National Water-Quality Assessment (NAWQA) Program
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U.S. Geological Survey, 2001, Selected findings and current perspectives on urban and agricultural water quality by the National Water-Quality Assessment Program: U.S. Geological Survey Fact Sheet FS-047-01, 2 p. Available Online
U.S. Geological Survey, 2001, National Water-Quality (NAWQA) Assessment Program Study Areas, 1991-2001: Pamphlet advertisement for 1994 Study-Unit Summary Reports, 4 p.
U.S. Geological Survey, 2000, Pesticides in stream sediment and aquatic biota: U.S. Geological Survey Fact Sheet 092-00, 4 p. Available Online
U.S. Geological Survey, 1999, Key features of the National Water-Quality Assessment Program: U.S. Geological Survey Fact Sheet FS-053-99, 2 p. Available Online
U.S. Geological Survey, 2008, Relations of Water Quality to Agricultural Chemical Use and Environmental Setting at Various Scales - Results from Selected Studies of the National Water-Quality Assessment Program: U.S. Geological Survey Fact Sheet FS 2007-3088, 6 p. Available Online
Treyens, Cliff (National Ground Water Association), 2009, A Winning Strategy--Follow these four objectives when addressing water quality concerns: Water Well Journal April 2009, p. 38-40 Available Online
Toccalino, Patricia, Nowell, Lisa, Wilber, William, Zogorski, John, Donohue, Joyce, Eiden, Catherine, Krietzman, Sandra, and Post, Gloria, 2003, Development of health-based screening levels for use in state- or local- scale water-quality assessments: U.S. Geological Survey Water-Resources Investigations Report 03-4054, 22 p. Available Online
Toccalino, Patricia L., Norman, Julia E., and Scott, Jonathon C., 2012, Chemical mixtures in untreated water from public-supply wells in the U.S. -- Occurrence, composition, and potential toxicity: Science of The Total Environment, 2012, vol. 431, p. 262-270. 10.1016/j.scitotenv.2012.05.044 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
Toccalino, P.L., Rowe, B.L., and Norman, J.E., 2006, Volatile organic compounds in the Nation's drinking-water supply wells-What findings may mean to human health: U.S. Geological Survey Fact Sheet 2006-3043, 4 p. Available Online
Toccalino, P.L., Norman, J.E., Booth, N.L, Thompson, J.L., and Zogorski, J.S., 2012, Health-based screening levels: benchmarks for evaluating water-quality data: U.S. Geological Survey, National Water-Quality Assessment Program website, at http://water.usgs.gov/nawqa/HBSL/. Available Online
Toccalino, P.L., Norman, J.E., and Hitt, K.J., 2010, Quality of source water from public-supply wells in the United States, 1993-2007: U.S. Geological Survey Scientific Investigations Report 2010-5024, 206 p. 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., and Hopple, J.A., 2010, The quality of our Nation's waters - Quality of water from public-supply wells in the United States, 1993-2007 - Overview of major findings: U.S. Geological Survey Circular 1346, 58 p. Available Online
Toccalino, P.L., 2007, Development and application of health-based screening levels for use in water-quality assessments: U.S. Geological Survey Scientific Investigations Report 2007-5106, 12 p. Available Online
Toccalino, P., and Capelli, K.L., 2010, Contaminants in Public Supply Wells: U.S. Geological Survey Multimedia Gallery Home Audio 354, 5:06 minutes. Available Online
Thiros, S.A., Bender, D.A., Mueller, D.K., Rose, D.L., Olsen, L.D., Martin, J.D., Bernard, B., and Zogorski J.S., 2011, Design and evaluation of a field study on the contamination of selected volatile organic compounds and wastewater-indicator compounds in blanks and groundwater samples: U.S. Geological Survey Scientific Investigations Report 2011-5027, 85 p. Available Online
Thelin, G.P., and Stone, W.W., 2010, Method for estimating annual atrazine use for counties in the conterminous United States, 1992-2007: U.S. Geological Survey Scientific Investigations Report 2010-5034, 129 p. Available Online
Thelin, G.P., and Stone, W.W., 2013, Estimation of annual agricultural pesticide use for counties of the conterminous United States, 1992-2009: U.S. Geological Survey Scientific Investigations Report 2013-5009, 54 p. Available Online
Tesoriero, Anthony J., Saad, David A., Burow, Karen R., Frick, Elizabeth A., Puckett, Larry J., and Barbash, Jack E., 2007, Linking ground-water age and chemistry data along flow paths: Implications for trends and transformations of nitrate and pesticides: Journal of Contaminant Hydrology, vol. 94, p. 139-155. doi: 10.1016/j.jconhyd.2007.05.007 Available Online
Tesoriero, Anthony J., Inkpen, Emily L., and Voss, Frank D., 1998, Assessing groundwater vulnerability using logistic regression: Source Water Assessment and Protection 98, A Technical Conference April 28-20,1998, p. 157-165. Available Online
Tesoriero, Anthony J., Duff, J.H., Wolock, D.M., Spahr, N.E., and Almendinger, J.E., 2009, Identifying pathways and processes affecting nitrate and orthophosphate inputs to streams in agricultural watersheds: Journal of Environmental Quality, vol. 38, p. 1892-1900. doi: 10.2134/jeq2008.0484 Available Online
Tesoriero, Anthony J., and Puckett, Larry J., 2011, O2 reduction and denitrification rates in shallow aquifers: Water Resources Research, vol. 47, W12522, 17 p. doi: 10.1029/2011WR010471 Available Online
Tesoriero, A.J., Duff, J.H., Saad, D.A., Spahr, N.E., and Wolock, D.M., 2013, Vulnerability of streams to legacy nitrate sources: Environmental Science and Technology, vol. 47, no. 8, p. 3623-3629. Available Online
Terziotti, Silvia, McMahon, Gerard, and Bell, A.H., 2012, Representation of regional urban development conditions using a watershed-based gradient study design: U.S. Geological Survey Scientific Investigations Report 2012-5070, 109 p. Available Online
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