Search Results for the EPA National Library Catalog

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Controls of stream chemistry and fish populations in the Neversink watershed, Catskill Mountains, New York 2001
Controls on ground-water chemistry in the Horse Heaven Hills, south-central Washington 1985
Controls on phosphorous mobility in the Potomac River near the Blue Plains Wastewater Treatment Plant 1984
Copper in Water - A Bibliography. 1971
Current status of surface water acid-base chemistry 1990
CWA section 403 : procedural and monitoring guidance. 1994
Data on physical, chemical, and biological characteristics of hydrilla beds, mixed vegetation beds, and unvegetated sites in the tidal Potomac River, Maryland and Virginia, 1987 1989
Defining Regional Populations of Lakes for the Assessment of Surface Water Quality. 1989
Delaware River Basin Commission: Quality Assurance Project Plan 2001 Update. 2001
Delineation of Ground-Water Flow Systems in Nevada. 1968
Demonstration and evaluation of an automated infiltration gallery system at Port Hueneme, CA [electronic resource] / 2008
Design and operating guidelines manual for cooling-water treatment : treatment of recirculated cooling water 1982
Detailed Investigation of the Sociological, Economic, and Ecological Aspects of Proposed Reservoir Sites in the Salt River Basin of Kentucky. 1973
Determination of molecular hydrogen sulfide / 1975
Determination of molecular hydrogen sulfide / 1975
Determination of organic substances in water 1984
Determination of organochlorine insecticides and polychlorinated biphenyls in sewages, sludges, muds, and fish, 1978 Organochlorine insecticides and polychlorinated biphenyls in water, an addition, 1984. 1985
Determination of TDS content of deep aquifers by geophysical well log analysis 1984
Determination of the Complexing Capacity of Natural Water. 1973
Determining the Tolerance of a Recreational Lake for Development and Usage. 1974
Development and Use of Site-Specific Chemical and Biological Criteria for Assessing New Bedford Harbor Pilot Dredging Project. 1991
Development and Validation of Site-Specific Water Quality Criteria for Copper. 1986
Development of a model to predict the adsorption of lead from solution on a natural streambed sediment / 1984
Development of IBI Metrics for Lakes in Southern New England. 1997
Dewatering of mine drainage sludge / 1971
Dewatering of mine drainage sludge. 1971
Diatom Populations Changes in Lake George (NY). 1972
Direct photolysis of hexacyanoferrate complexes : proposed applications to the aquatic environment / 1980
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 stream chemistry in the Mid-Appalachian Region of the Eastern United States / 1992
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: Future Effects of Long-Term Sulfur Deposition on Surface Water Chemistry in the Northeast and Southern Blue Ridge Province. Volume 3. Level 3 Analyses and Summary of Results. 1989
Direct/Delayed Response Project: Future Effects of Long-Term Sulfur Deposition on Surface Water Chemistry in the Northeast and Southern Blue Ridge Province. Volume 4. Appendices. 1989
Direct/Delayed Response Project: Future Effects of Long-Term Sulfur Deposition on Surface Water Chemistry in the Northern and Southern Blue Ridge Province. Volume 1. Executive Summary, Project Approach and Data Sources. 1989
Direct/Delayed Response Project: Future Effects of Long-Term Sulfur Deposition on Surface Water Chemistry in the Northern and Southern Blue Ridge Province. Volume 2. Level 1 and Level 2 Analyses. 1989
Discharge, Water-Quality Characteristics, and Nutrient Loads from McKay Bay, Delaney Creek, and East Bay, Tampa, Florida, 1991-1993. 1996
Disinfectant residual measurement methods 1992
Disinfection, 1985. 1985
Disinfection. 1984
Distribution of Hydrophobic Ionogenic Organic Compounds between Octanol and Water: Organic Acids. 1990
Distribution of Trace Metals in Impoundments. 1970
Documentation of the Data Base: Wisconsin Power Plant Impact Study. 1984
Dredge Disposal Study, San Francisco Bay and Estuary. Appendix I. Pollutant Availability Study. 1975
Drinking Water Criteria Document for Cryptosporidium. 1993
Dynamic study of common well screen materials 1993
Dynamics of the Nitrogen Cycle in Lakes. 1970
East Gallatin River, Montana: Macroinvertebrate Distribution and Water Analysis 1973-1974. 1976
Eastern Lake Ontario and Oswego and Rochester Harbors chemical and physical characteristics data for 1971 / 1980
Eastern Lake Superior chemical and physical characteristics data for 1968 / 1980
Eastern Lake Survey - Phase II : National Stream Survey - Phase I : processing laboratory operations report : project summary. 1990
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