Search Results for the EPA National Library Catalog

Items Found: 2090
Showing: Items 301 - 350
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Select Item Title Year Published
Detection and Identification of 'Giardia' Cysts Using Immunofluorescence and Phase Contrast Microscopy. 1985
Determination of Estimated Mean Mine Water Quantity and Quality from Imperfect Data and Historical Records. 1973
Determination of Mine Waste Acidity. 1967
Determination of Trace Anions in Water by Multidimensional Ion Chromatography. 1984
Determination of trace elements in waters and wastes by inductively coupled plasma - mass spectrometry : [test] method 200.8 / 1989
Determining tetrafluoroborates : an evaluation of the fluoroborate anion selective electrode / 1976
Developing and implementing an estuarine water quality monitoring, assessment, and outreach program : the MYSound project / 2002
Development and evaluation of a rubber "duck bill" tide gate / 1990
Development document for effluent limitations guidelines and new source performance standards for the ore mining and dressing point source category. 1978
Development document for final effluent guidelines and standards for the construction & development category. 2009
Development document for final effluent limitations guidelines and standards for the western alkaline coal mining subcategory / 2001
Development document for interim final effluent limitations guidelines : and new source performance standards for the coal mining point source category. 1975
Development document for interim final effluent limitations guidelines and new source performance standards for the coal mining point source category. 1976
Development document for proposed effluent limitations guidelines & standards for the coastal subcategory of the oil and gas extraction point source category 1995
Development Document for Proposed Effluent Limitations Guidelines and Standards for the Concentrated Aquatic Animal Production Industry Point Source Category. 2002
Development document for proposed effluent limitations guidelines and standards for the western alkaline coal mining subcategory / 2000
Development of 'Giardia C.t' Values for the Surface Water Treatment Rule. 1993
Development of a Comprehensive Water Pollution Control Program for the Lower Mississippi River Basin. Study Plan. 1966
Development of Duration-Curve Based Methods for Quantifying Variability and Change in Watershed Hydrology and Water Quality. 2008
Development of index of biotic integrity expectations for the ecoregions of Indiana, I. Central corn belt plain / 1991
Development of methods to improve performance of surface mine sediment basins : phase 1 / 1980
Development of procedures to evaluate salinity management strategies in irrigation return flows 1980
Development of suspended solids quality control and performance evaluation samples / 1976
Development of Toxic Screening Models for Surface Water Supplies. 1984
Development of water quality analyses for the shared waters of the United States and Mexico 2006
Developments at Eighth International Conference on Water Pollution Research, Sydney, Australia, October 17-22, 1976 / 1977
Developments at Eighth International Conference on Water Pollution Research, Sydney, Australia, October 17-22, 1976 / 1977
Dewatering active underground coal mines : technical aspects and cost-effectiveness / 1979
Dewatering of mine drainage sludge / 1971
Dewatering of Mine Drainage Sludge, Phase II. 1973
Dewatering of mine drainage sludge. 1971
Diatoms: Powerful Indicators of Environmental Change. 1992
Direct/delayed response project : definition of soil sampling classes and selection of sampling sites for the Northeast / 1989
Direct/delayed response project : field operations and quality assurance report for additional watershed mapping in the Mid-Appalachian region of the United States / 1990
Direct/delayed response project : field operations and quality assurance report for additional watershed mapping in the Northeastern region of the United States / 1990
Direct/delayed response project : future effects of long-term sulfur deposition on stream chemistry in the Mid-Appalachian Region of the Eastern United States / 1992
Direct/delayed response project : future effects of long-term sulfur deposition on surface water chemistry in the Northeast and southern Blue Ridge province / 1989
Direct/Delayed Response Project : quality assurance plan for preparation and analysis of soils from the Mid-Appalachian Region of the United States / 1989
Direct/Delayed Response Project : quality assurance plan for preparation and analysis of soils from the Mid-Appalachian Region of the United States / 1989
Direct/delayed response project : quality assurance plan for soil sampling, preparation, and analysis / 1987
Direct/delayed response project : quality assurance report for physical and chemical analysis of soils from the Southern Blue Ridge Province of the United States / 1988
Direct/Delayed Response Project: Field Operations and Quality Assurance Report for Soil Sampling in the Mid-Appalachian Region of the United States. 1990
Direct/Delayed Response Project: Mid-Appalachian Soil Correlation and Sampling Class Development Workshop. Held in Corvallis, Oregon on August 22-25, 1988. 1990
Directory of: Federal Programs Related to Water Conservation. 1978
Discharge of saltwater from Permian rocks to major stream-aquifer systems in central Kansas 1981
Discovering the Causes, Consequences, and Implications of Acid Rain and Atmospheric Deposition. 1983
Disposal Methods: Landfills, Geologic Formations, Chemical Stabilization, and Chemical Treatment. 1986
Disposal of Chemical Sludges and Brines. 1970
Dissolved oxygen : water quality standards criteria summaries : a compilation of state/federal criteria / 1988
Dissolved solids : water quality standards criteria summaries : a compilation of state/federal criteria / 1988
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