Search Results for the EPA National Library Catalog

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Showing: Items 701 - 750
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Select Item Title Year Published
Open the door to clean lakes! : clean lakes need healthy lakeshores! / 2010
Opinion derived nine parameter unweighted multiplicative lake water quality index, the LWQI 1982
Opportunities to better manage and control nonindustrial wastewater pollution 1991
Options for the national drinking water contaminant occurrence data base / 1997
Oregon, USA, ecological regions and subregions for water quality management / 1991
Organic carbon and nitrogen concentrations and annual organic carbon load of six selected rivers of the United States / 1976
Organics : water quality standards criteria summaries : a compilation of state/federal criteria / 1988
Other elements : water quality standards criteria summaries : a compilation of state/federal criteria / 1988
Overland flow treatment of raw wastewater with enhanced phosphorus removal / 1976
PCB contamination of well water : an engineering risk assessment / 1979
Perchlorate and children's health : the case for a strong cleanup standard for rocket fuel in drinking water / 2005
Performance measurement and the national industrial wastewater pretreatment program : final report / 1994
Permit guidance document : pharmaceutical manufacturing point source category (40 CFR Part 439) / 2006
Permit program guidance for self-monitoring and reporting requirements / 1973
Permit to pollute : state-by-state violations of the Clean Water Act / 1995
Personnel, staffing, and administration of the Federal Water Pollution Control Administration, Department of the Interior : report to the Subcommittee on Air and Water Pollution of the Committee on Public Works, United States Senate / 1969
Pesticides in stream sediment and aquatic biota : distribution, trends, and governing factors / 1999
Pesticides in surface waters : distribution, trends, and governing factors / 1997
Pesticides in surface waters of the United States : a five-year summary / 1969
Pesticides in the nation's rivers, 1975-1980, and implications for future monitoring / 1985
Pesticides in the nation's streams and ground water, 1992--2001 : the quality of our nation's waters / 2006
Pesticides in the nation's streams and ground water, 1992-2001 : the quality of our nation's waters / 2006
Pesticides in the Nation's streams and ground water, 1992-2001--a summary / 2006
Pharmaceuticals in the nation's drinking water : assessing potential risks and actions to address the issue : hearing before the Subcommittee on Transportation Safety, Infrustructure Security, and Water Quality of the Committee on Environment and Public Works, United States Senate, One Hundred Tenth Congress, second session, April 15, 2008. 2014
Plan for assessment of the occurrence, status, and distribution of volatile organic compounds in aquifers of the United States 1996
Planning considerations for roads, highways, and bridges / 1997
Plastics in the ocean more than a litter problem / 1987
Pollutant analysis cost survey / 1974
Pollutant discharges to coastal areas : improving upstream source estimates / 1989
Polluted groundwater: estimating the effects of man's activities. / 1974
Pollution caused fish kills : annual report / 1967
Pollution caused fish kills: annual report. 1960
Pollution control for horse stables and backyard livestock / 1994
Pollution control programs for roads, highways and bridges / 1998
Pollution control technical manual for Lurgi oil shale retorting with open pit mining. 1983
Pollution control technical manual for modified in situ oil shale retorting combined with Lurgi surface retorting. 1983
Pollution control technical manual for TOSCO II oil shale retorting with underground mining. 1983
Pollution effects of abnormal operations in iron and steel making / 1978
Pollution effects of abnormal operations in iron and steel making / 1978
Pollution of Harveys Lake : summary report. 1965
Pollution of navigable water by watercraft : Great Lakes region / 1967
Pollution paralysis II : code red for watersheds. 2000
Pollution-caused fish kills in ... 1960
Pollution-caused fish kills in 1960. 1961
Pollution-caused fish kills in 1961. 1961
Pollution-caused fish kills in 1962. 1962
Pollution-caused fish kills in 1963. 1963
Pollution-caused fish kills in 1964. 1964
Pollutional effects of stormwater and overflows from combined sewer systems : a preliminary appraisal. 1964
Potential thermal effects of an expanding power industry : Columbia River Basin. 1972
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