Search Results for the EPA National Library Catalog

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Phytoplankton water quality relationships in U.S. lakes / 1979
Phytoplankton water quality relationships in U.S. lakes / 1979
Phytoplankton water-quality relationships in U.S. lakes. Part VIII: Algae associated with or responsible for water-quality problems 1980
Phytoplankton Water-Quality Relationships in U.S. Lakes. Part VIII: Algae Associated with or Responsible for Water-Quality Problems. 1980
Pilot demonstration of the air curtain system for fugitive particle control / 1987
Pilot demonstration of the air curtain system for fugitive particle control / 1986
Pilot Study of the Influence of Residential HAC Duty Cycle on Indoor Air Quality. 2003
Place-Based Conservation Perspectives from the Social Sciences / [electronic resource] : 2013
Planning and conservation : the emergence of the frugal society 1977
Polychlorinated Biphenyls (PCBs) in School Buildings: Sources, Environmental Levels, and Exposures. 2012
Polymers as aids in organic chemistry 1979
Potentiation of 2,6-Dinitrotoluene Genotoxicity in Fischer-344 Rats by Pretreatment with Aroclor 1254. 1993
Preliminary data summary for the wood preserving segment of the timber products processing point source category / 1991
Preliminary economic impact assessment of possible regulatory action to control atmospheric emissions of selected halocarbons / 1975
Preliminary Particulate Matter Mass Concentrations Associated with Longitudinal Panel Studies: Assessing Human Exposures of High Risk Subpopulations to Particulate Matter. 2001
Preliminary review of some aspects of subchronic toxicity tests 0
Priority Pollutant PAH Analysis of Incinerator Emission Particles Using HPLC and Optimized Fluorescence Detection. 1994
Procedures for conducting Daphnia magna toxicity bioassays : user's guide / 1987
Proposed Biological Testing Methods for the United States Incineration-at-Sea Research Program. 1988
Proposed implementation plan for the advanced field monitoring methods program / 1987
Proposed plan for superfund innovative technology evaluation (SITE) demonstration of measurement and monitoring technologies / 1989
Proteome Research Concepts, Technology and Application / [electronic resource] : 2007
Quality assurance and quality control in the development and application of ground-water models / 1992
Quantifying uncertainty in analytical measurement. 2000
Radon in ground water in Guilford County, North Carolina / 1997
Recommendations from value engineering studies on wastewater treatment works / 1980
Regulatory and Investigative Treatment Zone (RITZ) Model (for Microcomputers). 1988
Relationships of productivity and problem conditions to ambient nutrients : National Eutrophication Survey findings for 418 Eastern lakes / 1978
Remote sensing in hazardous waste site investigations and litigation / 1988
Remote sensing survey of rangeland vicinity of John Day, Oregon, June 1977 / 1978
Report on field screening techniques for assessment and evaluation / 1988
Research and Development Highlights: Mobile Sensors and Applications for Air Pollutants. 2013
Role of the Intestinal Microbiota in the Activation of the Promutagen 2,6-dinitrotoluene to Mutagenic Urine Metabolites and Comparison of GI Enzyme Activities in Germ-free and Conventionalized Male Fischer 344 Rats. 1994
Salmonella Data Management Software (for Microcomputers). 1987
Sampling and Analysis of Wastes Generated by Gray Iron Foundries. 1981
Seasonal Occurrence of 'Campylobacter' spp. in Surface Waters and Their Correlation with Standard Indicator Bacteria. 1987
Second International Symposium Field Screening Methods for Hazardous Wastes and Toxic Chemicals. 1991
Selection of a suitable extraction method for woodsmoke-impacted air particles / 1988
Sensor Evaluation Report. 2014
Single-laboratory evaluation of mobility procedure for solid waste 1986
Small Rodents and Other Mammals Associated with Mountain Meadows as Reservoirs of 'Geardia' spp. and 'Campylobacter' spp. 1987
Soil survey of Perry County, Arkansas 1982
Species and Strain Comparisons of Immunosuppression by 2-Methoxyethanol and 2-Methoxyacetic Acid. 1994
Stability of the Mutagenicity in Stored Cigarette Smokers' Urine and Extract. 1990
Strategies for water and waste reduction in dairy food plants / 1985
Streamflow statistics and drainage-basin characteristics for the Puget Sound Region, Washington 1985
Streamflow statistics and drainage-basin characteristics for the Puget Sound Region, Washington Eastern Puget Sound from Seattle to the Canadian border / 1985
Streamflow statistics and drainage-basin characteristics for the Puget Sound Region, Washington Western and southern Puget Sound / 1985
Streamflow statistics and drainage-basin characteristics for the southwestern and eastern regions, Washington 1986
Suspended sediment in the Chesapeake and Delaware Canal / 1977
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