
| nhd_canopy | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: NLCD 2001 Tree Canopy |
| nhd_contact | Attributes for NHDPlus Catchments (Version 1.1)for the Conterminous United States: Contact Time, 2002 |
| nhd_cropsplit02 | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Nutrient Application (Phosphorus and Nitrogen ) for Fertilizer and Manure Applied to Crops (Cropsplit), 2002 |
| nhd_eco3 | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Level 3 Ecoregions |
| nhd_hlr | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Hydrologic Landscape Regions |
| nhd_ieof | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Mean Infiltration-Excess Overland Flow, 2002 |
| nhd_imperv | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: NLCD 2001 Imperviousness |
| nhd_neco | Attributes for NHDPlus Catchments (Version 1.1): Level 3 Nutrient Ecoregions, 2002 |
| nhd_nh4 | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Normalized Atmospheric Deposition for 2002, Ammonium (NH4) |
| nhd_nlcd01 | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: NLCD 2001 Land Use and Land Cover |
| nhd_no3 | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Normalized Atmospheric Deposition for 2002, Nitrate (NO3) |
| nhd_nutrients | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Nutrient Inputs from Fertilizer and Manure, Nitrogen and Phosphorus (N&P), 2002 |
| nhd_physio | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Physiographic Provinces |
| nhd_popd00 | Attributes for NHDplus Catchments (Version 1.1) for the Conterminous United States: Population Density, 2000 |
| nhd_ppt02 | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Average Monthly Precipitation, 2002 |
| nhd_ppt30yr | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: 30-Year Average Annual Precipitation, 1971-2000 |
| nhd_recharge | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Estimated Mean Annual Natural Groundwater Recharge, 2002 |
| nhd_rfact30 | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Mean Annual R-factor, 1971-2000 |
| nhd_satof | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Average Saturation Excess-Overland Flow, 2002 |
| nhd_sgeol | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Surficial Geology |
| nhd_statsgo | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: STATSGO Soil Characteristics |
| nhd_tin02 | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Normalized Atmospheric Deposition for 2002, Total Inorganic Nitrogen |
| nhd_tmax02 | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Average Annual Daily Maximum Temperature, 2002 |
| nhd_tmax30yr | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: 30-Year Average Annual Maximum Temperature, 1971-2000 |
| nhd_tmin02 | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Average Annual Daily Minimum Temperature, 2002 |
| nhd_tmin30yr | Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: 30-Year Average Annual Minimum Temperature, 1971-2000 |
| nit85 | Estimates of nitrogen-fertilizer sales for the conterminous United States in 1985 |
| nit86 | Estimates of nitrogen-fertilizer sales for the conterminous United States in 1986 |
| nit87 | Estimates of nitrogen-fertilizer sales for the conterminous United States in 1987 |
| nit88 | Estimates of nitrogen-fertilizer sales for the conterminous United States in 1988 |
| nit89 | Estimates of nitrogen-fertilizer sales for the conterminous United States in 1989 |
| nit90 | Estimates of nitrogen-fertilizer sales for the conterminous United States in 1990 |
| nit91 | Estimates of nitrogen-fertilizer sales for the conterminous United States in 1991 |
| nit_hyd_fert | Raster dataset showing the probability of elevated concentrations of nitrate in ground water in Colorado, hydrogeomorphic regions and fertilizer use estimates included. |
| nit_hyd_nfert | Raster dataset showing the probability of elevated concentrations of nitrate in ground water in Colorado, hydrogeomorphic regions included and fertilizer use estimates not included. |
| nit_nhyd_fert | Raster dataset showing the probability of elevated concentrations of nitrate in ground water in Colorado, hydrogeomorphic regions not included and fertilizer use estimates included. |
| nit_nhyd_nfer | Raster dataset showing the probability of elevated concentrations of nitrate in ground water in Colorado, hydrogeomorphic regions and fertilizer use estimates not included. |
| nlcd01_1 | National Land Cover Database 2001 (NLCD01) Tile 1, Northwest United States: NLCD01_1 |
| nlcd01_2 | National Land Cover Database 2001 (NLCD01) Tile 2, Northeast United States: NLCD01_2 |
| nlcd01_3 | National Land Cover Database 2001 (NLCD01) Tile 3, Southwest United States: NLCD01_3 |
| nlcd01_4 | National Land Cover Database 2001 (NLCD01) Tile 4, Southeast United States: NLCD01_4 |
| nlcde92 | Enhanced National Land Cover Data 1992 (NLCDe 92) |
| nlcdep0306 | Enhanced National Land Cover Data 1992 revised with 1990 and 2000
population data to indicate urban development between 1992 and 2000 (NLCDep0306)
|
| nlcdep0905 | Enhanced National Land Cover Data 1992 revised with 2000
population data to indicate urban development between 1992 and 2000 (NLCDep0905)
|
| nri92_cp312 | Agricultural Waste Management Systems on Agricultural Land in the Conterminous UnitedStates, 1992: National Resource Inventory Conservation Practice 312 |
| nri92_cp320 | Irrigation Canals or Laterals on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice 320 |
| nri92_cp329 | Conservation Tillage Systems on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice 329 |
| nri92_cp330 | Contour Farming on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice 330 |
| nri92_cp428 | Irrigation Water Conveyance by Ditch and Canal on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice 428 |
| nri92_cp430 | Irrigation Water Conveyance by Pipelines on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice 430 |
| nri92_cp447 | Irrigation System by Tailwater Recovery on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice 447 |
| nri92_cp449 | Irrigation Water Management Recovery on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice 449 |
| nri92_cp464 | Irrigation Land Leveling on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice 464 |
| nri92_cp600 | Terrace Farming on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice 600 |
| nri92_cp606 | Subsurface Drains on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice 606 |
| nri92_cp607 | Surface Drainage, Field Ditches on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice 607 |
| nri92_cp608 | Surface Drainage-Main or Lateral on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice 608 |
| nri92_is01 | Wells as an Irrigation Source on Agricultural Land in the Conterminous United States, 1992:National Resource Inventory Conservation Practice IS01 |
| nri92_is02 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CPIS02), Pond, Lake or Reservoir as an Irrigation Source (PLRIS) on agricultural land by county (nri_is02) |
| nri92_is03 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CPIS03), Stream, Ditch or Canal as an Irrigation Source (SDCIS) on agricultural land by county (nri_is03) |
| nri92_is04 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CPIS04), Stream, Lagoon or Other Waste Waster (not including tailwater recovery) as an Irrigation Source (LWWIS) on agricultural land by county (nri_is04) |
| nri92_is05 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CPIS05), Combination of Irrigation Sources (CIS) on agricultural land by county (nri_is05) |
| nri92_it01 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CPIT01), Gravity Irrigation Source (GI) on agricultural land by county (nri_it01) |
| nri92_it02 | Pressure Irrigation on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice IT02 |
| nri92_it03 | Gravity and Pressure Irrigation on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice IT03 |
| nutrientImpaired303d_streams_MRB7 | Nutrient Impaired 303(d) Streams for the Pacific Northwest |
| nv_dtw750nv_l | 1:750,000-scale static ground-water levels of Nevada |
| nv_ha750nv | 1:750,000-scale hydrographic areas and basin-wide pumpage, recharge and interbasin flow estimates of Nevada |
| nv_hlrnv_g | Hydrologic landscape regions of Nevada |
| nv_hydgeolnv_p | Hydrogeology of Nevada |
| oahu_lu98 | Land Use on the Island of Oahu, Hawaii, 1998 |
| ofr00-265_geol | Bedrock Geology of the turkey Creek Drainage Basin, Jefferson County, Colorado |
| ofr00-300_sattk9697 | Digital map of the saturated thickness of the High Plains aquifer in parts of Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas and Wyoming, 1996-97 |
| ofr00-96_wlc80_97 | Digital map of water-level changes in the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming, 1980 to 1997 |
| ofr00471_ddwdpcon | Potentiometric surface contours for the Deadwood aquifer, Black Hills area, South Dakota |
| ofr00471_ddwdpwpt | Wells used in the creation of potentiometric surface contours for the Inyan Kara, Minnekahta, Minnelusa, Madison, and Deadwood Aquifers in the Black Hills Area, South Dakota |
| ofr00471_ddwdscon | Geologic structure-contours for the top of the Deadwood Formation in the Black Hills Area, South Dakota |
| ofr00471_ddwdsurf | Overlying surficial deposits and absent areas for the Deadwood Formation in the Black Hills area, South Dakota |
| ofr00471_ddwdswpt | Selected data for wells and test holes used in structure-contour maps of the Deadwood Formation in the Black Hills area, South Dakota |
| ofr00471_geostruc | Major geologic structure coverage including anticlines and synclines in the Black Hills Area, South Dakota |
| ofr00471_hydrogeo | Hydrogeologic unit map coverage for the Black Hills of South Dakota |
| ofr00471_inkrpcon | Potentiometric surface contours for the Inyan Kara aquifer, Black Hills area, South Dakota |
