Search Results for the EPA National Library Catalog

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Showing: Items 751 - 800
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Select Item Title Year Published
Effect of pretreatment on the filtration of low turbidity secondary effluent / 1980
Effect of recycling thermophilic sludge on the activated sludge process / 1990
Effect of Storm Runoff Disposal and Other Artificial Recharge to Hawaiian Ghyben-Herzberg Aquifers. 1971
Effect Of Surface Groups on Adsorption of Pollutants. 1970
Effect of Waste Discharges Into a Silt-Laden Estuary. A Case of Cook Inlet, Alaska. 1972
Effect of Wastewater Disinfectants on Survival of R-Factor Coliform Bacteria. 1987
Effect of Wastewater Phosphorus Removal on Shagawa Lake, Minnesota: Phosphorus Supplies, Lake Phosphorus and Chlorophyll A. 1979
Effective Utility Management: A Primer for Water and Wastewater Utilities. 2008
Effectiveness of Nonstructural Agricultural Best Management Practices (BMP's) for the Control of Phosphorus and Nitrogen. 1986
Effectiveness of Ozone as a Municipal Wastewater Disinfectant. 1983
Effects and fate of sewage chlorination products in phytoplankton / 1975
Effects of Betaine on Enumeration of Airborne Bacteria. 1990
Effects of Chlorine and Ammonia from Wastewater Treatment Facilities on Biotic Integrity. 1985
Effects of chlorine and sulfite reduction on Lake Michigan invertebrates / 1976
Effects of flow equalization on the operation and performance of an activated sludge plant / 1977
Effects of Halogenated Organic Compounds on Photosynthesis in Estuarine Phytoplankton. 1980
Effects of selected wastewater chlorination products and captan on marine algae / 1977
Effects of Sewer Surcharges on the Level of Industrial Wastes and the Use of Water by Industry. 1972
Effects of Sulfides on Anaerobic Treatment. 1964
Effects of Suspended Stilts and Clays on Self-Purification in Natural Waters: Protein Adsorption. 1972
Effects of Synthetic Polyelectrolytes on Selected Aquatic Organisms. 1986
Effects of Temperature and Redox Conditions on Degradation of Chlorinated Phenols in Freshwater Sediments. 1988
Effects of thermal treatment of sludge on municipal wastewater treatment costs / 1978
Effects of Waste Discharges on Water Quality of the Cache La Poudre and South Platte Rivers, Greeley Area. 1972
Effects of wastewater and cooling water chlorination on aquatic life / 1976
Effects of water conservation induced wastewater flow reduction : a perspective / 1980
Effects of Water Temperature and Elevation upon Aeration. 1973
Effects on toxicity of volatile priority pollutants added to a conventional wastewater treatment system / 1983
Efficacy of the Complete Mix Activated Sludge Process in Modular Mode. 1972
Efficiency of Beef Extract for the Recovery of Poliovirus from Wastewater Effluents. 1978
Efficiency Problems from User Fees in Municipal Wastewater Treatment. 1976
Efficiency Study of the District of Columbia Water Pollution Control Plant. 1967
Effluent Ammonia Variability from Nitrification Facilities. 1984
Effluent and ambient toxicity testing and instream community response on the Ottawa River, Lima, Ohio / 1983
Effluent Characteristics Tertiary Waste Treatment Plant Camp Angell Job Corps Conservation Center. 1967
Effluent Deoxygenation at Different Temperatures. 1967
Effluent Monitoring Procedures: Basic Laboratory Skills Staff Guide. 1978
Electrical Power Consumption for Municipal Waste-water Treatment. 1973
Electrical Stimulation of Microbial Waste Treatment. 1973
Electrochemical Activation and Regeneration of Carbon Surfaces for Tertiary Water Treatment. 1971
Electrochemical Carbon Regeneration. 1972
Electrochemical Method for Removal of Phosphates from Waste Waters. 1970
Electrochemical Method for Removal of Phosphates from Waste Waters. 1970
Electrochemical Treatment of Municipal Waste Water. 1963
Electron Microscope Study of Colloids in Waste Water. 1967
Electroosmotic Pumping for Dewatering Sewage Sludge. 1970
Electrostatic precipitator efficiency on a multiple-hearth incinerator burning sewage sludge / 1987
Elliott Bay action program : evaluation of potential contaminant sources / 1988
Emergency planning for municipal wastewater treatment facilities / 1974
Emergency Reuse of Water at Chanute, Kansas, 1956-57. 1957
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