Search Results for the EPA National Library Catalog

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Select Item Title Year Published
Neutralization of Abatement Derived Sulfuric Acid. 1973
Nitrification and denitrification in a model waste stabilization pond. 1967
Nitrification and Denitrification in a Model Waste Stabilization Pond. 1967
Nitrification of secondary municipal waste effluents by rotating bio-discs / 1978
Nomographs for Thermal Pollution Control Systems. 1973
Nomographs for Thermal Pollution Control Systems. 1973
North Fremont County wastewater facilities final environmental impact statement / 1976
Northglenn water management program, City of Northglenn, Colorado : final environmental impact statement / 1980
Northglenn water management program, City of Northglenn, Colorado : final environmental impact statement, appendix / 1980
Nutrient control in sewage lagoons 1974
Operational Demonstration of Oxidation Ditch Method of Waste Treatment. 1968
Operations manual : sludge handling and conditioning / 1978
Organic compounds in pulp mill lagoon discharges / 1975
Overhead environmental monitoring with light utility aircraft : demonstration and evaluation of the system / 1978
Overland flow of oxidation pond effluent at Davis, California / 1977
Overland flow treatment of municipal sewage at Easley, SC 1983
Overland flow treatment of municipal sewage at Easley, SC / 1983
Overland Flow Treatment of Poultry Processing Wastewater in Cold Climates. 1981
Overland recycling system for animal waste treatment / 1979
Oxidation ditch treatment of meatpacking wastes / 1979
Oxidative Treatment of Industrial Wastewater. 1977
Oxygen resources in a waste stabilization lagoon 1966
Palmer Lake Sanitation District, Palmer Lake, Colorado. 1974
Pathogen Reduction Studies in EPA's (Environmental Protection Agency's) Sludge Management Program. 1984
Performance and upgrading of wastewater stabilization ponds 1978
Performance and upgrading of wastewater stabilization ponds : proceedings of a conference held August 23-25, at Utah State University, Logan, Utah / 1979
Performance Audit Inspection Report: Grand County Water and Sanitation District No. 1, Grand County, Colorado. NPDES Permit No. CO0032964. 1992
Performance evaluation of an existing lagoon system at Eudora, Kansas / 1977
Performance evaluation of an existing seven cell lagoon system / 1977
Performance evaluation of an existing seven cell lagoon system / 1977
Performance evaluation of an oxidation ditch treating dairy wastewater / 1979
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 / 1980
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 a Sewage Stabilization Pond in a Maritime Climate 1957-1958. 1960
Performance of aerated lagoons in northern climates / 1979
Performance of the Somerset Oxidation Ditch. 1969
Persistence of pathogens in lagoon-stored sludge 1989
Persistence of pathogens in lagoon-stored sludge : project summary / 1990
Phosphorus Control and Nitrification Processes for Municipal Wastewater. 1985
Phosphorus reduction from continuous overflow lagoons by addition of coagulants to influent sewage 1977
Phosphorus removal from wastewater by alum addition to the aeration basin of an activated sludge process : a thesis / 1971
Phosphorus Removal in Lagoon Treatment Systems. 1992
Phosphorus removal in seasonal retention lagoons by batch chemical precipitation / 1973
Photosynthetic reclamation of agricultural solid and liquid wastes, 1973
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