Search Results for the EPA National Library Catalog

Items Found: 1985
Showing: Items 951 - 1000
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Select Item Title Year Published
Laboratory and Instream Nitrification Rates for Selected Streams. 1987
Laboratory control of water supplies. 1947
Laboratory Evaluation of the Hach DR-EL Direct Reading, Portable Engineers' Laboratory. 1972
Laboratory guide for the identification of petroleum products / 1969
Laboratory Guide for the Identification of Petroleum Products. 1969
Laboratory Investigations No. 1. 1963
Laboratory manual for chemical and bacterial analysis of water and sewage, 1943
Laboratory procedures : analysis of sodium-based dual-alkali process streams / 1980
Laboratory Procedures for Determining the Biochemical Oxygen Demand (BOD) of Incinerator Quench Water. 1970
Laboratory Procedures. Analysis for Wastewater Treatment Plant Operators. 1971
Laboratory procedures: analysis for wastewater treatment plant operators. 1971
Laboratory protocols for evaluating the fate of organic chemicals in air and water / 1982
Laboratory Quality Control Manual. 1969
Lake Erie Time Study (LETS) 1969
Lake Ontario environmental summary, 1965 / 1973
Lake Superior study, [summer of] 1956 : summary of report / 1957
LEAD : environmental sources and red cell toxicity in urban children / 1975
Lead and copper monitoring guidance for water systems serving 101 to 500 persons. 1992
Lead and copper monitoring guidance for water systems serving 3,301 to 10,000 persons. 1992
Lead and copper monitoring guidance for water systems serving 501 to 3,300 persons. 1992
Lead and copper monitoring guidance for water systems serving 501 to 3,300 persons. 1993
Lead and copper monitoring guidance for water systems serving [less than] 100 persons. 1992
Lead and copper rule : definitions and federal reporting for milestones, violations and SNCs. 1992
Lead in school's drinking water / 1991
Lead in school's drinking water / 1989
Lectures on wastewater analysis and interpretation / 1999
Limitations in the Use of the End-Window Counter in the Assaying of Stream Waters for Beta Radioactivity. 1952
Limnological factors affecting pesticide residues in surface waters : completion report / 1971
Limnological investigation of the Muskegon County, Michigan, wastewater storage lagoons : phase one / 1975
Liquid and Gas Chromatographic Analysis of Diethyl Phthalate in Water and Sediment. 1981
Literature Review for Development of the Master Analytical Scheme for Organic Compounds in Water. 1985
Literature study of selected potential environmental contaminants : antimony and its compounds : final report. 1976
Literature survey of instrumental measurements of biochemical oxygen demand for control application 1960-1973 / 1974
LRTAP intercomparison study Major ions, nutrients and physical properties in water / 1983
Macroinvertebrate survey of the upper Hudson River, New York, 1972 : prepared for and in cooperation with Bureau of Monitoring & Surveillance, Division of Pure Waters, New York State Department of Environmental Conservation / 1974
Magnesium in Water - A Bibliography. 1971
Maintenance Manual: Instructions for Sensor Cleaning and Field Calibration. The Potomac River Water Pollution Monitoring System. 1966
Management of gas and leachate in landfills : proceedings of the third Annual Municipal Solid Waste Research Symposium held at St. Louis, Missouri, March 14, 15 and 16, 1977 / 1977
Manganese in Water - A Bibliography. 1971
Manual for construction and operation of toxicity-testing proportional diluters / 1978
Manual for the certification of laboratories analyzing drinking water : criteria and procedures quality assurance / 1982
Manual for the certification of laboratories analyzing drinking water : criteria and procedures, quality assurance / 1992
Manual for the certification of laboratories analyzing drinking water : criteria and procedures, quality assurance. 1997
Manual for the certification of laboratories analyzing drinking water : criteria and procedures, quality assurance. 2005
Manual for the interim certification of laboratories involved in analyzing public drinking water supplies : criteria and procedures / 1978
Manual of analytical quality control for pesticides and related compounds in human and environmental samples : a compendium of systematic procedures designed to assist in the prevention and control of analytical problems / 1976
Manual of analytical quality control for pesticides and related compounds in human and environmental samples : a compendium of systematic procedures designed to assist in the prevention and control of analytical problems / 1979
Manual of Methods for Chemical Analysis of Water and Wastes. 1976
Manual of methods in aquatic environment research. 1975
Manual of sampling analytical and reporting procedures for wastewaters / 1976
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