Search Results for the EPA National Library Catalog

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Select Item Title Year Published
Phosphorus : water quality standards criteria summaries : a compilation of state/federal criteria / 1988
Photochemistry of Aqueous Iron(III)-Polycarboxylate Complexes: Roles in the Chemistry of Atmospheric and Surface Waters. 1993
Phycoperiphyton (Algae) as Indicators of Water Quality. 1978
Pilot Monitoring Project for 14 Pesticides in Maryland Surface Waters. 1993
Plan and concepts for multi-use management of the Atchafalaya Basin / 1977
Point Source Analysis. Inventory, Water Demands, and Problem Area Identification. (Areawide Waste Treatment Management Plan for the Greater Houston Area. Section 208, PL 92-500). 1977
Polluted groundwater : some causes, effects, controls, and monitoring / 1973
Pollution of the Interstate Waters of the Upper Mississippi River. Conference Held at St. Paul, Minnesota on February 8, 1964. Volume IV. 1964
Polychlorinated Biphenyls in the Surface Waters and Bottom Sediments of the Major Drainage Basins of the United States. 1974
Potential Effects of Large Floods on the Transport of Atrazine into the Alluvial Aquifer Adjacent to the Lower Platte River, Nebraska. 1997
Potential for nutrient loadings from septic systems to ground and surface water resources and the Chesapeake Bay 1997
Potential Future Effects of Current Levels of Sulfur Deposition on Stream Chemistry in the Southern Blue Ridge Mountains, U.S. 1990
PR Notice 93-3. Notice to Manufacturers, Formulators, Producers and Registrants of Pesticide Products. 1993
PR Notice 93-8. Notice to Manufacturers, Formulators, Producers and Registrants of Pesticide Products. 1993
Pre-screening for environmental hazards : a system for selecting and prioritizing chemicals / 1977
Preconcentration Methods for Trace Element Determination. 1983
Predicting and forecasting surface water acidification: a planfor assessing data aggregation effects / 1991
Predicting the Future Long-Term Effects of Acidic Deposition on Surface Water Chemistry: The Direct/Delayed Response Project. 1989
Predicting the Precipitation of Acid and Direct Dyes in Natural Waters. 1992
Prediction of mineral quality of irrigation return flow / 1977
Preliminary data summary for the coastal, onshore and stripper subcategories of the oil and gas extraction point source category. 1989
Preliminary data summary for the drum reconditioning industry. 1989
Preliminary data summary for the hazardous waste treatment industry / 1989
Preliminary data summary for the machinery manufacturing and rebuilding industry. 1989
Preliminary data summary for the paint formulating point source category. 1989
Preliminary data summary for the pesticide chemicals point source category. 1989
Preliminary data summary for the pharmaceutical manufacturing point source category. 1989
Preliminary data summary for the solvent recycling industry / 1990
Preliminary data summary for the transportation equipment cleaning industry. 1989
Preliminary data summary for the used oil reclamation and re-refining industry / 1989
Preliminary Investigation of a Groundwater Management Program for the Big Sioux River. 1972
Preliminary Ranking Evaluation Score (PREscore) Version 1.1 (for Microcomputers). 1992
Preliminary report of EPA efforts to replace freon for the determination of oil and grease. 1993
Presence of Enteric Viruses in Freshwater and Their Removal by the Conventional Drinking Water Treatment Process. 1991
President Clinton's clean water initiative. 1994
Problems of aquatic toxicology, biotesting and water quality management : proceedings of USA-Russia symposium, Borok, Jaroslavl Oblast, July 21-23, 1992 / 1996
Procedures for evaluating operations of water monitoring networks / 1976
Proceedings : National Watershed Water Quality Project Symposium / 1997
Proceedings of the Executive Session of the Louisiana Stream Control Commission Baton Rouge, Louisiana June 19th, 1968. 1968
Proceedings of the First National Workshop on Biological Criteria : held in Lincolnwood, Illinois, December 2-4, 1987 / 1988
Proceedings of the National Conference on Management of Nitrogen in Irrigated Agriculture, Held in Sacramento, California, on May 15-18, 1978. 1978
Proceedings, Mississippi Water Resources Conference, 1973. 1973
Proceedings, National Watershed Water Quality Project Symposium / 1997
Produced Water Radionuclide Hazard/Risk Assessment-Phase I (Draft) with Cover Letter dated 01/18/91. 1990
Production and transport of gaseous NH3 and H2S associated with livestock production / 1976
Program for Preventing and Eliminating Oil Pollution of the Buffalo River. 1976
Progress at Region 7 National Priorities List (NPL) Superfund Sites, Iowa. 1995
Progress at Region 7 National Priorities List (NPL) Superfund Sites, Kansas. 1995
Progress at Region 7 National Priorities List (NPL) Superfund Sites, Missouri. 1995
Progress at Region 7 National Priorities List (NPL) Superfund Sites, Nebraska. 1995
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