National Water-Quality Assessment (NAWQA) Program
More Information about Modeling
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Feaster, T.D., Westcott, N.E., Hudson, R.J.M., Conrads, P.A., and M., B.P., 2012, Comparison of TOPMODEL streamflow simulations using NEXRAD-based and measured rainfall data, McTier Creek watershed, South Carolina: U.S. Geological Survey Scientific Investigations Report 2012-5120, 33 p. Available Online
Feinstein, Dan, 2008, Hypothetical modeling of redox conditions for a complex groundwater flow field in a glacial setting: U.S. Geological Survey Scientific Investigations Report 2008-5066, 27 p. Available Online
Frenzel, Steven A., 1996, An application of bioassessment metrics and multivariate techniques to evaluate Central Nebraska streams: U.S. Geological Survey Water-Resources Investigations Report 96-4152, 12 p. Available Online
Frick, E.A., and Buell, Gary R., 1999, Relation of land use to nutrient and suspended-sediment concentrations, loads, and yields in the upper Chattahoochee River Basin, Georgia, 1993-98: in Hatcher, K.J., ed., U.S. Geological Survey reprints from proceedings of the 1999 Georgia Water Resources Conference, March 30-31,1999 The University of Georgia, Athens, Georgia, p. 170-179.
Frick, E.A., Stell, S.M., and Buell, G.R., 1993, National Water-Quality Assessment Program: A preliminary evaluation of 1990 nutrient loads for the Apalachicola-Chattahoochee-Flint River Basin: Proceedings of the 1993 Georgia Water Resources Conference, April 20-21, 1993 Athens, Georgia, 5 p.
Garcia, Ana Maria, Hoos, Anne B., and Terzitti, Silvia, 2011, A regional modeling framework of phosphorus sources and transport in streams of the southeastern United States: Journal of the American Water Resources Association, 10 Mar 2011, online in advance of print, 20 p. doi: 10.1111/j.1752-1688.2010.00517.x Available Online
Golden, H.E., Knightes, C.D., Conrads, P.A., Davis, G.M., Feaster, T.D., Journey, C.A., Benedict, S.T., Brigham, M.E., and Bradley, P.M., 2012, Characterizing mercury concentrations and fluxes in a Coastal Plain watershed: Insights from dynamic modeling and data: Journal of Geophysical Research, vol. 117, G01006, 17 p. doi: 10.1029/2011JG001806 Available Online
Goldstein, R.M., Carlisle, D.M., and Short, T.M., 2006, Can basin land use effects on physical characteristics of streams be determined at broad geographic scales?: Journal of Environmental Monitoring and Assessment, vol. 130, no. 1-3, p. 495-510. doi: 10.1007/s10661-006-9439-7 Available Online
Goldstein, R.M., Meador, M.R., and Ruhl, K.E., 2007, Relative influence of streamflows in assessing temporal variability in stream habitat: Journal of the American Water Resources Association, vol. 43, p. 642-650. doi: 10.1111/j.1752-1688.2007.00051.x Available Online
Green, C.T., Bohlke, J.K., Bekins, B.A., and Phillips, S.P., 2010, Mixing effects on apparent reaction rates and isotope fractionation during denitrification in a heterogeneous aquifer: Water Resources Research, vol. 46, W08525, 19 p. doi: 10.1029/2009WR008903 Available Online
Green, C.T., Stonestrom, D.A., Bekins, B.A., Akstin, K.C., and Schulz, M.S., 2005, Percolation and transport in a sandy soil under a natural hydraulic gradient: Water Resources Research, vol. 41, W10414, 17 p. doi: 10.1029/2005WR004061 Available Online
Gurdak, J.J., and Qi, S.L., 2006, Vulnerability of Recently Recharged Ground Water in the High Plains Aquifer to Nitrate Contamination: USGS Scientific Investigations Report 2006-5050, 39 p. Available Online
