Search Results for the EPA National Library Catalog

Items Found: 3638
Showing: Items 651 - 700
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Comprehensive study on protection of water resources of Lake Tahoe Basin through controlled waste disposal / 1963
Comprehensive Water & Sewer Plan, Brookings County, South Dakota 1969
Comprehensive water pollution control program for the Illinois River basin 1965
Comprehensive water pollution control program for the Lake Michigan Basin : Grand River Basin, Michigan. 1966
Comprehensive water pollution control program for the Lake Michigan Basin : Green Bay area, Michigan and Wisconsin. 1966
Comprehensive water pollution control program for the Lake Michigan Basin : Milwaukee area, Wisconsin. 1966
Comprehensive water quality management plan, South Platte River Basin, Colorado 1975
Comprehensive water resources study of the Greenbrier River sub-basin, 1969
Computer models of watershed hydrology / 1995
Computer simulation of the hydrologic-salinity flow system within the Upper Colorado River Basin, 1970
Computer-Systems Approach to Environmental Protection, Planning and Management: The Malibu Watershed. 1971
Concentration and transport data for selected dissolved inorganic constituents and dissolved organic carbon in water collected from the Mississippi River and some of its tributaries, July 1991-May 1992 / 1995
Concentrations and loads of cadmium, lead, and zinc measured near the peak of the 1999 snowmelt-runoff hydrographs for 42 water-quality stations, Coeur d'Alene River basin, Idaho {computer file} / 2001
Concentrations and loads of cadmium, lead, and zinc measured on the ascending and descending limbs of the 1999 snowmelt-runoff hydrographs for nine water-quality stations, Coeur d'Alene River basin, Idaho {electronic resource} / 2001
Concentrations and loads of cadmium, zinc, and lead in the main stem Coeur d'Alene River, Idaho March, June, September, and October 1999 / {electronic resource} : 2001
Concentrations and mass transport of pesticides and organic contaminants in the Mississippi River and some of its tributaries, 1987-89 and 1991-92 / 1995
Concentrations and transport of atrazine in the Delaware River-Perry Lake system, northeast Kansas, July 1992 through September 1995 / 1997
Concentrations of Escherichia coli in streams in the upper Wabash River Watershed in Indiana, June-September 1998 / 2000
Concentrations of selected trace elements in fish tissue and streambed sediment in the Clark Fork-Pend Oreille and Spokane River basins, Washington, Idaho, and Montana, 1998 2000
Concentrations, fluxes, and yields of nitrogen, phosphorus, and suspended sediment in the Illinois River Basin, 1996-2000 / 2006
Concept of instream flow and its relevance to drought management in the James River Basin 1993
Concepts for monitoring water quality in the Spokane River Basin, northern Idaho and eastern Washington 1998
Conceptual plan to develop water augmentation by weather modification in the Colorado River : draft 1979
Conference in the matter of pollution of the interstate waters : of the Merrimack and Nashua Rivers and their tributaries (Massachusetts--New Hampshire) and of the intrastate portions of those waters within the state of Massachusetts: proceedings. 1969
Conference in the Matter of Pollution of the Interstate Waters and Massachusetts Intrastate Waters of the Merrimack and Nashua Rivers, Boston, Massachusetts, February 11, 1964. 1964
Conference in the matter of pollution of the interstate waters of the Colorado River and its tributaries : fifth session, Las Vegas, Nevada, May 26, 1964. 1964
Conference in the matter of Pollution of the Interstate Waters of the Colorado River and Its Tributaries : transcript of proceedings, July 26, 1967 : sixth session Denver, Colorado. 1967
Conference in the Matter of Pollution of the Interstate Waters of the Escambia River Basin (Alabama-Florida) : and the Intrastate Portions of the Escambia Basin Within the State of Florida : proceedings. 1970
Conference in the Matter of Pollution of the Interstate Waters of the Ohio River and its Tributaries in the Pittsburgh, Pennsylvania Area--Pennsylvania, Ohio and West Virginia : proceedings, September 30-October 1, 1971, Pittsburgh, Pennsylvania. 1971
Conference in the matter of: Progress meeting in the matter of pollution of the interstate waters of the Grand Calumet River, Little Calumet River, Calumet River, Wolf Lake, Lake Michigan and their tributaries, Wednesday, March 15, 1967, Chicago, Illinois. 1967
Conference on Pollution of the Interstate Waters of Lower Savannah River and its tributaries South Carolina-Georgia : proceedings. 1965
Conference [on] pollution of Lake Michigan and its tributary basin, Illinois, Indiana, Michigan, and Wisconsin ... session ..., Chicago, Ill., proceedings. 1969
Conference, pollution of Lake Michigan and its tributary basin : proceedings. 1968
Conference, pollution of Lake Superior and its tributary basin, Minnesota - Wisconsin - Michigan : proceeding, May 13-14-15, 1969, Duluth, Minnesota, Executive Session, September 30-October 1, 1969, Duluth, Minnesota. 1970
Conflicts over the Columbia River : seminar conducted by Water Resources Research Institute, Oregon State University, spring quarter 1980. 1980
Connecticut River. 2005
Conowingo Pond management plan / 2006
Conservation districts and Great Lakes water quality : present and prospective roles : a report to the National Association of Conservation Districts, Committee on the Great Lakes / 1990
Conservation priorities for freshwater biodiversity in the Upper Mississippi River basin / 2003
Conservation treatment of the Dry Creek watershed in the Russian River Basin, Sonoma and Mendocino Counties, California / 1966
Considerations in rangeland watershed monitoring 1985
Consolidated water quality survey of the Potomac estuary. 1970
Consumptive use mitigation plan / 2008
Consumptive water, use coefficients for the Great Lakes basin and climatically similar areas / 2007
Contaminants in the Upper Mississippi River : proceedings of the 15th Annual Meeting of the Mississippi River Research Consortium / 1984
Contaminants of emerging concern within the mainstem of the Ohio River and its tributaries / 2009
Content requirements and approval process for National Estuary Program comprehensive conservation & management plans / 1992
Continued study of sediments from the Susquehanna River Basin in New York with emphasis on surficial heavy metal content : final report on Susquehanna River Basin Commission project 1976
Continued Wetlands Assessment, Inventory, and Prime Wetlands Designation in Hampton and Hampton Falls. 2006
Contour trenching effects on streamflow from a Utah watershed 1971
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