| ofr00471_inkrpwpt | Selected data for wells and test holes used in structure-contour maps of the Inyan Kara Group in the Black Hills area, South Dakota |
| ofr00471_inkrscon | Geologic structure-contours for the top of the Inyan Kara Formation in the Black Hills Area, South Dakota |
| ofr00471_inkrsurf | Overlying surficial deposits and absent areas for the Inyan Kara Formation in the Black Hillsarea, South Dakota |
| ofr00471_inkrswpt | Selected wells and test holes used in structure-contour of the Inyan Kara Group, Minnekahta Limestone,Minnelusa Formation, Madison Limestone, and Deadwood Formation in the Black Hills Area, South Dakota |
| ofr00471_mdsnpcon | Potentiometric surface contours for the Madison aquifer , Black Hills area, South Dakota |
| ofr00471_mdsnpwpt | Wells used in the creation of potentiometric surface contours for the InyanKara, Minnekahta, Minnelusa, Madison, and Deadwood Aquifers in the Black Hills Area, South Dakota |
| ofr00471_mdsnscon | Geologic structure-contours for the top of the Madison Limestone in the Black Hills Area, SouthDakota |
| ofr00471_mdsnsurf | Overlying surficial deposits and absent areas for the Madison Limestone, Black Hills area, South Dakota. |
| ofr00471_mdsnswpt | Selected wells and test holes used in structure-contour maps of the Inyan Kara Group, Minnekahta Limestone,Minnelusa Formation, Madison Limestone, and Deadwood Formation in the Black Hills Area, South Dakota |
| ofr00471_mnktpcon | Potentiometric surface contours for the Minnekahta aquifer, Black Hills area, South Dakota |
| ofr00471_mnktpwpt | Wells used in the creation of potentiometric surface maps for the Minnekahta aquifer, Black Hills area, South Dakota |
| ofr00471_mnktscon | Geologic structure-contours for the top of the Minnekahta Limestone in the Black Hills Area, SouthDakota |
| ofr00471_mnktsurf | Overlying surficial deposits and absent areas for Minnekahta Limestone in the BlackHills area, South Dakota |
| ofr00471_mnktswpt | Selected wells and test holes used in structure-contour maps of theInyan Kara Group, Minnekahta Limestone, Minnelusa Formation, Madison Limestone, and Deadwood Formation in the Black Hills Area, South Dakota |
| ofr00471_mnlspcon | Potentiometric surface contours for the Minnelusa aquifer, Black Hills area, South Dakota |
| ofr00471_mnlspwpt | Wells used in the creation of potentiometric surface contours for the InyanKara, Minnekahta, Minnelusa, Madison, and Deadwood Aquifers in the Black Hills Area, South Dakota |
| ofr00471_mnlsscon | Geologic structure-contours for the top of the Minnelusa Formation in the Black Hills Area, SouthDakota |
| ofr00471_mnlssurf | Overlying surficial deposits and absent areas for the Minnelusa Formation in the Black Hills area, South Dakota |
| ofr00471_mnlsswpt | Selected wells and test holes used in structure-contour maps of the Inyan Kara Group, Minnekahta Limestone,Minnelusa Formation, Madison Limestone, and Deadwood Formation in the Black Hills Area, South Dakota |
| ofr00471_spngppt | Spring point coverage for the potentiometric coverages for the InyanKara, Minnekahta, Minnelusa, Madison, and Deadwood Aquifers in the Black Hills Area, South Dakota |
| ofr02-007_lithogeo | Lithogeochemical Character of Near-Surface Bedrock in the New England Coastal Basins |
| ofr02-338_bedrock | Digital geospatial datasets in support of hydrologic investigations of the Colorado Front Range Infrastructure Resources Project |
| ofr02-338_depth2wt | Digital geospatial datasets in support of hydrologic investigations of the Colorado Front Range Infrastructure Resources Project |
| ofr02-338_outcrop | Digital geospatial datasets in support of hydrologic investigations of the Colorado Front Range Infrastructure Resources Project |
| ofr02-338_satzone | Digital geospatial datasets in support of hydrologic investigations of the Colorado Front Range Infrastructure Resources Project |
| ofr02-338_sedthick | Digital geospatial datasets in support of hydrologic investigations of the Colorado Front Range Infrastructure Resources Project |
| ofr02-338_stdyarea | Digital geospatial datasets in support of hydrologic investigations of the Colorado Front Range Infrastructure Resources Project |
| ofr02-338_watertbl | Digital geospatial datasets in support of hydrologic investigations of the Colorado Front Range Infrastructure Resources Project |
| ofr0264_aqbase | Digital map of the elevation of the base of the High Plains Aquifer in the Republican River Basin upstream of Hardy, Nebraska, in parts of Nebraska, Kansas, and Colorado |
| ofr0279_may75 | Streamflow gain/loss in the Republican River Basin, Nebraska, May 1975 |
| ofr0280_jul75 | Streamflow gain/loss in the Republican River Basin, Nebraska, July 1975 |
| ofr0281_oct75 | Streamflow gain/loss in the Republican River Basin, Nebraska, October 1975 |
| ofr0283_oct78 | Streamflow gain/loss in the Republican River Basin, Nebraska, October 1978 |
| ofr0284_may80 | Streamflow gain/loss in the Republican River Basin, Nebraska, April to May 1980 |
| ofr0285_oct80 | Streamflow gain/loss in the Republican River Basin, Nebraska, October 1980 |
| ofr0286_oct81 | Streamflow gain/loss in the Republican River Basin, Nebraska, October 1981 |
| ofr0287_mar89 | Streamflow gain/loss in the Republican River Basin, Nebraska, March 1989 |
| ofr0288_oct98 | Streamflow gain/loss in the Republican River Basin, Nebraska, October 1998 |
| ofr07-1056_all_trans.shp | Transects used for pre- and postconstruction data collection at constructed emergent sandbar habitats downstream from Gavins Point Dam near River Miles 761.4 and 769.8 on the Missouri River |
| ofr07-1056_dn_diff_tin | Difference betweem postconstruction and preconstruction land surface elevation tins on the Missouri River Downstream from Gavins Point Dam near River Mile 761.4. |
| ofr07-1056_dn_post_bathy.shp | Bathymetry data for the post-construction survey of the Emergent Sandbar Habitat project at river mile 761.4 downstream from Gavins Point dam on the Missouri River. |
| ofr07-1056_dn_post_gps.shp | GPS data collected for postconstruction hydrographic surveys of Missouri River downstream from Gavins Point Dam near river mile 761.4 |
| ofr07-1056_dn_post_tin | Postconstruction tin of land surface on the Missouri River downstream from Gavins Point Dam near River Mile 761.4 |
| ofr07-1056_dn_pre_bathy.shp | Bathymetry data for the pre-construction survey of the Emergent Sandbar Habitat project at river mile 761.4 downstream from Gavins Point dam on the Missouri River. |
| ofr07-1056_dn_pre_gps.shp | GPS data collected for preconstruction hydrographic surveys of Missouri River downstream from Gavins Point Dam near river mile 761.4 |
| ofr07-1056_up_diff_tin | Difference betweem postconstruction and preconstruction land surface elevation tins on the Missouri River Downstream from Gavins Point Dam near River Mile 769.8. |
| ofr07-1056_up_post_bathy.shp | Bathymetry data for the post-construction survey of the Emergent Sandbar Habitat project at river mile 769.8 downstream from Gavins Point Dam on the Missouri River. |
| ofr07-1056_up_post_gps.shp | GPS data collected for transects as part of the post-construction survey at Emergent Sandbar Habitat site on the Missouri River near river mile 769.8 |
| ofr07-1056_up_post_tin | Postconstruction tin of land surface on the Missouri River downstream from Gavins Point Dam near River Mile 769.8 |
| ofr07-1056_up_post_vel_array.shp | Postconstruction water velocity arrays collected at selected transects on the Missouri River downstream from Gavins Point Dam near River Mile 769.8 |
| ofr07-1056_up_post_vel_pt.shp | Postconstruction water velocity data collected at selected points on the Missouri River downstream from Gavins Point Dam near River Mile 769.8 |
| ofr07-1056_up_pre_bathy.shp | Bathymetry data for the pre-construction survey of the Emergent Sandbar Habitat project at river mile 769.8 downstream from Gavins Point Dam on the Missouri River. |
| ofr07-1056_up_pre_gps.shp | GPS data collected for transects as part of the pre-construction survey at Emergent Sandbar Habitat site on the Missouri River near river mile 769.8 |
| ofr2006-1308_Drainage_Basin | Drainage basin delineations for selected USGS streamflow-gaging stations in Virginia (Drainage_Basin) |
| ofr2011_1160_Hunter_Creek_Centerline_1940 | Channel centerline for Hunter Creek, Oregon in 1940 |
| ofr2011_1160_Hunter_Creek_Centerline_1965 | Channel centerline for Hunter Creek, Oregon in 1965 |
| ofr2011_1160_Hunter_Creek_Centerline_2005 | Channel centerline for Hunter Creek, Oregon in 2005 |
| ofr2011_1160_Hunter_Creek_Centerline_2009 | Channel centerline for Hunter Creek, Oregon in 2009 |
| ofr2011_1160_Hunter_Creek_Photo_Mosaic_1940 | Aerial photo mosaic of Hunter Creek, Oregon in 1940 |
| ofr2011_1160_Hunter_Creek_Photo_Mosaic_1965 | Aerial photo mosaic of Hunter Creek, Oregon in 1965 |
| ofr2011_1160_Hunter_Creek_Wetted_Channel_and_Bar_Features_1940 | Wetted channel and bar features for Hunter Creek, Oregon in 1940 |
| ofr2011_1160_Hunter_Creek_Wetted_Channel_and_Bar_Features_1965 | Wetted channel and bar features for Hunter Creek, Oregon in 1965 |
| ofr2011_1160_Hunter_Creek_Wetted_Channel_and_Bar_Features_2005 | Wetted channel and bar features for Hunter Creek, Oregon in 2005 |
| ofr2011_1160_Hunter_Creek_Wetted_Channel_and_Bar_Features_2009 | Wetted channel and bar features for Hunter Creek, Oregon in 2009 |
| ofr2011_1280_Applegate_Photo_Mosaic_1967 | Aerial photo mosaic of the Applegate River repeat photo sites in 1967 |
| ofr2011_1280_Galice_Photo_Mosaic_1969 | Aerial photo mosaic of the Galice Reach repeat photo site in 1969 |
| ofr2011_1280_Grants_Pass_Photo_Mosaic_1967 | Aerial photo mosaic of the Grants Pass Reach repeat photo site in 1967 |
