Search Results for the EPA National Library Catalog

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Economics of retrofitting Big Rivers Electric Corporation's lime based FGD system to organic-acid-enhanced limestone operations / 1985
Economics of Water Supply and Quality. 1971
Effect of citrate and carbonate based detergents on wastewater characteristics and treatment / 1977
Effect of crude petroleum on oysters heavily infested with Polydora, Cliona, and Martesia. 1950
Effect of Cyanuric Acid, a Chlorine Stabilizer, on Trihalomethane Formation. 1984
Effect of geographical location on cooling pond requirements and performance / 1971
Effect of geographical variation on performance of recirculating cooling ponds / 1974
Effect of Hanford plant operations on the temperature of the Columbia River, 1964 to present / 1970
Effect of Holding Temperature and Time on Total Coliform Density in Sewage Effluent Samples. 1978
Effect of Low-Flow Hydrologic Regimes on Water Quality Management. 1971
Effect of mechanical cooling devices on ambient salt concentration / 1976
Effect of mechanical cooling devices on ambient salt concentration / 1976
Effect of meteorological variables on temperature changes in flowing streams / 1975
Effect of Pesticide Residues and Other Organo-Toxicants on the Quality of Surface and Ground Water Resources. 1970
Effect of synthetic detergents on the ground water of Long Island, New York : prepared for New York State Department of Health / 1957
Effect of temperature and chemical pollutants on the behavior of several estuarine organisms 1974
Effect of temperature on aquatic life in the Ohio River: summary, July-December, 1970. 1970
Effect of thermal inputs on the populations of fish and macroinvertebrates in the Wabash River 1973
Effect of Water Quality and Environmental Factors on Freshwater Fish. 1970
Effectiveness of Flood Control Structures of the Lower Minnesota River Watershed District. 1970
Effects and methods of control of thermal discharges : report to the Congress by the Environmental Protection Agency in accordance with Section 104(t) of the Federal Water Pollution Control Act amendments of 1972. November 1973. 1973
Effects of Acid Precipitation. 1979
Effects of acidic precipitation on the water quality of streams in the Laurel Hill area, Somerset County, Pennsylvania, 1983-86 1990
Effects of Adaptation on Biodegradation Rates in Sediment/Water Cores from Estuarine and Freshwater Environments. 1980
Effects of ambient turbulence on buoyant jets discharged into a flowing environment / 1973
Effects of bank stabilization on the physical and chemical characteristics of streams and small rivers 1980
Effects of bank stabiliztion on the physical and chemical characteristics of streams and small rivers : an annotated bibliography / 1980
Effects of biologically treated bleached kraft mill effluent on cold water stream productivity in experimental stream channels : fourth progress report / 1985
Effects of biologically treated bleached kraft mill effluent on cold water stream productivity in experimental stream channels fifth progress report / 1989
Effects of chlorine and sulfite reduction on Lake Michigan invertebrates / 1976
Effects of crude oil and some of its components on young coho and sockeye salmon / 1974
Effects of heated waste waters on some microorganisms 1972
Effects of household sanitary systems on effluent phosphate levels, 1973
Effects of hypothetical management scenarios on simulated water temperatures in the Tualatin River, Oregon 2000
Effects of liquid detergent plant effluent on the rotating biological contactor / 1978
Effects of Oxygen Demand on Surface Reaeration. 1970
Effects of petroleum refinery wastewater on water quality in Linnville Bayou (Brazoria/Matagorda County, Texas) / 1994
Effects of Phenol Molecular Structure on Bacterial Transformation Rate Constants in Pond and River Samples. 1983
Effects of sewage pollution on fishes in Upper Patuxent River 1967
Effects of Stream Channelization on Fishes and Bottom Fauna in the Little Sioux River, Iowa. 1971
Effects of Stream Straightening on Flood Runoff Characteristics. 1970
Effects of suspended solids and sediment on reproduction and early life of warmwater fishes : a review / 1979
Effects of temperature on diseases of salmonid fishes / 1974
Effects of temperature on the toxicity to the aquatic biota of waste discharges--a compilation of the literature, 1973
Effects of the detergent phosphorus ban on municipal wastewater treatment plants in the state of Wisconsin. 1981
Effects of thermal and other forms of pollution on some anadromous fishes : part 1 / 1970
Effects of thermal discharge on aquatic insects in the Tennessee Valley / 1978
Effects of thermal discharge on aquatic insects in the Tennessee Valley / 1978
Effects of thermal effluent upon marine fishes near the Crystal River steam electric station 1971
Effects of thermal pollution on pelagic larvae of crustacea / 1980
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