Search Results for the EPA National Library Catalog

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Select Item Title Year Published
A study of winter air pollutants at Fairbanks, Alaska / 1979
A survey of sulfate, nitrate, and acid aerosol emissions and their control / 1977
A Toxicity evaluation of lower Fox River water and sediments / 1986
A water quality model for a conjunctive surface-groundwater system / 1974
Acid deposition annual data summaries, 1980, 1981, and 1982 / 1984
Acid precipitation in North America : 1981, 1982, 1983 annual data summary from acid deposition system data base {microfiche} / 1984
Acid precipitation in North America : 1983 annual data summary from acid deposition system data base / 1985
Acid precipitation in North America : 1983 annual data summary from acid deposition system data base / 1985
Acid precipitation in North America : 1984 annual data summary from acid deposition system data base / 1986
Acid precipitation in North America : 1984 annual data summary from acid deposition system data base / 1986
Acid precipitation in North America : 1985 annual and seasonal data summary from acid deposition system data base / 1987
Acid precipitation patterns and trends in eastern North America, 1980-1984 / 1987
Acidic Deposition and Aquatic Ecosystems: Regional Case Studies. 1990
Advanced Waste Treatment Seminar, Session I, Nitrogen Removal from Wastewater, Held at San Francisco, on October 28-29, 1970. 1970
Air Pollutants in Selected Salt Lake Basin Communities, 1971-1975. 1981
Air Quality Data for 1968, from the National Air Surveillance Networks and Contributing State and Local Networks. 1972
Air quality data for nonmetallic inorganic ions : NH4+, NO3-, SO4=, 1976, from the National Air Surveillance Networks / 1979
Air quality data for nonmetallic inorganic ions, 1969 and 1970, from the National Air Surveillance Networks. 1973
Air Quality Data for Nonmetallic Inorganic Ions: Nitrate and Sulfate for 1977 and 1978 from the National Air Surveillance Networks. 1981
Air Quality Data for Nonmetallic Inorganic Ions: Nitrate and Sulfate for 1979 from the National Air Surveillance Networks. 1983
Albert Lea Lake, Freeborn County, Minnesota. 1974
Algae-Bacteria Interaction in a Light-Dark Cycle (Journal Version). 1981
Algal nutrient availability and limitation in Lake Ontario during IFYGL : Part II. Nitrogen available in Lake Ontario tributary water samples and urban runoff from Madison, Wisconsin / 1977
Alkalinity Regulation in Softwater Florida Lakes. 1988
Allegheny Reservoir, McKean and Warren Counties, Pennsylvania and Cattaraugus County, New York. 1975
Alligator Lake, Columbia County, Florida. 1977
Altoona Lake, Eau Claire County, Wisconsin. 1974
An approach for the preliminary assessment of TSP concentrations. 1978
An assessment of the CHESS sulfate and nitrate data during the period RETA performed the chemical analysis / 1977
An investigation of ion removal from water and wastewater / 1973
Anaerobic Filter for the Denitrification of Agricultural Subsurface Drainage. 1969
Analysis of nonpoint-source pollutants in the Missouri Basin Region / 1975
Analytical Reference Service Training Program. Sample Type IA, Water-Minerals. 1958
Analytical Reference Service. Report on Sample Type I. 1956
Angostura Reservoir, Fall River County, South Dakota. 1977
Anion mobility in soils : relevance to nutrient transport from terrestrial to aquatic ecosystems / 1977
Annual Nutrient Cycles in a Marine Microcosm. 1982
Another look : National survey of pesticides in drinking water wells : phase II report. 1992
Aquatic-Biotic Community Structure as an Indicator of Pollution. 1972
Arkabutla Reservoir, DeSoto and Tate Counties, Mississippi. 1975
Arrowhead Mountain Lake Chittenden and Franklin Counties Vermont. 1974
Atmospheric Chemistry of cis- and trans-3-Hexene-2,5-dione. 1985
Atwood Reservoir, Carroll and Tuscarawas Counties, Ohio. 1975
Audubon Lake, McLean County, North Dakota. 1976
Autotrophic denitrification using sulphur electron donors / 1978
Badger Lake, Polk County, Minnesota. 1974
Badin Lake, Montgomery and Stanley Counties, North Carolina. 1975
Baldwin Lake, Randolph County, Illinois. 1975
Bankhead Lake and Holt Lock and Dam, Walker and Tuscaloosa Counties, Alabama. 1976
Barkley Lake, Stewart and Montgomery Counties, Tennessee; Trigg and Lyon Counties, Kentucky. 1976
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