| ofr2011_1280_Illinois_Photo_Mosaic_1969 | Aerial photo mosaic of the Illinois River repeat photo site in 1969 |
| ofr2011_1280_Lobster_Creek_Photo_Mosaic_1969 | Aerial photo mosaic of the Lobster Creek Reach repeat photo sites in 1969 |
| ofr2011_1280_Merlin_Photo_Mosaic_1967 | Aerial photo mosaic of the Merlin Reach repeat photo site in 1967 |
| ofr2011_1280_Rogue_River_Centerline_1967_1969 | Channel centerline for the Rogue River, Oregon in 1967 and 1969 |
| ofr2011_1280_Rogue_River_Centerline_2005 | Channel centerline for the Rogue River, Oregon in 2005 |
| ofr2011_1280_Rogue_River_Centerline_2009 | Channel centerline for the Rogue River, Oregon in 2009 |
| ofr2011_1280_Rogue_River_Wetted_Channel_and_Bar_Features_1967_1969 | Wetted channel and bar features for the Rogue River, Oregon in 1967 and 1969 |
| ofr2011_1280_Rogue_River_Wetted_Channel_and_Bar_Features_2005 | Wetted channel and bar features for the Rogue River, Oregon in 2005 |
| ofr2011_1280_Rogue_River_Wetted_Channel_and_Bar_Features_2009 | Wetted channel and bar features for the Rogue River, Oregon in 2009 |
| ofr2011_1280_Tidal_Photo_Mosaic_1969 | Aerial photo mosaic of the Tidal Reach repeat photo site in 1969 |
| ofr2012_1064_Bandon_Photo_Mosaic_1939 | Aerial photo mosaic of the Bandon Reach, Coquille River, Oregon in 1939 |
| ofr2012_1064_CoquilleRiver_Photo_Mosaic_1967 | Aerial photo mosaic of the South Fork Coquille, Middle Fork Coquille, North Fork Coquille, and Coquille Rivers, Oregon in 1967 |
| ofr2012_1064_Coquille_River_Centerline_1939 | Channel centerline for the Coquille River, Oregon in 1939 |
| ofr2012_1064_Coquille_River_Centerline_1967 | Channel centerline for the Coquille River, Oregon in 1967 |
| ofr2012_1064_Coquille_River_Centerline_2005 | Channel centerline for the Coquille River, Oregon in 2005 |
| ofr2012_1064_Coquille_River_Centerline_2009 | Channel centerline for the Coquille River, Oregon in 2009 |
| ofr2012_1064_Coquille_River_Wetted_Channel_and_Bar_Features_1939 | Wetted channel and bar features for the Coquille River, Oregon 1939 |
| ofr2012_1064_Coquille_River_Wetted_Channel_and_Bar_Features_1967 | Wetted channel and bar features for the Coquille River, Oregon 1967 |
| ofr2012_1064_Coquille_River_Wetted_Channel_and_Bar_Features_2005 | Wetted channel and bar features for the Coquille River, Oregon 2005 |
| ofr2012_1064_Coquille_River_Wetted_Channel_and_Bar_Features_2009 | Wetted channel and bar features for the Coquille River, Oregon 2009 |
| ofr2012_1064_MiddleFork_Photo_Mosaic_1939 | Aerial photo mosaic of the Bridge Reach, Middle Fork Coquille River, Oregon in 1939 |
| ofr2012_1064_NorthFork_and_MyrtlePoint_Photo_Mosaic_1939 | Aerial photo mosaic of the Gravelford Reach, North Fork Coquille River and Myrtle Point Reach, South Fork Coquille River, Oregon in 1939 |
| ofr2012_1064_SouthFork_Photo_Mosaic_1939 | Aerial photo mosaic of the Powers Reach and Broadbent Reach, South Fork Coquille River, Oregon in 1939 |
| ofr2012_1187_Miami_Photo_Mosaic_1939 | Aerial photo mosaic of the Miami River, Tillamook basin, Oregon in 1939 |
| ofr2012_1187_Nehalem_Centerline_1939 | Channel centerline for the Nehalem River, Oregon in 1939 |
| ofr2012_1187_Nehalem_Centerline_1967 | Channel centerline for the Nehalem River, Oregon in 1967 |
| ofr2012_1187_Nehalem_Centerline_2005 | Channel centerline for the Nehalem River, Oregon in 2005 |
| ofr2012_1187_Nehalem_Centerline_2009 | Channel centerline for the Nehalem River, Oregon in 2009 |
| ofr2012_1187_Nehalem_Photo_Mosaic_1939 | Aerial photo mosaic of the Nehalem River, Oregon in 1939 |
| ofr2012_1187_Nehalem_Photo_Mosaic_1967 | Aerial photo mosaic of the Nehalem River, Oregon in 1967 |
| ofr2012_1187_Nehalem_Wetted_Channel_and_Bar_Features_1939 | Wetted channel and bar features for the Nehalem River, Oregon in 1939 |
| ofr2012_1187_Nehalem_Wetted_Channel_and_Bar_Features_1967 | Wetted channel and bar features for the Nehalem River, Oregon in 1967 |
| ofr2012_1187_Nehalem_Wetted_Channel_and_Bar_Features_2005 | Wetted channel and bar features for the Nehalem River, Oregon in 2005 |
| ofr2012_1187_Nehalem_Wetted_Channel_and_Bar_Features_2009 | Wetted channel and bar features for the Nehalem River, Oregon in 2009 |
| ofr2012_1187_TillamookBasin_Photo_Mosaic_1967 | Aerial photo mosaic of the Tillamook basin, Oregon in 1967 |
| ofr2012_1187_Tillamook_Centerline_1939 | Channel centerline for the Tillamook, Trask, Wilson, Kilchis, and Miami Rivers, Oregon in 1939 |
| ofr2012_1187_Tillamook_Centerline_1967 | Channel centerline for the Tillamook, Trask, Wilson, Kilchis, and Miami Rivers, Oregon in 1967 |
| ofr2012_1187_Tillamook_Centerline_2005 | Channel centerline for the Tillamook, Trask, Wilson, Kilchis, and Miami Rivers, Oregon in 2005 |
| ofr2012_1187_Tillamook_Centerline_2009 | Channel centerline for the Tillamook, Trask, Wilson, Kilchis, and Miami Rivers, Oregon in 2009 |
| ofr2012_1187_Tillamook_Trask_Photo_Mosaic_1939 | Aerial photo mosaic of the Tillamook and Trask Rivers, Tillamook basin, Oregon in 1939 |
| ofr2012_1187_Tillamook_Wetted_Channel_and_Bar_Features_1939 | Wetted channel and bar features for the Tillamook, Trask, Wilson, Kilchis, and Miami Rivers, Oregon in 1939 |
| ofr2012_1187_Tillamook_Wetted_Channel_and_Bar_Features_1967 | Wetted channel and bar features for the Tillamook, Trask, Wilson, Kilchis, and Miami Rivers, Oregon in 1967 |
| ofr2012_1187_Tillamook_Wetted_Channel_and_Bar_Features_2005 | Wetted channel and bar features for the Tillamook, Trask, Wilson, Kilchis, and Miami Rivers, Oregon in 2005 |
| ofr2012_1187_Tillamook_Wetted_Channel_and_Bar_Features_2009 | Wetted channel and bar features for the Tillamook, Trask, Wilson, Kilchis, and Miami Rivers, Oregon in 2009 |
| ofr2012_1187_Wilson_Kilchis_Photo_Mosaic_1939 | Aerial photo mosaic of the Wilson and Kilchis Rivers, Tillamook basin, Oregon in 1939 |
| ofr2013-1065_manure_2002 | County-Level Estimates of Nitrogen and Phosphorus from Animal Manure for the Conterminous United States, 2002 |
| ofr96-443_aqbound | Digital data sets that describe aquifer characteristics of the Antlers aquifer in southeastern Oklahoma |
| ofr96-443_cond | Digital data sets that describe aquifer characteristics of the Antlers aquifer in southeastern Oklahoma |
| ofr96-443_recharg | Digital data sets that describe aquifer characteristics of the Antlers aquifer in southeastern Oklahoma |
| ofr96-443_wlelev | Digital data sets that describe aquifer characteristics of the Antlers aquifer in southeastern Oklahoma |
| ofr96-444_aqbound | Digital data sets that describe aquifer characteristics of the Vamoosa-Ada aquifer in east-central Oklahoma |
| ofr96-444_cond | Digital data sets that describe aquifer characteristics of the Vamoosa-Ada aquifer in east-central Oklahoma |
| ofr96-444_recharg | Digital data sets that describe aquifer characteristics of the Vamoosa-Ada aquifer in east-central Oklahoma |
| ofr96-444_wlelev | Digital data sets that describe aquifer characteristics of the Vamoosa-Ada aquifer in east-central Oklahoma |
| ofr96-445_aqbound | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Cimarron River from Freedom to Guthrie in northwestern Oklahoma |
| ofr96-445_cond | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Cimarron River from Freedom to Guthrie in northwestern Oklahoma |
| ofr96-445_recharg | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Cimarron River from Freedom to Guthrie in northwestern Oklahoma |
| ofr96-445_wlelev | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Cimarron River from Freedom to Guthrie in northwestern Oklahoma |
| ofr96-446_aqbound | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Beaver-North Canadian River from the panhandle to Canton Lake in northwestern Oklahoma |
| ofr96-446_cond | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Beaver-North Canadian River from the panhandle to Canton Lake in northwestern Oklahoma |
| ofr96-446_recharg | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Beaver-North Canadian River from the panhandle to Canton Lake in northwestern Oklahoma |
| ofr96-446_wlelev | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Beaver-North Canadian River from the panhandle to Canton Lake in northwestern Oklahoma |
| ofr96-447_aqbound | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Canton Lake to Lake Overholser in central Oklahoma |
| ofr96-447_cond | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Canton Lake to Lake Overholser in central Oklahoma |
| ofr96-447_recharg | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Canton Lake to Lake Overholser in central Oklahoma |
| ofr96-447_wlelev | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Canton Lake to Lake Overholser in central Oklahoma |
| ofr96-448_aqbound | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Oklahoma City to Eufaula Lake in east-central Oklahoma |
| ofr96-448_cond | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Oklahoma City to Eufaula Lake in east-central Oklahoma |
| ofr96-448_recharg | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Oklahoma City to Eufaula Lake in east-central Oklahoma |
| ofr96-448_wlelev | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Oklahoma City to Eufaula Lake in east-central Oklahoma |
| ofr96-449_aqbound | Digital data sets that describe aquifer characteristics of the Elk City aquifer in western Oklahoma |
| ofr96-449_cond | Digital data sets that describe aquifer characteristics of the Elk City aquifer in western Oklahoma |
| ofr96-449_recharg | Digital data sets that describe aquifer characteristics of the Elk City aquifer in western Oklahoma |
| ofr96-449_wlelev | Digital data sets that describe aquifer characteristics of the Elk City aquifer in western Oklahoma |
| ofr96-450_aqbound | Digital data sets that describe aquifer characteristics of the Enid isolated terrace aquifer in northwestern Oklahoma |
