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Groundwater -- Pennsylvania -- Montgomery County. : Investigations of the groundwater system and simulation of regional groundwater flow for North Penn Area 7 Superfund site, Montgomery County, Pennsylvania / by Lisa A. Senior and Daniel J. Goode; prepared in cooperation with the U.S. Environmental Protection Agency.
Groundwater -- Pollution -- Alaska. : Ground water in the Anchorage area, Alaska : meeting the challenges of ground-water sustainability / [Edward H. Moran, Devin L. Galloway].
Groundwater -- Pollution -- Alaska -- Anchorage. : Nitrate source indicators in ground water of the Scimitar Subdivision, Peters Creek area, Anchorage, Alaska / by Bronwen Wang, Pat M. Strelakos, and Brett Jokela ; prepared in cooperation with the Municipality of Anchorage.
Groundwater -- Pollution -- Arizona -- Tuba City. : Results and interpretations of U.S. Geological Survey Data collected in and around the Tuba City open dump, Arizona / by Raymond H. Johnson, James K. Otton, and Robert J. Horton ; in cooperation with the Bureau of Indian Affairs.
Groundwater -- Pollution -- Arkansas -- Stamps Region. : Possible extent and depth of salt contamination in ground water using geophysical techniques, Red River Aluminum site, Stamps, Arkansas, April 2003 / by Gregory P. Stanton ... [and others] ; prepared in cooperation with the Arkansas Department of Environmental Quality.
Groundwater -- Pollution -- California. : Evaluation of volatile organic compound (VOC) blank data and application of study reporting levels to groundwater data collected for the California GAMA Priority Basin Project, May 2004 through September 2010 / by Miranda S. Fram, Lisa D. Olsen, and Kenneth Belitz.
Groundwater -- Pollution -- California -- Barstow Region. : Evaluation of ground-water degradation resulting from waste disposal to alluvium near Barstow, California / by Jerry L. Hughes ; prepared in cooperation with the U.S. Marine Corps and the California Water Resources Control Board.
Groundwater -- Pollution -- California -- Los Angeles County. : Virus fate and transport during recharge using recycled water at a research field site in the Montebello Forebay, Los Angeles County, California, 1997-2000 / by Robert Anders ... [and others] ; in cooperation with the Water Replenishment District of Southern California and the County Sanitation Districts of Los Angeles County.
Groundwater -- Pollution -- California -- San Joaquin River Watershed. : Source, distribution, and management of arsenic in water from wells, eastern San Joaquin ground-water subbasin, California / by John A. Izbicki ... [and others] ; prepared in cooperation with Northeastern San Joaquin Groundwater Banking Authority and the California Department of Water Resources.
Groundwater -- Pollution -- California -- Santa Ana River Watershed. : Occurrence and distribution of volatile organic compounds and pesticides in ground water in relation to hydrogeologic characteristics and land use in the Santa Ana Basin, Southern California / by Scott N. Hamlin, Kenneth Belitz, and Tyler Johnson ; National Water-Quality Assessment Program ; in cooperation with the California State Water Resources Control Board.
Groundwater -- Pollution -- Colorado -- Deer Trail. : Preliminary assessment of sources of nitrogen in groundwater at a biosolids-application area near Deer Trail, Colorado, 2005 / by Tracy J.B. Yager and Peter B. McMahon ; prepared in cooperation with the Metro Wastewater Reclamation District.
Groundwater -- Pollution -- Colorado -- Denver. : Occurrence of selected organic compounds in groundwater used for public supply in the Plio-Pleistocene deposits in east-central Nebraska and the Dawson and Denver aquifers near Denver, Colorado, 2002-2004 / by Jeffrey B. Bails ... [and others].
Groundwater -- Pollution -- Colorado -- Garfield County. : Use of diverse geochemical data sets to determine sources and sinks of nitrate and methane in groundwater, Garfield County, Colorado, 2009 / by P.B. McMahon, J.C. Thomas, and A.G. Hunt ; prepared in cooperation with the Colorado Department of Public Health and Environment.
Groundwater -- Pollution -- Colorado -- Parachute. : Detailed study of selenium and other constituents in water, bottom sediment, soil, alfalfa, and biota associated with irrigation drainage in the Uncompahgre Project area and in the Grand Valley, west-central Colorado, 1991-93 / by David L. Butler [and five others]; U.S. Geological Survey, U.S. Fish and Wildlife Service, Bureau of Reclamation, Bureau of Indian Affairs.
Groundwater -- Pollution -- Colorado -- Park County. : Ground-water quality and potential effects of individual sewage disposal system effluent on ground-water quality in Park County, Colorado, 2001-2004 / by Lisa D. Miller and Roderick F. Ortiz ; prepared in cooperation with Park County, Colorado.
Groundwater -- Pollution -- Colorado -- San Juan County. : Geochemistry of surface and ground water in Cement Creek from Gladstone to Georgia Gulch and in Prospect Gulch, San Juan County, Colorado / by Raymond H. Johnson ... [and others] ; in cooperation with the Bureau of Land Management.