National Water-Quality Assessment (NAWQA) Project
More Information about Methods
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Lenz, Bernard N., and Miller, Michael A., 1996, Comparison of aquatic macroinvertebrate samples collected using different field methods: U.S. Geological Survey Fact Sheet 216-96, 4 p. Available Online
Lydy, M.J., Carter, D.S., and Crawford, C.G., 1996, Comparison of gas chromatography/mass spectrometry and immunoassay techniques on concentrations of atrazine in storm runoff: Archives of Environmental Contamination and Toxicology, vol. 31, no. 3, p. 378-385. doi: 10.1007/BF00212676 Available Online
Moring, J. Bruce, 1996, Occurrence of polycyclic aromatic hydrocarbons in urban streams as assessed using semipermeable membrane devices, Dallas-Fort Worth metropolitan area, Texas: U.S. Geological Survey Fact Sheet 081-96, 2 p. Available Online
Robertson, Dale M., 1996, Use of frequency-volume analyses to estimate regionalized yields and loads of sediment, phosphorus, and polychlorinated biphenyls to Lakes Michigan and Superior: U.S. Geological Survey Water-Resources Investigations Report 96-4092, 47 p. Available Online
Werner, S.L., Burkhardt, M.R., and DeRusseau, S.N., 1996, Methods of Analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of Pesticides in Water by Carbopak-B Solid-Phase Extraction and High-Performance Liquid Chromatography: U.S. Geological Survey Open-File Report 96-216, 42 p. Available Online
Capel, P.D., and Larson, S.J., 1995, A chemodynamic approach for estimating losses of target organic chemicals from water during sample holding time: Chemosphere, vol. 30, no. 6, p. 1097-1107. doi: 10.1016/0045-6535(94)00004-EĀ Available Online
Capel, Paul D., Nacionales, Fernando C., and Larson, Steven J., 1995, Precision of a splitting device for water samples: U.S. Geological Survey Open-File Report 95-293, 6 p. Available Online
Chappell, F.H., McMahon, P.B., Dubrovsky, N.M, Fujii, R.F., Oaksford,E.T., and Vroblesky, D.A., 1995, Deducing the distribution of terminal electron-accepting processes in hydrologically diverse groundwater systems: Water Resources Research, vol. 31, no. 2, p. 359-371. Available Online
Hatzell, Hilda H., Oaksford, Edward T., and Ashbury, Clyde E., 1995, Sampling design and procedures for fixed surface-water sites in the Georgia-Florida Coastal Plain Study Unit, 1993: U.S. Geological Survey Open-File Report 95-279, 16 p. Available Online
Koterba, Michael T., Wilde, Franceska D., and Lapham, Wayne W., 1995, Ground- water data-collection protocols and procedures for the National water-quality Assessment Program: Collection and documentation of water-quality samples and related data: U.S. Geological Survey Open-File Report 95-399, 113 p. Available Online
Lapham, Wayne W., Wilde, Franceska D., and Koterba, Michael T., 1995, Ground- water data-collection protocols and procedures for the National water-quality Assessment Program: Selection, installation, and documentation of wells, and collection of related data: U.S. Geological Survey Open-File Report 95-398, 69 p. Available Online
Marron, Donna C. and Blanchard, Stephen F., 1995, Surface-water-quality assessment of the Upper Illinois, Indiana, and Wisconsin: Cross sectional and depth variation of water-quality constituents and properties in the Upper Illinois River Basin, 1987-88: U.S. Geological Survey Water-Resources Investigations Report 95-4021, 19 p. Available Online
Raese, Jon W., Rose, Donna L., and Sandstrom Mark W., 1995, U.S. Geological Survey laboratory method for methyl tert-butyl ether: U.S. Geological Survey Fact Sheet FS-219-95, 4 p. Available Online
Sandstrom, Mark W., 1995, Filtration of water-sediment samples for the determination of organic compounds: U.S. Geological Survey Water-Resources Investigations Report 95-4105, 13 p. Available Online
Stewart, J.S., 1995, Stratification of landsat thematic mapper data, based on regional landscape patterns, to improve land-cover classification accuracy of large study areas: American Congress on Surveying and Mapping and the American Society for Photogrammetry and Remote Sensing Proceedings, p. 826-835.
Swanson, Robert B., 1995, Methods for monitoring physical, chemical, and biological characteristics at selected wetlands in the Platte River Basin, Nebraska: in Campbell, Kenneth L., ed. 1995 Versatility of wetlands in the agricultural landscape: American Society of Agricultural Engineers, p. 515-524.
Zaugg, S.D.,Sandstrom, M.W. Smith, S.G., and Fehlberg, K.M., 1995, Methods of Analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of Pesticides in Water by C-18 Solid-Phase Extraction and Capillary-Column Gas Chromatography/Mass Spectrometry with Selected-Ion Monitoring: U.S. Geological Survey Open-File Report 95-181, 49 p. Available Online
Zaugg, Steven D., Sandstrom, Mark W., Smith, Steven G., and Fehlberg, Kevin M., 1995, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory; determination of pesticides in water by C-18 solid-phase extraction and capillary-column gas chromatography/mass spectrometry with selected-ion monitoring: U.S. Geological Survey Open-File Report 95-181, 49 p. Available Online
Zelt, Ronald B., Brown, Jesslyn, F., and Kelly, Michael S., 1995, Validation of national land-cover characteristics data for regional water-quality assessment: Geocarto International, vol. 10, no. 4, p. 69-80.
Gurtz, Martin E., and Muir, Thomas A., 1994, Report on the interagency biological methods workshop: U.S. Geological Survey Open-File Report 94-490, 85 p. Available Online
Hitt, Kerie J., 1994, Refining 1970's land-use data with 1990 population data to indicate new residential development: U.S. Geological Survey Water-Resources Investigations Report 94-4250, 15 p. Available Online
Johnson, Steven M., and Swanson, Robert B., 1994, Operational procedures for collecting water-quality samples at monitoring sites on Maple Creek near Nickerson and the Platte River at Louisville, Eastern Nebraska: U.S. Geological Survey Open-File Report 94-121, 24 p. Available Online
Manning, T.K., Smith, K.E., Wood, C.D., and Williams, J.B., 1994, Pesticide- sampling equipment, sample-collection and processing procedures, and water-quality data at Chicod Creek, North Carolina, 1992: U.S. Geological Survey Open-File Report 94-50, 35 p. Available Online
Nowell, L.H., and Resek, E.A., 1994, National standards and guidelines for pesticides in water, sediment, and aquatic organisms: Application to water-quality assessments: in Ware, G.W., ed., Reviews of environmental contamination and toxicology, vol. 140: Springer-Verlag, New York, 221 p. Available Online
Nowell, Lisa H., and Resek, Elizabeth A., 1994, Summary of national standards and guidelines for pesticides in water, bed sediment, and aquatic organisms and their application to water-quality assessments: U.S. Geological Survey Open-File Report 94-44, 115 p. Available Online
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