| ofr96-450_cond | Digital data sets that describe aquifer characteristics of the Enid isolated terrace aquifer in northwestern Oklahoma |
| ofr96-450_recharg | Digital data sets that describe aquifer characteristics of the Enid isolated terrace aquifer in northwestern Oklahoma |
| ofr96-450_wlelev | Digital data sets that describe aquifer characteristics of the Enid isolated terrace aquifer in northwestern Oklahoma |
| ofr96-451_aqbound | Digital data sets that describe aquifer characteristics of the High Plains aquifer in western Oklahoma |
| ofr96-451_cond | Digital data sets that describe aquifer characteristics of the High Plains aquifer in western Oklahoma |
| ofr96-451_recharg | Digital data sets that describe aquifer characteristics of the High Plains aquifer in western Oklahoma |
| ofr96-451_wlelev | Digital data sets that describe aquifer characteristics of the High Plains aquifer in western Oklahoma |
| ofr96-452_aqbound | Digital data sets that describe aquifer characteristics of the Tillman terrace and alluvial aquifer in southwestern Oklahoma |
| ofr96-452_cond | Digital data sets that describe aquifer characteristics of the Tillman terrace and alluvial aquifer in southwestern Oklahoma |
| ofr96-452_recharg | Digital data sets that describe aquifer characteristics of the Tillman terrace and alluvial aquifer in southwestern Oklahoma |
| ofr96-452_wlelev | Digital data sets that describe aquifer characteristics of the Tillman terrace and alluvial aquifer in southwestern Oklahoma |
| ofr96-453_aqbound | Digital data sets that describe aquifer characteristics of the Rush Springs aquifer in western Oklahoma |
| ofr96-453_cond | Digital data sets that describe aquifer characteristics of the Rush Springs aquifer in western Oklahoma |
| ofr96-453_recharg | Digital data sets that describe aquifer characteristics of the Rush Springs aquifer in western Oklahoma |
| ofr96-453_wlelev | Digital data sets that describe aquifer characteristics of the Rush Springs aquifer in western Oklahoma |
| ofr96-454_aqbound | Digital data sets that describe aquifer characteristics of the Central Oklahoma aquifer in central Oklahoma |
| ofr96-454_cond | Digital data sets that describe aquifer characteristics of the Central Oklahoma aquifer in central Oklahoma |
| ofr96-454_recharg | Digital data sets that describe aquifer characteristics of the Central Oklahoma aquifer in central Oklahoma |
| ofr96-454_wlelev | Digital data sets that describe aquifer characteristics of the Central Oklahoma aquifer in central Oklahoma |
| ofr96395_eva | Mean annual runoff, precipitation, and evapotranspiration in the glaciated northeastern United States, 1951-80 |
| ofr96395_pre | Mean annual runoff, precipitation, and evapotranspiration in the glaciated northeastern United States, 1951-80 |
| ofr96395_run | Mean annual runoff, precipitation, and evapotranspiration in the glaciated northeastern United States, 1951-80 |
| ofr97-574_ok_maprecip | Grid of mean annual precipitation for Oklahoma, 1961-1990 base period. |
| ofr97-574_ok_skew | Generalized peak skew coefficients for Oklahoma, 1961-1990 base period. |
| ofr98-393_aqbase | Digital Map Of Base of Aquifer for High Plains Aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
| ofr98-414 | Digital map of specific yield for High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
| ofr98-548 | Digital map of hydraulic conductivity for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
| ofr99-197_wlc80_95 | Digital data set of water-level changes in the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming, 1980 to 1995 |
| ofr99-198_wlc80_96 | Digital data set of water-level changes in the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming, 1980 to 1996 |
| ofr99-214_hpbedrock | This geospatial data set consists of the bedrock formations of the High Plains aquifer, which underlies parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming. |
| ofr99-261 | Digital map of geologic faults for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
| ofr99-262 | Digital map of saturated thickness in 1980 for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
| ofr99-263 | Digital map of water levels in 1980 for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
| ofr99-264 | Digital map of predevelopment water levels for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
| ofr99-265 | Digital map of changes in water levels from predevelopment to 1980 for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
| ofr99-266 | Digital map of areas of little or no saturated thickness for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
| ofr99-267 | Digital map of aquifer boundary for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
| ofr99-463_contours | Digital Data Sets of Depth-Duration Frequency of Precipitation for Oklahoma, USGS OFR 99-463. |
| ofr99-463_county | Digital Data Sets of Depth-Duration Frequency of Precipitation for Oklahoma, USGS OFR 99-463. |
| ofr99-463_sites | Digital Data Sets of Depth-Duration Frequency of Precipitation for Oklahoma, USGS OFR 99-463. |
| ofr99-463_surfaces | Digital Data Sets of Depth-Duration Frequency of Precipitation for Oklahoma, USGS OFR 99-463. |
| ofr99-77_aquif75m | Digital data set describing principal aquifers in the conterminous US |
| ofr99-77_geol75m | Digital data set describing surficial geology in the conterminous US |
| ofr99-77_gwregion | Digital data set describing ground-water regions in the conterminous US |
| ofr99-77_gwreguw | Digital data set describing ground-water regions with unconsolidated watercourses in the conterminous US |
| ofr99-78_cowu95 | Digital data sets describing county water use for 1995 in the conterminous US |
| ofr99-78_eftri | Digital data sets describing Toxics Release Inventory locations with 1995 VOC releases in the conterminous US |
| ofr99-78_metropop | Digital data sets describing metropolitan areas in the conterminous US |
| ofr99-78_popdeng | Digital data sets describing population density in the conterminous US |
| ofr99-96_wlc80_94 | Digital data set of water-level changes in the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming, 1980 to 1994 |
| pesticide_use92 | 1992 County Pesticide Use Estimates for 200 Compounds |
| pesticide_use97 | 1997 County Pesticide Use Estimates for 220 Compounds |
| photo | Photographs used to verify ET units classified in the major discharge areas of Death Valley regional |
| physio | Physiographic divisions of the conterminous U. S. |
| places | City locations for all places in the TIGER files |
| powder_hub | Digital Hydrologic Cataloging-Unit Boundaries for the Powder River, Wyoming, at 1:24,000 Scale |
| pp1680_frmwrk | A Surficial Hydrogeologic Framework for the Mid-Atlantic Coastal Plain. |
| pp1680_phys | Physiography for the Mid-Atlantic Coastal Plain |
| pp1680_sbcrps | Subcropping Geology for the Mid-Atlantic Coastal Plain |
| pp1680_srfgl | Surficial Geology for the Mid-Atlantic Coastal Plain. |
| pp1766_1961_pot_surface_contours | Spring 1961 hydraulic head in the lower pumped zone of California's Central Valley (from Williamson and others, 1989) |
| pp1766_1961_wt_contours | Spring 1961 water table of California's Central Valley (from Williamson and others, 1989) |
| pp1766_Alluvial_Bnd | Alluvial Boundary of California's Central Valley |
| pp1766_BAS6 | Basic (BAS) data file (model grid, active model cells, and hydraulic-head values) for the Central Valley Hydrologic Model (CVHM) |
| pp1766_DIS | Altitudes of the top of model layers in the Central Valley Hydrologic Model (CVHM) |
| pp1766_FMP | Water-balance subregions (WBSs), soil types, and virtual crops for the five land-use time-frames used in the Central Valley Hydrologic Model (CVHM) |
| pp1766_GHB | Location of General Head Boundaries (GHB) in the Central Valley Hydrologic Model (CVHM) |
| pp1766_MULT | Model-grid and hydraulic-property data arrays of the MULT package of the Central Valley Hydrologic Model |
| pp1766_SUB | Critical head, thickness of fine-grained deposit, and skeletal elastic storage arrays of the SUB package of the Central Valley Hydrologic Model |
| pp1766_ZONE | ZONE package of the Central Valley Hydrologic Model |
| pp1766_corcoran_clay_depth_feet | Contours of Corcoran Clay Depth in feet from Page (1986) for the Central Valley Hydrologic Model (CVHM) |
| pp1766_corcoran_clay_extent | Extent of Corcoran Clay modified from Page (1986) for the Central Valley Hydrologic Model (CVHM) |
| pp1766_corcoran_clay_thickness_feet | Contours of Corcoran Clay Thickness in feet by Page (1986) for the Central Valley Hydrologic Model (CVHM) |
| pp1766_cvhm_sfr_network | Surface-Water Network for the Central Valley Hydrologic Model (CVHM) |
| pp1766_cvhm_texture_regions | Spatial Provinces and Domains of the Central Valley for Textural Analysis |
| pp1766_cvhm_water_level_observations | Data tables of well locations, perforated intervals, and time series of hydraulic-head observations for the Central Valley Hydrologic Model (CVHM) |
| pp1766_div_del_flow_data | Monthly Diversions from the Surface-Water Network of the Central Valley Hydrologic Model (CVHM) |
| pp1766_div_del_loc | Location of diversions from the surface-water network of the Central Valley Hydrologic Model (CVHM) |
| pp1766_eth_prism2k_sample | Evapotranspiration Input Data for the Central Valley Hydrologic Model (CVHM) |
| pp1766_fmp_parameters | Farm Process (FMP) Parameters used in the Central Valley Hydrologic Model (CVHM) |
| pp1766_hobs | Locations of hydraulic-head observations (HOBS) for the Central Valley Hydrologic Model (CVHM) |
| pp1766_inflow_flow_data | Monthly inflows to the surface-water network for the Central Valley Hydrologic Model (CVHM) |
| pp1766_inflow_loc_id | Inflow Locations and Magnitude Input Files to the Central Valley Hydrologic Model (CVHM) |