Gurdak, J.J., McCray, J.E., Thyne, G.D., and Qi, S.L., 2007, Latin hypercube approach to estimate uncertainty in ground water vulnerability: Ground Water, vol. 45, p. 348-361. doi: 10.1111/j.1745-6584.2006.00298.x Available Online
Gurdak, Jason J., Walvoord, Michelle A., and McMahon, Peter B., 2008, Susceptibility to enhanced chemical migration from depression-focused preferential flow, High Plains aquifer: Vadose Zone Journal, vol. 7, no. 4, p. 1172-1184. doi: 10.2136/vzj2007.0145 Available Online
Hanson, Paul E., 1998, Pesticides and nitrates in surficial sand and gravel aquifers as related to modeled contamination susceptibility in part of the Upper Mississippi River Basin: U.S. Geological Survey Fact Sheet FS 107-98, 4 p. Available Online
Hill, R.A., Hawkins, C.P., Carlisle, D.M., 2013, Predicting thermal reference conditions for USA streams and rivers: Freshwater Science, vol. 32, p. 39-55. doi: 10.1899/12-009.1 Available Online
Hinkle, S.R., Kauffman, L.J., Thomas, M.A., Brown, C.J., McCarthy, K.A., 2009, Combining particle-tracking and geochemical data to assess public supply well vulnerability to arsenic and uranium: Journal of Hydrology, vol. 376, p. 132-142. Available Online
Hitt, K.J., and Nolan, B.T., 2005, Nitrate in ground water--using a model to simulate the probability of nitrate contamination of shallow ground water in the conterminous United States: U.S. Geological Survey Scientific Investigations Map 2881, 2 sheets. Available Online
Hoos, A.B., and McMahon, Gerard, 2009, Spatial analysis of instream nitrogen loads and factors controlling nitrogen delivery to streams in the southeastern United States using spatially referenced regression on watershed attributes (SPARROW) and regional classification frameworks: Hydrological Processes, vol. 23, no. 16, p. 2275-2294. doi: 10.1002/hyp.7323 Available Online
Hoos, Anne B., Robinson, John A., Aycock, Robert A., Knight, Rodney, R., and Woodside, Michael D., 2000, Sources, instream transport, and trends of nitrogen, phosphorus, and sediment in the Lower Tennessee River Basin, 1980-96: U.S. Geological Survey Water-Resources Investigations Report 99-4139, 96 p. Available Online
Jagucki, M.J., Landon, M.K., Clark, B.R., and Eberts, S.M., 2008, Assessing the Vulnerability of Public-Supply Wells to Contamination: High Plains Aquifer Near York, Nebraska: U.S. Geological Survey Fact Sheet FS 2008-3025, 6 p. Available Online
Johnson, R.L., Clark, B.R., Landon, M.K., Kauffman, L.J., and Eberts, S.M., 2011, Modeling the potential impact of seasonal and inactive multi-aquifer wells on contaminant movement to public water-supply wells: Journal of the American Water Resources Association, 9 p., online only in advance of print. doi: 10.1111/j.1752-1688.2011.00526.x Available Online
Jurgens, B.C., Bohlke, J.K., and Eberts, S.M., 2012, TracerLPM (Version 1): An Excel® workbook for interpreting groundwater age distributions from environmental tracer data: U.S. Geological Survey Techniques and Methods Report 4-F3, 60 p. Available Online
Jurgens, Bryant C., Burow, Karen R., Dalgish, Barbara A., and Shelton, Jennifer L., 2008, Hydrogeology, water chemistry, and factors affecting the transport of contaminants in the zone of contribution of a public-supply well in Modesto, Eastern San Joaquin Valley, California: U.S. Geological Survey Scientific Investigations Report 2008-5156, 94 p. Available Online
Jurgens, Bryant C., McMahon, Peter B., Chapelle, Francis H., and Eberts, Sandra M., 2009, An Excel® workbook for identifying redox processes in ground water: U.S. Geological Survey Open-File Report 2009-1004, 8 p. Available Online
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