Search Results for the EPA National Library Catalog

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Options for expressing daily loads in TMDLs : draft. 2007
Ordinary high flows and the stage-discharge relationship in the Arid West Region / 2011
Organic Chemical Transport to Groundwater. 1990
Organization of Land Area in Washington for Water and Land Use Planning. 1973
Origin, Effects and Control of Turbidity in an Urban Recreational Lake. 1973
Overview of drought and hydrologic conditions in the United States and southern Canada : water years 1986-90 / 1992
Padilla Bay hydrologic study / 1990
Palmer Lake Sanitation District, Palmer Lake, Colorado. 1974
Parameterization of Observed Hydrographs. 1970
Parametric Determination of Minimum Stream Flow for Trout. 1973
Parametric Determination of Minimum Streamflow for Trout. 1973
PATRIOT : a methodology and decision support system for evaluating the leaching potential of pesticides / 1994
Patterns and processes of variation in nitrogen and phosphorus concentrations in forested streams 2001
Patuxent River Water Quality Management Technical Evaluation. 1969
PCTRANS a PC-based system for simulating groundwater flow and transport using EFLOW, ETRANS, and ETUBE modules : version 1.0 computer code manual / 1993
Pennsylvania baseline Impact assessment data base. 1979
Pennsylvania baseline Impact assessment data base. 1979
Pennsylvania baseline Impact assessment data base. 1979
Pennsylvania baseline Impact assessment data base. 1979
Pennsylvania Baseline. 1981
Pennsylvania baseline. Part 1, General information / 1979
Pennsylvania baseline. Part 2, Impact assessment data base. 1979
Pennsylvania baseline. Part 2, Impact assessment data base. 1979
Pennsylvania water atlas of the State Water Plan : shared resources ... shared responsibility / 2009
Performance Monitoring of MNA Remedies for VOCs in Ground Water. 2005
Performing quality flow measurements at mine sites / 2004
Physical hydrography and dispersion, in a segment of the Chesapeake Bay adjacent to the Calvert Cliffs Nuclear Power Plant 1979
Physical hydrology / 2002
Physical, chemical, and biological characteristics of Conewago Lake drainage basin, York County, Pennsylvania 1973
Physical, chemical, and biological responses to urbanization in the Fox and Des Plaines River basins of northeastern Illinois and southeastern Wisconsin 2005
Physics and chemistry of lakes / 1995
Phytoremediation of groundwater at Air Force plant 4 Carswell, Texas : innovative technology evaluation report. 2003
Pilot Problem-Oriented Computer Language for Hydrology and Hydraulic Engineering ('HYDRO'). 1966
Pilot Region-Based Optimization Program for Fund-Lead Sites in EPA Region 3. Site Optimization Tracker: Croychem Superfund Site, Berks County, Boyertown, Pennsylvania. 2006
Pilot scale study of acid mine drainage / 1971
Piscataway Creek Watershed Model: A Stormwater and Nonpoint Source Management Tool. 1982
Plan and concepts for multi-use management of the Atchafalaya Basin / 1977
Plan for the Classification, Preservation, Restoration of Lakes in Northeastern South Dakota 1977
Plan to evaluate the effects of hydrogeologic conditions and human activities on water quality in the coastal plain of New York and New Jersey 1991
Planning for the Future, Colorado Urban Conservation Symposium Proceedings 1987
Planning methodologies for analysis of land use/water quality relationships : case study application / 1977
Planning Methodologies for Analysis of Land Use/Water Quality Relationships. 1976
Plant indicators of wetland hydrology in central Pennsylvania. 1994
Pollutant transport to Lake Calumet and adjacent wetlands and an overview of regional hydrology / 1990
Pollution of Subsurface Water by Sanitary Landfills. Volume 1. 1971
Pollution of Subsurface Water by Sanitary Landfills. Volume 2. 1971
Pollution of Subsurface Water by Sanitary Landfills. Volume 3. 1971
Polychlorinated biphenyls in precipitation in the Lake Michigan basin / 1978
Porous Pavements and Urban Hydrology. 1983
Potential Climate-Induced Runoff Changes and Associated Uncertainty in Four Pacific Northwest Estuaries. 2012
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