| pp1766_municipal_pumpage_by_wbs | Monthly urban (municipal and industrial use) pumpage for the Central Valley Hydrologic Model (CVHM) by Water Balance Subregion (WBS) |
| pp1766_municipal_pumpage_loc | Location of virtual wells used for urban (municipal and industrial use) pumpage in the Central Valley Hydrologic Model (CVHM) |
| pp1766_precip_prism2k_sample | Monthly Precipitation Input Data for the Central Valley Hydrologic Model (CVHM) |
| pp1766_sfr2_grd_polyc | Grid cells used for Surface-Water Network for the Central Valley Hydrologic Model |
| pp1766_stream_loss_nady | Streamflow-gain- and streamflow-loss data for streamgages in the Central Valley Hydrologic Model |
| pp1766_stream_loss_nady_pnts | Stream-gage locations where streamflow gains/losses were quantified along the Central Valley surface-water network |
| pp1766_subsidence_locations | Location of 24 extensometers used to measure compaction in the Central Valley |
| pp1766_subsidence_measured_data.xls | Measured compaction for 24 extensometers in the Central Valley |
| pp1766_surface_water_gages | U.S. Geological Survey Stream Gages located in the Central Valley, California |
| pp1766_texture_class_coarse_fine | Categories used to classify the basin-fill deposits in the Central Valley |
| pp1766_virtual_well_perforations | Virtual wells used for pumpage for the Central Valley Hydrologic Model (CVHM) |
| pp1766_well-log-texture | Percent Coarse in wells in 15 meter increments and Texture Model Percent Coarse at Lattice Points for the Central Valley from Faunt (2009) |
| qsitesdd | Flow characteristics at U.S. Geological Survey streamgages in the conterminous United States. |
| raintin | Tin of average annual rainfall amounts for Ohio (in inches) |
| realstx | Realtime USGS Streamflow Stations |
| rech48grd | Estimated mean annual natural ground-water recharge in the conterminous United States |
| redAlderSources_MRB7 | Red Alder Basal Area, by Stream Reach, for the Pacific Northwest |
| regolith | Superfund GIS - Regolith thickness in Tennessee |
| reservoir | Summary of selected characteristics of large reservoirs |
| runoff | Average annual runoff in the United States, 1951-80 |
| satof48 | Saturation overland flow estimated by TOPMODEL for the conterminous United States |
| sd_ddwd_dep | Depth to top of the Deadwood Formation |
| sd_inkr_dep | Depth to top of the Inyan Kara Group |
| sd_lcsens_da | Polygons Representing Drainage Areas Upstream from Potential Stremflow-loss Zones in Lawrence County, SD |
| sd_lcsens_lz | Arcs Representing Potential Streamflow-loss Zones in Lawrence County, SD |
| sd_lcsens_pol | Polygons Representing Sensitivity of Ground Water to Contamination in Lawrence County, SD |
| sd_mdsn_dep | Depth to top of the Madison Limestone |
| sd_mdsn_thk | Generalized thickness of the Madison Limestone and Englewood Formation, Black Hills, South Dakota. |
| sd_mdsnst_thk | Saturated thickness of the Madison aquifer, Black Hills, South Dakota. |
| sd_mnkt_dep | Depth to top of the Minnekahta Limestone |
| sd_mnls_dep | Depth to top of the Minnelusa Formation |
| sd_mnls_thk | Generalized thickness of the Minnelusa Formation, Black Hills, South Dakota. |
| sd_mnlsst_thk | Saturated thickness of the Minnelusa aquifer, Black Hills, South Dakota. |
| sd_pr5098 | Isohyetal map showing distribution of average annual precipitation for the Black Hills area, South Dakota, water years 1950-98 |
| sd_pr6190 | Isohyetal map showing distribution of average annual precipitation for the Black Hills area, South Dakota, water years 1961-90 |
| sd_prgages | Measured and estimated monthly precipitation values for precipitation gages in the Black Hills area, South Dakota, water years 1931-98 |
| sd_re5098 | Generalized average annual yield efficiency (in percent of annual precipitation) for the Black Hills area, South Dakota, water years 1950-98 |
| septicSystems_MRB7 | Location of Septic Sewer Systems in the Pacific Northwest |
| sfbc | WATSTORE Stream Flow Basin Characteristics File |
| sgpwa_drg27_image | Topographic Map image of the San Gorgonio Pass area, Riverside County, California. |
| sgpwa_hill27_image | Hillshade of the San Gorgonio Pass area, Riverside County, California. |
| sgpwa_lsat27_image | LandSat7 image of the San Gorgonio Pass area, Riverside County, California. |
| sgpwa_utm27f | Digital Elevation Model of the San Gorgonio Pass area, elevation values in feet, Riverside County, California. |
| sgpwa_utm27m | A 30 meter Digital Elevation Model (DEM) of the San Gorgonio Pass area, Riverside County, California. |
| sim06-2949A_dar_bndry | Lake Darling Boundary (polygon) - Edge of water at lake-surface elevation, 656.1 ft above NAVD 88. |
| sim06-2949A_dar_bth_cont | Bathymetric Contours for Lake Darling, Washington County, Iowa |
| sim06-2949A_dar_islands | Lake Darling Islands (polygon) - Edge of water at lake-surface elevation, 656.1 ft above NAVD 88. |
| sim06-2949A_dar_targpts | Individual Target Data-Collection Points for Lake Darling, Washington County, Iowa |
| sim06-2949A_dar_tinpts | Data-Collection Points Along Transects and Around Perimeter for Lake Darling, Washington County, Iowa |
| sim06-2949B_litt_bndry | Littlefield Lake Boundary (polygon) - Edge of water at lake-surface elevations, 1293.6 ft above NAVD 88 for main lake and 1296.9 ft above NAVD88 upstream of siltation dam |
| sim06-2949B_litt_bth_cont | Bathymetric Contours for Littlefield Lake, Audubon County, Iowa |
| sim06-2949B_litt_targpts | Individual Target Data-Collection Points for Littlefield Lake, Audubon County, Iowa |
| sim06-2949B_litt_tinpts20 | Data-Collection Points Along Transects and Around Perimeter at Littlefield Lake, Audubon County, Iowa |
| sim06-2949C_min_bndry | Lake Minnewashta Boundary (polygon) - Edge of water at lake-surface elevation, 1394.5 ft above NGVD 29 |
| sim06-2949C_min_bth_cont | Bathymetric Contours for Lake Minnewashta, Dickinson County, Iowa |
| sim06-2949C_min_targpts | Individual Target Data-Collection Points for Lake Minnewashta, Dickinson County, Iowa |
| sim06-2949C_min_tinpts | Data-Collection Points Along Transects and Around Perimeter of Lake Minnewashta, Dickinson County, Iowa |
| sim06-2949E_pr_bndry | Prairie Rose Lake Boundary (polygon) - Edge of water at lake-surface elevations, 1227.9 ft above NAVD 88 for the main lake and 1229.6 ft above NAVD 88 upstream of the siltation dam |
| sim06-2949E_pr_bth_cont | Bathymetric Contours for Prairie Rose Lake, Shelby County, Iowa |
| sim06-2949E_pr_targpts | Individual Target Data-Collection Points for the Main Portion of Prairie Rose Lake, Shelby County, Iowa |
| sim06-2949E_pr_targsdam | Individual Target Data-Collection Points Upstream of the Siltation Dam at Prairie Rose Lake, Shelby County, Iowa |
| sim06-2949E_pr_tinpts30 | Data-Collection Points Along Transects and Around Perimeter at Prairie Rose Lake, Shelby County, Iowa |
| sim06-2949F_ugar_bndry | Upper Gar Lake Boundary (polygon) - Edge of water at lake-surface elevation, 1394.7 ft above NGVD 29 |
| sim06-2949F_ugar_bth_cont | Bathymetric Contours for Upper Gar Lake, Dickinson County, Iowa |
| sim06-2949F_ugar_targpts | Individual Target Data-Collection Points for Upper Gar Lake, Dickinson County, Iowa |
| sim06-2949F_ugar_tinpts | Data-Collection Points Along Transects and Around Perimeter at Upper Gar Lake, Dickinson County, Iowa |
| sim06_2949D_eag_bndry | Nine Eagles Lake Boundary (polygon) - Edge of water at lake-surface elevation, 937.0 ft above NAVD 88 |
| sim06_2949D_eag_bth_cont | Bathymetric Contours for Nine Eagles Lake, Decatur County, Iowa |
| sim06_2949D_eag_targpts | Individual Target Data-Collection Points for Nine Eagles Lake, Decatur County, Iowa |
| sim06_2949D_eag_tinpts20 | Data-Collection Points Along Transects and Around Perimeter of Nine Eagles Lake, Decatur County, Iowa |
| sim2011_3193_potentiometric | Data to Accompany the Regional Potentiometric-Surface Map of the Great Basin Carbonate and Alluvial Aquifer System in Snake Valley and Surrounding Areas, Juab, Millard, and Beaver Counties, Utah and White Pine and Lincoln Counties, Nevada |
| sim2012-3202GroundhogResContours | 2011 Groundhog Reservoir Bathymetric Contours |
| sim2012-3203TottenResContours | 2011 Totten Reservoir Bathymetric Contours |
| sim2993_arkr_abs | Area where the Arikaree aquifer is absent, Pine Ridge Indian Reservation and Bennett County, South Dakota |
| sim2993_gwflow | Ground-water flow lines used in the generalized potentiometric surface of the Arikaree aquifer, Pine Ridge Indian Reservation and Bennett County, South Dakota |
| sim2993_obs_wells | Observation wells used in the creation of the generalized potentiometric surface of the Arikaree aquifer, Pine Ridge Indian Reservation and Bennett County, South Dakota |
| sim2993_springs | Springs used in the creation of the generalized potentiometric surface of the Arikaree aquifer, Pine Ridge Indian Reservation and Bennett County, South Dakota |
| sim2993_water_table | Water-table contours for the Arikaree aquifer, Pine Ridge Indian Reservation and Bennett County, South Dakota |
| sim2993nonobs_wells | Nonobservation wells used in the creation of the generalized potentiometric surface of the Arikaree aquifer, Pine Ridge Indian Reservation and Bennett County, South Dakota |
| sim3042_ab | Digital map of the configuration of the base of the principal aquifer in the Elkhorn-Loup Model area, north-central Nebraska |
| sim3042_gu | Digitial map of geologic units forming the base of the principal aquifer and areas where the base of aquifer is not well defined, Elkhorn-Loup Model area, north-central Nebraska |
| sim3042_tw | Digital map of the test-hole and well data used to estimate the configuration of the base of the principal aquifer and the geologic units underlying the principal aquifer in the Elkhorn-Loup model area, north-central Nebraska |
