Search Results for the EPA National Library Catalog

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Showing: Items 701 - 750
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Oxygen relationships in the Shiawassee River : 1966. 1968
Oxygen Uptake Demand of Resuspended Bottom Sediments. 1970
Oxygen Uptake Rates of Benthal Deposits on the Upper Passiac River. 1969
Oxygen-activated sludge plant completes two years of successful operation / 1977
Oxygenation of Aqueous Bodies Using Liquid Oxygen-Loxination. 1974
Papermill wastewater treatment by microstraining / 1976
Parametric Study of Water Resource Variables in a Delta Region of South Louisiana - Bayou LaFourche. Volume I. Technical Discussion, Volume II, Appendices. 1974
Parking alternatives : making way for urban infill and brownfield redevelopment. 1999
Part II of the Economic Impacts of Meeting Exhaust Emission Standards, 1971-1980. Part III. The Economic Impact of Pollution Abatement. 1971
Patuxent River Water Quality Management Technical Evaluation. 1969
People and the Sound. Water Management Planning Report. 1975
Performance evaluation of an existing lagoon system at Eudora, Kansas / 1977
Performance evaluation of an existing seven cell lagoon system / 1977
Performance evaluation of existing aerated lagoon system at Bixby, Oklahoma / 1979
Performance evaluation of existing aerated lagoon system at Consolidated Koshkonong Sanitary District, Edgerton, Wisconsin / 1979
Performance evaluation of existing lagoons, Peterborough, New Hampshire / 1977
Performance evaluation of Kilmichael lagoon / 1977
Performance evaluation of the aerated lagoon system at North Gulfport, Mississippi / 1980
Performance evaluation of the aerated lagoon system at Windber, Pennsylvania / 1978
Performance evaluation of the existing three-lagoon wastewater treatment plant at Pawnee, Illinois / 1979
Performance of Activated Sludge Processes: Reliability, Stability and Variability. 1981
Performance of aerated lagoons in northern climates / 1979
Performance of Gravel Bed Wetlands in the United States. 1994
Performance of trickling filter plants : reliability, stability and variability {Microfiche} / 1981
Perspective on Performance Variability in Municipal Wastewater Treatment Facilities. 1986
Pesticides industry sales and usage : 1994 and 1995 market estimates / 1997
Pesticides industry sales and usage : 1996 and 1997 market estimates / 1999
Petrochemical Effluents Treatment Practices. 1970
Phase II of the Economic Impacts of Meeting Exhaust Emission Standards, 1971-1980. Part I. Executive Summary. 1971
Phase II of the Economic Impacts of Meeting Exhaust Emission Standards, 1971-1980. Part II. Baseline Forecasts of Economic Performance. 1971
Phosphorus Removal and Plant Operation Studies at Fort Wayne, Indiana. 1973
Phosphorus Removal Using Chemical Coagulation and a Continuous Countercurrent Filtration Process. 1970
Phosphorus Removal. A Bibliography, Volume 1. 1973
Phreatophytes. A Bibliography, Revised. 1974
Physical coal cleaning for utility boiler SO2 emission / 1978
Physical, chemical and microbiological methods of solid waste testing / 1973
Physical-Chemical Treatment of Raw Municipal Wastewater. 1973
Pilot anaerobic biological treatment of pulp mill evaporator foul condensate / 1985
Pilot Plant Demonstration of a Lime-Biological Treatment Phosphorus Removal Method. 1973
Pilot plant evaluation of alternative activated sludge systems / 1977
Pilot Plant for Tertiary Treatment of Wastewater with Ozone. 1973
Pilot scale treatment of wine stillage / 1975
Pilot-Plant Evaluation of Porous Biomass Supports (Journal Version). 1988
Pilot-Scale Anaerobic Filter Treatment of Heat Treatment Liquor. 1981
Planning Models for Urban Water Supply Expansion. Volume 1. Planning for the Expansion of Regional Water Supply Systems. 1987
Planning Models for Urban Water Supply Expansion. Volume 2. Cost Allocation Policies for Regional Water Supply Systems. 1987
Planning Models for Urban Water Supply Expansion. Volume 3. The Regional Intertemporal Cost Allocation Problem: A Simplified Methodology Based on the Shapley Value. 1987
Planning water supply : cost-rate differentials and plumbing permits / 1978
Plant Performance at Williamsburg Waste Treatment Plant, Hampton Roads Sanitation District, Williamsburg, Virginia, January 1972-June 1972. 1973
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
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