National Water-Quality Assessment (NAWQA) Program
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Methods and Data Quality (back to categories)
Crawford, C.G., 2004, Sampling Strategies for Estimating Acute and Chronic Exposures of Pesticides in Streams: Journal of the American Water Resources Association, v. 40, No. 2, p. 485-502. Available Online
Martin, J.D., 2002, Examples of the use of field QC samples in water-quality assessments [abs.], Proceedings of the 23rd annual water resources symposium “Water Quality and Water Rights in the Midwest: Converging Regulation, Technology, and Demand,” June 19-21, 2002, Pokagon State Park, Angola, Indiana: Indiana Water Resources Association.
Martin, J.D., 2002, Use of field quality-control samples in determining the quality of pesticide data collected for the NAWQA program [abs.], Proceedings of the 3rd National Monitoring Conference “Building a Framework for the Future,” May 20-23, 2002, Monona Terrace Convention Center, Madison, Wisconsin: National Water Quality Monitoring Council.
Martin, J.D., 2002, Variability of pesticide detections and concentrations in field replicate water samples collected for the National Water-Quality Assessment program, 1992-97: U.S. Geological Survey Water-Resources Investigations Report 01-4178, 84 p. Available Online
Gilliom, R. J.; Hamilton, P. A.; Miller, T. L., 2001, The National Water-Quality Assessment Program; entering a new decade of investigations: U.S. Geological Survey Fact Sheet 071-01 Available Online
Pixie A. Hamilton, Robert J. Gilliom, and Timothy L. Miller, 2001, The National Water-Quality Assessment Program; U.S. Geological Survey Fact Sheet 071-01 Available Online
Martin, J.D., 2000, Use of field and laboratory quality-control samples in determining the quality of pesticide data collected for the USGS NAWQA program [abs.], Proceedings of the 21st annual water resources symposium “Improving and Protecting Water Quality: Assessment, Regulation and Policy,” June 14-16, 2000, Spring Mill State Park, Mitchell, Indiana: Indiana Water Resources Association.
Martin, J.D., Gilliom, R.J., and Schertz, T.J., 1999, Summary and Evaluation of Pesticides in Field Blanks Collected for the National Water-Quality Assessment Program: 1992-1995: U.S. Geological Survey Open-File Report 98-412, 102 p. Available Online
Martin, J.D., 1999, Quality of pesticide data for environmental water samples collected for the National Water-Quality Assessment Program, 1992-96 and examples of the use of quality-control information in water-quality assessments: Available Online
Gilliom,R.J., Mueller, D.K., and Nowell, L.H., 1998, Methods for Comparing Water-Quality Conditions Among National Water-Quality Assessment Study Units, 1992-1995: U.S. Geological Survey Open-File Report 97-589, 54 p. Available Online
Mueller, D.K., Martin, J.D., and Lopes, T.J., 1997, Quality-Control Design for Surface Water Sampling in the National Water-Quality Assessment Program: U.S. Geological Survey Open File Report 97-223, 17 p. Available Online
Shelton, L.R., 1997, Field Guide for Collecting Samples for Analysis of Volatile Organic Compounds in Stream Water for the National Water-Quality Assessment Program: U.S. Geological Survey Open-File Report 97-401, 14 p. Available Online
Capel, P.D., Larson, S.J., 1996, Evaluation of Selected Information on Splitting Devices for Water Samples: U.S. Geological Survey Water Resources Investigation Report 95-4141, 112 p.
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, v. 30, no. 6, p. 1097-1107. Available Online
Capel, P.D., Nacionales, F.C., and Larson, S.J., 1995, Precision of a Splitting Device for Water Samples: U.S. Geological Survey Open-File Report 95-293, 10 p. Available Online
Gilliom, R.J., Alley, W.M., and Gurtz, M.E., 1995, Design of the National Water-Quality Assessment Program: Occurrence and Distribution of Water-Quality Conditions: U.S. Geological Survey Circular 1112, 33 p. Available Online
Gilliom, R.J., 1994, National Study Design for Assessing Pesticides in Streams and Ground Water, in Sorenson, S.K., ed., Proceedings Abstracts of the American Water Resources Association's Symposium on the National Water-Quality Assessment (NAWQA) Program - 7-9 November 1994, Chicago, Ill.: U.S. Geological Survey Open-File Report 94-397, p. 8. Available Online
Shelton, L.R., 1994, Field Guide for Collecting and Processing Stream-Water Samples for the National Water-Quality Assessment Program: U.S. Geological Survey Open-File Report 94-455, 50 p. Available Online
Shelton, L.R., and Capel, P.D., 1994, Guidelines 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
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