| sim3063_Tahoe_Aquifer | Delineated Aquifer Boundaries of the Lake Tahoe Basin |
| sim3063_Tahoe_CDWR_Well_Generalized | Lake Tahoe Generalized California Department of Water Resources Well Locations |
| sim3063_Tahoe_Dike | Dikes of the Lake Tahoe Basin |
| sim3063_Tahoe_Fault | Faults of the Lake Tahoe Basin |
| sim3063_Tahoe_Geophysical | Lake Tahoe Basin Geophysical Data |
| sim3063_Tahoe_Hydrogeology_Grp | Hydrogeologic Groupings of the Lake Tahoe Basin |
| sim3063_Tahoe_NDWR_Wells | Lake Tahoe Nevada Division of Water Resources State Well Log Database Wells |
| sim3063_Tahoe_Study_Area | Hydrogeology of the Lake Tahoe Basin Study Area Boundary |
| sim3063_Tahoe_USGS_Wells | Lake Tahoe National Water Information System (NWIS) Wells |
| sir-06-5129_alt_bottom_trinidad_con | Altitude of the bottom of the Trinidad Sandstone in the Raton Basin, Las Animas County, Colorado |
| sir-06-5129_alt_top_raton_con | Altitude of the top of the Raton Formation in the Raton Basin, Las Animas County, Colorado |
| sir-06-5129_alt_top_trinidad_con | Altitude of the top of the Trinidad Sandstone in the Raton Basin, Las Animas County, Colorado |
| sir-06-5129_alt_top_vermejo_con | Altitude of the top of the Vermejo Formation in the Raton Basin, Las Animas County, Colorado |
| sir-06-5129_alt_water_table_con | Altitude of the top of the water table in the Raton Basin, Las Animas County, Colorado |
| sir-06-5129_cogcc_production_point | Production of gas and water from gas wells in the Raton Basin, Las Animas County, Colorado, 1999-2004 |
| sir-06-5129_cogcc_wells_point | Gas wells in the Raton Basin, Las Animas County, Colorado, 2004 |
| sir-06-5129_depth_bottom_trinidad_con | Depth to the bottom of the Trinidad Sandstone in the Raton Basin, Las Animas County, Colorado |
| sir-06-5129_depth_top_raton_con | Depth to the top of the Raton Formation in the Raton Basin, Las Animas County, Colorado |
| sir-06-5129_depth_top_trinidad_con | Depth to the top of the Trinidad Sandstone in the Raton Basin, Las Animas County, Colorado |
| sir-06-5129_depth_top_vermejo_con | Depth to the top of the Vermejo Formation in the Raton Basin, Las Animas County, Colorado |
| sir-06-5129_depth_water_table_con | Depth to the top of the water table in the Raton Basin, Las Animas County, Colorado |
| sir-06-5129_formation_tops_point | Depths to and altitudes of tops of, and apparent thickness of selected hydrostratigraphic units in the Raton Basin, Huerfano and Las Animas Counties, Colorado |
| sir-06-5129_seo_wells_point | Water wells, with selected administrative, well construction, and hydrogeologic data, Raton Basin, Huerfano and Las Animas Counties, Colorado, 2002 |
| sir-06-5129_thickness_raton_con | Thickness of the Raton Formation in the Raton Basin, Las Animas County, Colorado |
| sir-06-5129_thickness_trinidad_con | Thickness of the Trinidad Sandstone in the Raton Basin, Las Animas County, Colorado |
| sir-06-5129_thickness_vermejo_con | Thickness of the Vermejo Formation in the Raton Basin, Las Animas County, Colorado |
| sir-2012-5002_structural | Structural Geology of the Mosier Creek Basin |
| sir-2012-5002_surficial | Surficial Geology of the Mosier Creek Basin |
| sir045205_bnd | Lateral boundary of the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
| sir045205_bnd_3x325 | Study area boundary for the Death Valley regional ground-water flow system, Nevada and California |
| sir045205_bnd_dv_pp1370f | Boundary of the Death Valley region by Bedinger and others (1989), for the Death Valley regional ground-water flow system study, Nevada and California |
| sir045205_bnd_model_wri964300 | Boundary of the ground-water flow model by D'Agnese and others (1997), for the Death Valley regional ground-water flow system study, Nevada and California |
| sir045205_bnd_pp1409a | Historical boundary of the Death Valley regional ground-water flow system by Harrill and Prudic (1998), for the Death Valley regional ground-water flow system study, Nevada and California |
| sir045205_bnd_wri024102 | Lateral boundary of the steady-state ground-water flow model by D'Agnese and others (2002), Death Valley regional ground-water flow system, Nevada and California |
| sir045205_bnd_wri964300 | Flow system boundary by D'Agnese and others (1997) for the Death Valley regional ground-water flow system study, Nevada and California |
| sir045205_chds | Simulated constant-head boundary for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
| sir045205_deserts_sw | Deserts of the southwestern United States, for the Death Valley regional ground-water flow system study, Nevada and California |
| sir045205_drains | Discharge areas for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
| sir045205_dv_mosaic | False-color composite of Landsat data for the Death Valley regional ground-water flow system project, Nevada and California |
| sir045205_dvrfs_harrill_contarea | Boundary of the area contributing flow to the Death Valley regional ground-water flow system, Nevada and California |
| sir045205_geology_xsecs | Traces of geologic and hydrogeologic cross sections used to develop the hydrogeologic framework model of the Death Valley regional ground-water flow system, Nevada and California |
| sir045205_hd16_t0_tr | Simulated potentiometric surface contours of prepumping conditions in layer 16 of the transient ground-water flow model of the Death Valley regional ground-water flow system, Nevada and California |
| sir045205_hd16_t85_tr | Simulated potentiometric surface contours at end of simulation (1998) in model layer 16 of the transient ground-water flow model of the Death Valley regional ground-water flow system, Nevada and California |
| sir045205_hd1_t0_tr | Simulated potentiometric surface contours of prepumping conditions in layer 1 of the transient ground-water flow model of the Death Valley regional ground-water flow system, Nevada and California |
| sir045205_hd1_t85_tr | Simulated potentiometric surface contours at end of simulation (1998) in model layer 1 of the transient ground-water flow model of the Death Valley regional ground-water flow system, Nevada and California |
| sir045205_hfbs | Horizontal flow barriers for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
| sir045205_hfbs_geo | Potential structural barriers to ground-water flow, Death Valley regional ground-water flow system, Nevada and California |
| sir045205_hfm_thick | Thicknesses of hydrogeologic units used in the hydrogeologic framework and transient ground-water flow model of the Death Valley regional ground-water flow system, Nevada and California |
| sir045205_hfm_top | Surface altitudes of hydrogeologic units used in the hydrogeologic framework and transient ground-water flow model of the Death Valley regional ground-water flow system, Nevada and California |
| sir045205_hobs_ss | Locations, values, and uncertainties of hydraulic-head observations for the steady-state, prepumped period of the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
| sir045205_hobs_sstr | Locations, values, and uncertainties of hydraulic-head observations for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
| sir045205_hydro_geo | Hydrogeologic map of the Death Valley regional ground-water flow system, Nevada and California |
| sir045205_model_cells | Model grid and infiltration values for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
| sir045205_model_layers | Altitudes of the top of model layers for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
| sir045205_pot_wri974052 | Estimated potentiometric surface by D'Agnese and others (1998), for the Death Valley regional ground-water flow system study, Nevada and California |
| sir045205_pumping | Pumpage for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
| sir045205_rch_model1 | Net infiltration of the Death Valley regional ground-water flow system, Nevada and California |
| sir045205_regpot | Regional potentiometric-surface contours by Bedinger and Harrill (2004), for the Death Valley regional ground-water flow system study, Nevada and California |
| sir045205_regpot_deepwl | Reference wells for the regional ground-water potential map by Bedinger and Harrill (2004), Death Valley regional ground-water flow system, Nevada and California |
| sir045205_regpot_spr_ca | Reference springs in California for the regional ground-water potential map by Bedinger and Harrill (2004), Death Valley regional ground-water flow system, Nevada and California |
| sir045205_regpot_spr_nv | Reference springs in Nevada for the regional ground-water potential map by Bedinger and Harrill (2004), Death Valley regional ground-water flow system, Nevada and California |
| sir045205_regpot_wl_ca | Topographic reference points in California for the regional ground-water potential map by Bedinger and Harrill (2004), Death Valley regional ground-water flow system, Nevada and California |
| sir045205_regpot_wl_nv | Topographic reference points in Nevada for the regional ground-water potential map by Bedinger and Harrill (2004), Death Valley regional ground-water flow system, Nevada and California |
| sir045205_start_heads | Initial hydraulic heads for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
| sir045205_subreg | Subregions of the Death Valley regional ground-water flow system, Nevada and California |
| sir045205_swnvf | Boundary of the southwestern Nevada volcanic field from Laczniak and others (1996), for the Death Valley regional ground-water flow system study, Nevada and California |
| sir045205_ugta_flow_bnd | Boundary of the ground-water flow model by IT Corporation (1996), for the Death Valley regional ground-water flow system study, Nevada and California |
| sir045205_ugta_hfm_bnd | Boundary of the hydrogeologic framework model by IT Corporation (1996), for the Death Valley regional ground-water flow system study, Nevada and California |
