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NAWQA Publications: by Location - MD (back to categories)


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Bachman, L.J., Shedlock, R.J., and Phillips, P.J., 1987, Ground-water-quality assessment of the Delmarva Peninsula, Delaware, Maryland, and Virginia: Project Description: U.S. Geological Survey Open-File Report 87-112, 18 p.  Available Online

Alley, W.M., and Wilber, W.G., 1988, National Water-Quality Assessment Program: 1988 U.S. Geological Survey Year Book, p. 37-39. 

Koterba, M.T., Shedlock, R.J., Bachman, L.J., and Phillips, P.J., 1990, Regional and targeted groundwater quality networks in the Delmarva Peninsula, in groundwater residue sampling design: American Chemical Society, Chapter 6, p. 110-138. 

Phillips, P.J., 1990, Regional water-quality investigation and the ecology of a rare plant species on the Delmarva Peninsula: U.S. Geological Survey, WRD Ecology Newsletter no. 3, p. 1-2. 

Breen, K.J., Hainly, R.A., and Hoffman, S.A., 1991, National Water-Quality Assessment Program--The Lower Susquehanna River Basin: U.S. Geological Survey Open-File Report 91-168, 2 p.  Available Online

Gerhart, J.M., 1991, National Water-Quality Assessment Program--The Potomac River Basin: U.S. Geological Survey Open-File Report 91-157, 2 p.  Available Online

Hamilton, P.A., Shedlock, R.J., and Phillips, P.J., 1991, Ground-water-quality assessment of the Delmarva Peninsula, Delaware, Maryland, and Virginia: Analysis of available water-quality data through 1987: U.S. Geological Survey Water-Supply Paper 2355-B, 65 p.  Available Online

Hamilton, P.A., Shedlock, R.J., and Phillips, P.J., 1991, Ground-water-quality assessment of the Delmarva Peninsula, Delaware, Maryland, and Virginia: Analysis of available water-quality data through 1987: U.S. Geological Survey Open-File Report 89-34, 71 p.  Available Online

Koterba, M.T., and Shedlock, R.J., 1991, Regional and targeted ground-water-quality networks in the Delmarva Peninsula, Delaware, Maryland and Virginia: American Chemical Society Symposium Series 465, p. 110-138. 

Bachman, L.J., Zynjuk, L.D., and Phillips, P.J., 1992, The significance of hydrologic landscapes in estimating nitrogen loads in base flow to estuarine tributaries of Chesapeake Bay: EOS, Transactions, American Geophysical Union, vol. 73, no. 14, Spring Meeting Supplement, p. 113. 

Hamilton, P.A., and Shedlock, R.J., 1992, Are fertilizers and pesticides in the ground water--A case study of the Delmarva Peninsula, Delaware, Maryland, and Virginia: U.S. Geological Survey Circular 1080, 16 p.  Available Online

Phillips, P.J., Shedlock, R.J., and Hamilton, P.A., 1992, National Water-Quality Assessment Program activities on the Delmarva Peninsula in parts of Delaware, Maryland, and Virginia, in Gohn, G.S., ed. Proceedings of the 1988 U.S. Geological Survey Workshop on the Geology and Geohydrology of the Atlantic Coastal Plain: U.S. Geological Survey Circular 1059, p. 75-78.  Available Online

Dunkle, S.A., Plummer, L.N., Busenberg, E., Phillips, P.J., Denver, J.M., Hamilton, P.A., Michel, R.L., and Coplen, T.B., 1993, Chlorofluoro-carbons (CC13F and CC12F2) as dating tools and hydrologic tracers in shallow groundwater of the Delmarva Peninsula, Atlantic Coastal Plain, United States: Water Resources Research, vol. 29, no. 12, p. 3837-3860.  Available Online

Hamilton, P.A., Denver, J.M., Phillips, P.J., and Shedlock, R.J., 1993, Water-quality assessment of the Delmarva Peninsula, Delaware, Maryland, and Virginia--Effects of agricultural activities on, and distribution of, nitrate and other inorganic constituents in the surficial aquifer: U.S. Geological Survey Open-File Report 93-40, 87 p.  Available Online

Koterba, M.T., Banks, W.S., and Shedlock, R.J., 1993, Pesticides in ground water in the Delmarva Peninsula: Journal of Environmental Quality, v. 22, no. 3, p. 500-518.  Available Online

Phillips, P.J., Denver, J.M., Shedlock, R.J., and Hamilton, P.A., 1993, Effect of forested wetlands on nitrate concentrations in ground water and surface water on the Delmarva Peninsula: Wetlands v. 13, no. 2, p. 75-83.  Available Online

Shedlock, R.J., 1993, The Delmarva study: Geotimes, December 1993 vol. 38, no. 12, p. 12-14. 

Shedlock, R.J., Hamilton, P.A., Denver, J.M., and Phillips, P.J., 1993, Multiscale approach to regional ground-water-quality assessment of the Delmarva Peninsula, in Alley, W.M., ed.: Regional Ground-Water Quality: New York, Van Nostrand Reinhold, p. 563-587. 

Breen, Kevin J., Gavin, Andrew J., and Schnabel, Ronald R., 1994, Occurrence and yields of triazine herbicides in the Susquehanna river and tributaries during base-flow conditions in the Lower Susquehanna River Basin, Pennsylvania and Maryland, June 1993: Hill, Paula, and Nelson, Steve, eds., Toward a sustainable watershed--The Chesapeake experiment, proceedings of the 1994 Chesapeake research conference, Norfolk, Virginia, June 1-3, 1994: Edgewater, Maryland, Chesapeake Research Consortium Publication No. 149, p. 312-328. 

Reilly, T.E., Plummer, L.N., Phillips, P.J., and Busenburg, Eurybiades, 1994, The use as simulation and multiple environmental tracers to quantify groundwater flow in a shallow aquifer: Water Resources Research, vol. 30, no. 2, p. 421-433.  Available Online

Böhlke, J.K., and Denver, J.M., 1995, Combined use of groundwater dating, chemical, and isotopic analyses to resolve the history and fate of nitrate contamination in two agricultural watersheds, Atlantic coastal plain, Maryland: Water Resources Research, vol.31, no. 9, pages 2319-2339.  Available Online

Denis, Janet M., and Blomquist, Joel D., 1995, Nitrate in streams in the Great Valley carbonate subunit of the Potomac River Basin: U.S. Geological Survey Fact Sheet 161-95, 4 p.  Available Online

Ferrari, Matthew J., and Ator, Scott W., 1995, Nitrate in ground water in the Great Valley Carbonate subunit of the Potomac River Basin: U.S. Geological Survey Water-Resources Investigations Report 95-4099, 6 p.  Available Online

Fisher, Gary T., 1995, Selected herbicides in major streams in the Potomac River Basin upstream from Washington, D.C.: U.S. Geological Survey Fact Sheet 107-95, 4 p.  Available Online

Bickford, Tammy M., Lindsey, Bruce D., and Beaver, Mark R., 1996, Bacteriological quality of ground water used for household supply, Lower Susquehanna River Basin, Pennsylvania and Maryland: U.S. Geological Survey Water-Resources Investigations Report 96-4212, 31 p.  Available Online

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