National Water-Quality Assessment (NAWQA) Project
More Information about Methods
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Falcone, J.A., and Gomez, R., 2005, Mapping Impervious Surface Type and Sub-Pixel Abundance Using Hyperion Hyperspectral Imagery: Geocarto International, vol. 20, p. 3-10. doi: 10.1080/10106040508542358 Available Online
Plummer, L.N., Busenberg, E., Eberts, S.M., Bexfield, L.M., Brown, C.J., Fahlquist, L.S., Katz, B.G., and Landon, M.K., 2008, Low-level detections of halogenated volatile organic compounds in groundwater: Use in vulnerability assessments: Journal of Hydrologic Engineering, vol. 13, no. 11, November 2008, p. 1049-1068. doi: 10.1061/(ASCE)1084-0699(2008)13:11(1049) Available Online
Landon, M.K., Eberts, S.M., Jurgens, B.C., Katz, B.G., Burow, K.R., Crandall, C.A., Brown, C.J., and Starn J.J., 2006, Knowledge of where and how contamination-susceptible water enters public-supply wells can be used to improve monitoring strategies and protection plans: Ground Water Protection Council Annual Forum 2006, Sept.30-Oct.4, 2006, Miami Beach, FL., 15 p. Available Online
Spahr, Norman E., and Boulger, Robert W., 1997, Interim results of quality- control sampling of surface water for the Upper Colorado River National Water-Quality study unit, water years 1995-96: U.S. Geological Survey Water-Resources Investigations Report 97-4227, 34 p. Available Online
Robertson, D.M. and Roerish, E.D., 1999, Influence of various water quality sampling strategies on load estimates for small streams: Water Resources Research, v. 35, no. 12, p. 3747-3759. DOI: 10.1029/1999WR900277 Available Online
Robertson, Dale M., and Richards, Kevin D., 2000, Influence of different temporal sampling strategies on estimating loads and maximum concentrations in small streams: Conference Proceedings NWQMC National Monitoring Conference 2000, Monitoring for the Millennium, p. 209-223.
Robertson, Dale M., Schwarz, Gregory E., Saad, David A., and Alexander, Richard B., 2009, Incorporating uncertainty into the ranking of SPARROW model nutrient yields from the Mississippi/Atchafalaya River Basin watersheds: Journal of the American Water Resources Association, vol. 45, no. 2, April 2009, p. 534-549. doi: 10.1111/j.1752-1688.2009.00310.x Available Online
Riva-Murray, Karen, Bode, Robert W., Phillips, Patrick J., and Wall, Gretchen L., 2002, Impact source determination with biomonitoring data in New York state: Concordance with environmental data: Northeastern Naturalist, vol. 9, no. 2, p. 127-162. Available Online
Smith, Stephen B., Donahue, Anne P., Lipkin, Robin J., Blazer, Vicki S., Schmitt, Christopher J., and Goede, Ronald W., 2002, Illustrated field guide for assessing external and internal anomalies in fish: U.S. Geological Survey Information and Technology Report USGS/BRD/ITR-2002-0007, 46 p.
Burow, K.R., Weissmann, G.S., Miller, R.D., and Placzek, G., 1997, Hydrogeologic facies characterization of an alluvial fan near Fresno, California, using geophysical techniques: U.S. Geological Survey Open-File Report 97-46, 15 p. Available Online
Burow, K.R., Shelton, J.L., Hevesi, J.A., and Weissmann, G.S., 2004, Hydrogeologic characterization of the Modesto Area, San Joaquin Valley, California: U.S. Geological Survey Scientific Investigations Report 2004-5232, 54 p. Available Online
Arnold, T.L., Warner, K.L., Groschen, G.E., Caldwell, J.P., and Kalkhoff, S.J., 2008, Hydrochemical regions of the glacial aquifer system, northern United States, and their environmental and water-quality characteristics: U.S. Geological Survey Scientific Investigations Report 2008-5015, 84 p. Available Online
Goodbred, S.L., Bryant, W.L, Rosen, M.R., Alvarez, David, and Spencer, Terri, 2009, How useful are the 'other' semipermeable membrane devices (SPMDs); the mini-unit (15.2 cm long)?: Science of the Total Environment, vol. 407, p. 4149-4156. doi: 10.1016/j.scitotenv.2009.02.037 Available Online
Toccalino, P.L., and Norman, J.E., 2006, Health-Based Screening Levels to Evaluate U.S. Geological Survey Ground-Water Quality Data: Risk Analysis, vol. 26, no. 5, p. 1339-1348. doi: 10.1111/j.1539-6924.2006.00805.x Available Online
Toccalino, P.L., Zogorski, J.S., and Norman, J.E., 2005, Health-based screening levels and their application to water-quality data: U.S. Geological Survey Fact Sheet 2005-3059, 2 p. Available Online
Cuffney, T.F., Gurtz, M.E., and Meador, M.R., 1993, Guidelines for the processing and quality assurance of benthic invertebrate samples collected as part of the National Water-Quality Assessment Program: U.S. Geological Survey Open-File Report 93-407, 80 p. Available Online
Crawford, J. Kent, and Luoma, Samuel N., 1992, Guidelines for studies of contaminants in biological tissues for the National Water-Quality Assessment Program: U.S. Geological Survey Open-File Report 92-494, 69 p. Available Online
Walsh, S.J., and Meador, M.R., 1998, Guidelines for quality assurance and quality control of fish taxonomic data collected as part of the National Water-Quality Assessment Program: U.S. Geological Survey Water-Resources Investigations Report 98-4239, 33 p. Available Online
Shelton, Larry R., and Capel, Paul D., 1994, Guideline for collecting and processing samples of stream bed sediment for analysis of trace elements and organic contaminants for the National Water-Quality Assessment Program: U.S. Geological Survey Open-File Report 94-458, 20 p. Available Online
Denver, J.M., 1991, Groundwater-sampling network to study agrochemical effects on water quality: The Unconfined Aquifer in Groundwater Residue Sampling Design: Washington, D.C., American Chemical Society, Ch. 7 , p. 139-149.
Menheer, Michael A., and Brigham, Mark E., 1997, Ground-water sampling methods and quality-control data for the Red River of the North Basin, Minnesota, North Dakota, and South Dakota, 1993-95: U.S. Geological Survey Water-Resources Investigations Report 96-4317, 34 p. Available Online
Koterba, Michael T., 1998, Ground-water data-collection protocols and procedures for the National Water-Quality Assessment Program: Collection, documentation, and compilation of required site, well, subsurface, and landscape data for wells: U.S. Geological Survey Water-Resources Investigations Report 98-4107, 91 p. Available Online
Stoner, J.D., Cowdery, T.K., and Puckett, L.J., 1997, Ground-water age dating and other tools used to assess land-use effects on water quality: U.S. Geological Survey Water-Resources Investigations Report 97-4150, 6 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
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
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