| sir045205_zones | Material-property zones used in the transient ground-water flow model of the Death Valley regional ground-water flow system, Nevada and California |
| sir09-5019_hpwlcpd07 | Digital map of water-level changes in the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming, predevelopment (about 1950) to 2007 |
| sir095082_bnd | Boundary of the Eagle River Watershed Valley-Fill Aquifer, Eagle County, North-Central Colorado, 2006-2007 |
| sir095082_mix | Probability of Unmixed Young Groundwater (defined using chlorofluorocarbon-11 concentrations and tritium activities) in the Eagle River Watershed Valley-Fill Aquifer, Eagle County, North-Central Colorado, 2006-2007 |
| sir095082_no3 | Probability of Elevated Nitrate Concentrations in Groundwater in the Eagle River Watershed Valley-Fill Aquifer, Eagle County, North-Central Colorado, 2006-2007 |
| sir095082_voc | Probability of Elevated Volatile Organic Compound (VOC) Concentrations in Groundwater in the Eagle River Watershed Valley-Fill Aquifer, Eagle County, North-Central Colorado, 2006-2007 |
| sir10-5149_FutDep | Percentage of Hypothetical Well Pumpage Causing Depletions to Simulated Base Flow, Evapotranspiration, and Groundwater Storage in the Elkhorn and Loup River Basins, 2006 through 2055 |
| sir12-5053_AqfExt | Aquifer Boundary of the Wood River Valley Aquifer System, South-Central Idaho
|
| sir12-5053_BRsurf | Estimated Altitude of the Consolidated Rock Surface Underlying Quaternary Sediments of the Wood River Valley aquifer system, South-Central Idaho |
| sir12-5053_FineGrn | Estimated Altitude of the Top of the Uppermost Unit of Fine-Grained Sediment within the Wood River Valley aquifer system, South-Central Idaho |
| sir12-5053_SedThick | Estimated Thickness of Quaternary Sediment in the Wood River Valley aquifer system, South-Central Idaho |
| sir12-5177_hp_satthk09 | Saturated thickness, High Plains aquifer, 2009 |
| sir12-5177_hp_sp_yield | Specific yield, High Plains aquifer |
| sir12-5177_hp_wlc0005 | Water-level change, High Plains aquifer, 2000 to 2005 |
| sir12-5177_hp_wlc0509 | Water-level change, High Plains aquifer, 2005 to 2009 |
| sir12-5177_hp_wlc8095 | Water-level change, High Plains aquifer, 1980 to 1995 |
| sir12-5177_hp_wlc9500 | Water-level change, High Plains aquifer, 1995 to 2000 |
| sir2004-5155_geol250 | 1:250,000-scale geology of the Dry Valley Hydrographic Area, Nevada and California |
| sir2004-5186_eff_p | Areas permitted for irrigation, storage, evaporation, and disposal of treated sewage effluent in the upper Carson River Basin, Nevada and California |
| sir2004-5186_geol250 | 1:250,000-scale geology of the Carson River Basin, Nevada and California |
| sir2005-5073_CBRWM_LandSegments | SIR2005-5073_CBRWM_LandSegments |
| sir2005-5073_CBRWM_watersheds | SIR2005-5073_CBRWM_watersheds |
| sir2005-5153_ohio_bankfull_data | Geomorphic, basin-characteristic, and peak-streamflow data for 50 streams in Ohio |
| sir2005_5073_CBland | Chesapeake Bay Land segments |
| sir2006-5100_dtwha153_l | Depth to ground water contours of hydrographic area 153, Diamond Valley, Nevada |
| sir2006-5100_dtwnv_g | Depth to ground water of Nevada |
| sir2006-5100_wanv_g | Water-table altitude of Nevada |
| sir2006-5100_wanv_l | Water-table contours of Nevada |
| sir20065032_averhoCC | Capacitively coupled average resistivity of the Interstate and Tri-State Canals within Sioux and Scotts Bluff Counties in western Nebraska and Goshen County in eastern Wyoming |
| sir20065032_averhoDC | Direct-current average resistivity of the Tri-State Canal within Scotts Bluff County in western Nebraska |
| sir2007-5012_bathymetry | Digital elevation model of Walker Lake, West-Central Nevada |
| sir2007-5087_etunit | Evapotranspiration units in the Basin and Range carbonate-rock aquifer system, White Pine County, Nevada, and adjacent parts of Nevada and Utah |
| sir2007-5087_potgwdischarge | Potential areas of ground-water discharge in the Basin and Range carbonate-rock aquifer system, White Pine County, Nevada, and adjacent parts of Nevada and Utah |
| sir2007-5258_oct2006confinedwl | Ground-water level contours for the confined aquifer in the Wood River Valley, south-central Idaho, representing conditions during October 2006. |
| sir2007-5258_oct2006wl | Ground-water level contours for the unconfined aquifer in the Wood River Valley, south-central Idaho, representing conditions during October 2006. |
| sir2007-5258_partdev | Ground-water level contours for the unconfined aquifer in the Wood River Valley, south-central Idaho, representing partial-development conditions. |
| sir2007-5258_partdevconfined | Ground-water level contours for the confined aquifer in the Wood River Valley, south-central Idaho, representing the partial-development conditions. |
| sir2007-5258confwldifference | Difference between the 2006 and partial-development ground-water conditions for the confined aquifer in the Wood River Valley, south-central Idaho. |
| sir2007-5258gwbnd | Study area boundary for unconfined aquifer analysis, Wood River Valley, South-Central Idaho |
| sir2007-5258wldifference | Difference between the 2006 and partial-development ground-water conditions for the unconfined aquifer in the Wood River Valley, south-central Idaho. |
| sir2008-5054_Lower_Platte_gages5 | Selected Discharge Measurements at Stream-Gaging Stations on Lower Platte River near Ashland, Duncan, Leshara, Louisville, and North Bend, Nebraska, 1934-2006 |
| sir2008-5239_swpa_agir_wu_2000 | Estimated Irrigated Agricultural Water Use In 2000 |
| sir2008-5239_swpa_basin_stats | Alluvial basin statistics of the Southwest Principal Aquifers (SWPA) study. |
| sir2008-5239_swpa_geo | Surficial geology of the Southwest Principal Aquifers (SWPA) study |
| sir2008-5239_swpa_hga | Hydrogeologic Areas of the Southwest Principal Aquifer (SWPA) study |
| sir2008-5239_swpa_public_supply_wu_2005 | Estimated Public Supply Water Use of the Southwest Principal Aquifers (SWPA) study in 2005 |
| sir2010-5034 | Annual county atrazine use estimates for agriculture, 1992-2007 |
| sir2010_5064_UCRB_ogdb | Oil and Gas Well locations, Upper Colorado River Basin, 2007 |
| sir2010_5193_3D_HGF | Three-dimensional hydrogeologic framework for the Great Basin carbonate and alluvial aquifer system of Nevada, Utah, and parts of adjacent states |
| sir2010_5193_BCM | Selected Basin Characterization Model Parameters for the Great Basin Carbonate and Alluvial Aquifer System of Nevada, Utah, and Parts of Adjacent States |
| sir2010_5193_GWdisch1000 | 1:1,000,000-scale estimated outer extent of areas of groundwater discharge as evapotranspiration for the Great Basin carbonate and alluvial aquifer system of Nevada, Utah, and parts of adjacent states |
| sir2010_5193_ha1000 | 1:1,000,000-scale hydrographic areas and flow systems for the Great Basin carbonate and alluvial aquifer system of Nevada, Utah, and parts of adjacent states |
| sir2010_5193_potentiometric1000 | 1:1,000,000-scale potentiometric contours and control points for the Great Basin carbonate and alluvial aquifer system of Nevada, Utah, and parts of adjacent states |
| sir2012-5207_co1990g | 30-Meter-Resolution Grid of 1990 Counties, Conterminous United States |
| sir2012-5207_co2001g | 30-Meter-Resolution Grid of 2001 Counties, Conterminous United States |
| sir2012-5207_county_fertilizer | County-Level Estimates of Nitrogen and Phosphorus from Commercial Fertilizer for the Conterminous United States, 1987-2006 |
| sprague_river_oregon_geomorphology | Sprague River Oregon Geomorphology |
| spragueriveroregon_bars_1930 | Sprague River Oregon Bars 1940 |
| spragueriveroregon_bars_1940 | Sprague River Oregon Bars 1940 |
| spragueriveroregon_bars_1968 | Sprague River Oregon Bars 1968 |
| spragueriveroregon_bars_2000 | Sprague River Oregon Bars 2000 |
| spragueriveroregon_built_features_1940 | Sprague River Oregon Built Features 1940 |
| spragueriveroregon_built_features_1968 | Sprague River Oregon Built Features 1968 |
| spragueriveroregon_built_features_2000 | Sprague River Oregon Built Features 2000 |
| spragueriveroregon_centerline_1940 | Sprague River Oregon Centerline 1940 |
| spragueriveroregon_centerline_1968 | Sprague River Oregon Centerline 1968 |
| spragueriveroregon_centerline_1975 | Sprague River Oregon Centerline 1975 |
| spragueriveroregon_centerline_2000 | Sprague River Oregon Centerline 2000 |
| spragueriveroregon_centerline_2005 | Sprague River Oregon Centerline 2005 |
| spragueriveroregon_centerline_circa_1870 | Sprague River Oregon Centerline circa 1870 |
| spragueriveroregon_centerline_n_fork_1940 | Sprague River Oregon Centerline North Fork 1940 |
| spragueriveroregon_centerline_n_fork_1968 | Sprague River Oregon Centerline North Fork 1968 |
| spragueriveroregon_centerline_n_fork_1975 | Sprague River Oregon Centerline North Fork 1975 |
| spragueriveroregon_centerline_n_fork_2000 | Sprague River Oregon Centerline North Fork 2000 |
| spragueriveroregon_centerline_n_fork_2005 | Sprague River Oregon Centerline North Fork 2005 |
| spragueriveroregon_centerline_s_fork_1940 | Sprague River Oregon Centerline South Fork 1940 |
| spragueriveroregon_centerline_s_fork_1968 | Sprague River Oregon Centerline South Fork 1968 |
| spragueriveroregon_centerline_s_fork_1975 | Sprague River Oregon Centerline South Fork 1975 |
| spragueriveroregon_centerline_s_fork_2000 | Sprague River Oregon Centerline South Fork 2000 |
| spragueriveroregon_centerline_s_fork_2005 | Sprague River Oregon Centerline South Fork 2005 |
| spragueriveroregon_centerline_sycan_1940 | Sprague River Oregon Centerline Sycan 1940 |
| spragueriveroregon_centerline_sycan_1968 | Sprague River Oregon Centerline Sycan 1968 |
| spragueriveroregon_centerline_sycan_1975 | Sprague River Oregon Centerline Sycan 1975 |
| spragueriveroregon_centerline_sycan_2000 | Sprague River Oregon Centerline Sycan 2000 |
| spragueriveroregon_centerline_sycan_2005 | Sprague River Oregon Centerline Sycan 2005 |
| spragueriveroregon_centerline_sycan_circa1870 | Sprague River Oregon Centerline Sycan circa 1870 |
| spragueriveroregon_floodplain_1940 | Sprague River Oregon Floodplain 1940 |
| spragueriveroregon_floodplain_1968 | Sprague River Oregon Floodplain 1968 |
| spragueriveroregon_floodplain_2000 | Sprague River Oregon Floodplain 2000 |
| spragueriveroregon_floodplain_boundary | Sprague River Oregon Floodplain Boundary |
| spragueriveroregon_floodplain_centerline | Sprague River Oregon Floodplain Centerline |
| spragueriveroregon_vegetation_1940 | Sprague River Oregon Vegetation 1940 |
| spragueriveroregon_vegetation_1968 | Sprague River Oregon Vegetation 1968 |
| spragueriveroregon_vegetation_2000 | Sprague River Oregon Vegetation 2000 |
| spragueriveroregon_water_1940 | Sprague River Oregon Water 1940 |
| spragueriveroregon_water_1968 | Sprague River Oregon Water 1968 |
| spragueriveroregon_water_2000 | Sprague River Oregon Water 2000 |
| spragueriveroregon_water_circa_1870 | Sprague River Oregon Water circa 1870 |
| ssurgo_srlag |
Estimates of the Soil Restrictive Layer in the Upper 25,35,45,
and 55 centimeters of agricultural land in the conterminous
United States
|
| states2m | 1:2,000,000-scale state boundaries of the conterminous United States |
| statsoil | Superfund GIS - Soil thickness, permeability, texture, and classification in Tennessee |
| stream | 1:2,000,000-scale Digital Line Graph files of streams |
| streamclp | Ohio-drainage stream centerline coverage for use with Water Resources Investigations Report 03-4164 |
| streamgagebasins | USGS Streamgage NHDPlus Version 1 Basins 2011 |
| streamgages | USGS Streamgages Linked to the Medium Resolution NHD |
| subsidence_measured_data | Measured compaction for 24 extensometers in the Central Valley |
| sw_site_yell | Surface-water sampling stations, National Water-Quality Assessment, Yellowstone River Basin, Montana, North Dakota, and Wyoming |
| umpqua_River_Oregon_Active_Channel_1939 | Umpqua River Oregon Active Channel 1939 |
| umpqua_River_Oregon_Active_Channel_1967 | Umpqua River Oregon Active Channel 1967 |
| umpqua_River_Oregon_Active_Channel_1994 | Umpqua River Oregon Active Channel 1994 |
| umpqua_River_Oregon_Active_Channel_2000 | Umpqua River Oregon Active Channel 2000 |
| umpqua_River_Oregon_Active_Channel_2005 | Umpqua River Oregon Active Channel 2005 |
| umpqua_River_Oregon_Active_Channel_2009 | Umpqua River Oregon Active Channel 2009 |
| umpqua_River_Oregon_Coast_Range_PhotoMosaic_1939 | Umpqua River Oregon Coast Range PhotoMosaic 1939 |
| umpqua_River_Oregon_Coast_Range_PhotoMosaic_1967 | Umpqua River Oregon Coast Range PhotoMosaic 1967 |
| umpqua_River_Oregon_Days_Creek_PhotoMosaic_1939 | Umpqua River Oregon Days Creek PhotoMosaic 1939 |
| umpqua_River_Oregon_Days_Creek_PhotoMosaic_1967 | Umpqua River Oregon Days Creek PhotoMosaic 1967 |
| umpqua_River_Oregon_Garden_Valley_PhotoMosaic_1939 | Umpqua River Oregon Garden Valley PhotoMosaic 1939 |
| umpqua_River_Oregon_Garden_Valley_PhotoMosaic_1967 | Umpqua River Oregon Garden Valley PhotoMosaic 1967 |
| umpqua_River_Oregon_Geologic_Floodplain | Umpqua River Oregon Geologic Floodplain |
| umpqua_River_Oregon_North_Umpqua_PhotoMosaic_1939 | Umpqua River Oregon North Umpqua PhotoMosaic 1939 |
| umpqua_River_Oregon_North_Umpqua_PhotoMosaic_1967 | Umpqua River Oregon North Umpqua PhotoMosaic 1967 |
| umpqua_River_Oregon_Photo_Data_1939 | Umpqua River Oregon Aerial Photograph Data for 1939 |
| umpqua_River_Oregon_Photo_Data_1967 | Umpqua River Oregon Aerial Photograph Data for 1967 |
| umpqua_River_Oregon_Roseburg_PhotoMosaic_1939 | Umpqua River Oregon Roseburg PhotoMosaic 1939 |
| umpqua_River_Oregon_Roseburg_PhotoMosaic_1967 | Umpqua River Oregon Roseburg PhotoMosaic 1967 |
| umpqua_River_Oregon_Tidal_PhotoMosaic_1939 | Umpqua River Oregon Tidal PhotoMosaic 1939 |
| umpqua_River_Oregon_Tidal_PhotoMosaic_1967 | Umpqua River Oregon Tidal PhotoMosaic 1967 |
| uspop80 | 1980 point population coverage for the Conterminous United States |
| uspop90 | 1990 point population coverage for the Conterminous United States |
| uspopd00x10g | 2000 population density by block group for the conterminous United States |
| uspopd90x10g | 1990 population density by block group for the conterminous United States |
| ussoils | Soils data for the Conterminous United States Derived from the NRCS State Soil Geographic (STATSGO) Data Base. [Original title: State Soil Geographic (STATSGO) Data Base for the Conterminous United States.] |
| ut_beaver | Hydrologic Data Sites for Beaver County, Utah |
| ut_beaver_qw | Specific Water Quality Sites for Beaver County, Utah |
| ut_boxelder | Hydrologic Data Sites for Boxelder County, Utah |
| ut_boxelder_qw | Specific Water Quality Sites for Boxelder County, Utah |
| ut_cache | Hydrologic Data Sites for Cache County, Utah |
| ut_cache_qw | Specific Water Quality Sites for Cache County, Utah |
| ut_carbon | Hydrologic Data Sites for Carbon County, Utah |
| ut_carbon_qw | Specific Water Quality Sites for Carbon County, Utah |
| ut_daggett | Hydrologic Data Sites for Daggett County, Utah |
| ut_daggett_qw | Specific Water Quality Sites for Daggett County, Utah |
| ut_davis | Hydrologic Data Sites for Davis County, Utah |
| ut_davis_qw | Specific Water Quality Sites for Davis County, Utah |
| ut_duchesne | Hydrologic Data Sites for Duchesne County, Utah |
| ut_duchesne_qw | Specific Water Quality Sites for Duchesne County, Utah |
| ut_emery | Hydrologic Data Sites for Emery County, Utah |
| ut_emery_qw | Specific Water Quality Sites for Emery County, Utah |
| ut_garfield | Hydrologic Data Sites for Garfield County, Utah |
| ut_garfield_qw | Specific Water Quality Sites for Garfield County, Utah |
| ut_grand | Hydrologic Data Sites for Grand County, Utah |
| ut_grand_qw | Specific Water Quality Sites for Grand County, Utah |
| ut_iron | Hydrologic Data Sites for Iron County, Utah |
| ut_iron_qw | Specific Water Quality Sites for Iron County, Utah |
| ut_juab | Hydrologic Data Sites for Juab County, Utah |
| ut_juab_qw | Specific Water Quality Sites for Juab County, Utah |
| ut_kane | Hydrologic Data Sites for Kane County, Utah |
| ut_kane_qw | Specific Water Quality Sites for Kane County, Utah |
| ut_millard | Hydrologic Data Sites for Millard County, Utah |
| ut_millard_qw | Specific Water Quality Sites for Millard County, Utah |
| ut_morgan | Hydrologic Data Sites for Morgan County, Utah |
| ut_morgan_qw | Specific Water Quality Sites for Morgan County, Utah |
| ut_piute | Hydrologic Data Sites for Piute County, Utah |
| ut_piute_qw | Specific Water Quality Sites for Piute County, Utah |
| ut_rich | Hydrologic Data Sites for Rich County, Utah |
| ut_rich_qw | Specific Water Quality Sites for Rich County, Utah |
| ut_saltlake | Hydrologic Data Sites for Saltlake County, Utah |
| ut_saltlake_qw | Specific Water Quality Sites for Saltlake County, Utah |
| ut_sanjuan | Hydrologic Data Sites for Sanjuan County, Utah |
| ut_sanjuan_qw | Specific Water Quality Sites for Sanjuan County, Utah |
| ut_sanpete | Hydrologic Data Sites for Sanpete County, Utah |
| ut_sanpete_qw | Specific Water Quality Sites for Sanpete County, Utah |
| ut_sevier | Hydrologic Data Sites for Sevier County, Utah |
| ut_sevier_qw | Specific Water Quality Sites for Sevier County, Utah |
| ut_summit | Hydrologic Data Sites for Summit County, Utah |
| ut_summit_qw | Specific Water Quality Sites for Summit County, Utah |
| ut_tooele | Hydrologic Data Sites for Tooele County, Utah |
| ut_tooele_qw | Specific Water Quality Sites for Tooele County, Utah |
| ut_uintah | Hydrologic Data Sites for Uintah County, Utah |
| ut_uintah_qw | Specific Water Quality Sites for Uintah County, Utah |
| ut_utah | Hydrologic Data Sites for Utah County, Utah |
| ut_wasatch | Hydrologic Data Sites for Wasatch County, Utah |
| ut_wasatch_qw | Specific Water Quality Sites for Wasatch County, Utah |
| ut_washington | Hydrologic Data Sites for Washington County, Utah |
| ut_washington_qw | Specific Water Quality Sites for Washington County, Utah |
| ut_wayne | Hydrologic Data Sites for Wayne County, Utah |
| ut_wayne_qw | Specific Water Quality Sites for Wayne County, Utah |
| ut_weber | Hydrologic Data Sites for Weber County, Utah |
| ut_weber_qw | Specific Water Quality Sites for Weber County, Utah |
| varindexgrid | Grid of streamflow variability index for Ohio |
| warpbas2010 | Drainage Basins used for Development of the Watershed
Regressions for Pesticides (WARP) Model |
| warpbas2012 | Drainage Basins used for Development of the Watershed Regressions for Pesticides (WARP) Model, 2012 |
| wri99-4000_lithogeo | Lithogeochemical Character of Near-Surface Bedrock in the Connecticut, Housatonic and Thames River Basins |
| wrir84-4119c_ds500nv | 1:500,000-scale dissolved solids in ground water in the Basin and Range Province of Nevada |
| wrir99-4188_cv_x | Ground-water monitoring sites for Carson Valley, Nevada |
| wrir99-4188_dtw | Depth-to-water contours for Carson Valley, Nevada |
| wrir99-4188_wla | Ground-water-level contours for Carson Valley, Nevada |
| wrir_03-4164 | Ohio-drainage land-use/land-cover data for use with Water Resources Investigations Report 03-4164 |
| wshed_yell | Drainage-area boundaries for selected sampling stations, scale 1:100,000, Yellowstone River Basin, Montana, North Dakota, and Wyoming |
| yell_100k | Yellowstone River Basin study unit boundary, National Water-Quality Assessment Program, scale 1:100,000, Montana, North Dakota, and Wyoming |
| yell_drarea | Drainage-area boundaries for selected sampling stations, scale 1:100,000, Yellowstone River Basin, Montana, North Dakota, and Wyoming |
| yell_mineral | Mineral resource areas of the Yellowstone River Basin, Montana and Wyoming |
