Search Results for the EPA National Library Catalog

Items Found: 466
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Design of stream sampling networks and a GIS method for assessing spatial bias 2000
Design of stream sampling networks and a GIS method for assessing spatial bias {electronic resource} / 2000
Design of the national water-quality assessment program : occurrence and distribution of water-quality conditions / 1995
Design of water quality information systems : proceedings of an international symposium held at Fort Collins, Colorado, U.S.A., June 7-9, 1989 / 1989
Design of water quality monitoring systems 1990
Detection of trends in stream quality : monitoring network design and data analysis 1977
Detection of water quality changes through optimal tests and reliability of tests 1980
Determination and significance of emerging algal toxins (cyanotoxins) / 2007
Determination of the seasonal changes in nitrate and phosphate concentration and phytoplankton composition within selected fertilized lakes / 1994
Development and application of five new water quality indices / 0
Development of a test to assess Cryptosporidium parvum oocysts viability : correlation with infectivity potential / 1993
Development of compliance levels from analytical detection and quantitation levels / 1995
Development of methods to define water quality effects of urban runoff 1983
Development of Methods to Define Water Quality Effects of Urban Runoff / 1984
Dip Into : volunteer monitoring with the Great North America Secchi Dip-In. 2003
Distribution system water quality monitoring : sensor technology evaluation methodology and results : a guide for sensor manufacturers and water utilities / 2009
Draft 2009 update aquatic life ambient water quality criteria for ammonia - freshwater [electronic resource]. 2009
Drinking water inspector's field reference : for use when conducting a sanitary survey of a small surface water system. 2003
Drinking water inspectors's field guide : for use when conducting a sanitary survey of a small groundwater system. 1998
Drinking water inspectors's field guide : for use when conducting a sanitary survey of a small surface water system. 1998
Drinking water inspectors's field reference : for use when conducting a sanitary survey of a small ground water system / 2004
Drinking water progress review workshop for the 1995-1998 science to achieve results (STAR) grants : December 8-9, 1998, Arlington, Virginia / 1998
Eastern Lake Survey - Phase I : data base. 1988
Eastern Lake Survey - Phase II : National Stream Survey - Phase I : processing laboratory operations report : project summary. 1990
Eastern Lake survey, phase 1 : quality assurance plan / 1985
Eastern Lake survey, phase 1 : quality assurance report / 1987
Eastern Lake survey, phase I : analytical methods manual. 1986
Eastern lake survey, phase I : field operations report. 1986
Eastern Lake survey, phase II : analytical methods manual / 1988
Eastern lake survey-phase II. National stream survey-phase I : processing laboratory operations report. 1989
Ecological assessment of selenium in the aquatic environment / 2010
Effects of storm runoff on water quality in the Mill Creek drainage basin, Willingboro, New Jersey / 1980
Elements of a state water monitoring and assessment program. 2003
EMAP surface waters : Mid-Atlantic highlands, 1993 streams data summary. 1995
EMAP-surface waters 1991 pilot report / 1993
Emerging contaminants, forever chemicals, and more : challenges to water quality, public health, and communities : remote hearing before the Subcommittee on Water Resources and Environment of the Committee on Transportation and Infrastructure, House of Representatives, One Hundred Seventeenth Congress, first session, October 6, 2021. 2022
Environmental data on Fighting Island, Ontario. 0
Environmental indicators for surface water quality programs : pilot study / 1992
Environmental indicators to assess stormwater control programs and practices : final report / 1996
Environmental monitoring and assessment program surface waters : field operations and methods for measuring the ecological condition of wadeable streams / 1995
Environmental monitoring and assessment program surface waters : field operations and methods for measuring the ecological condition of wadeable streams / 1998
Environmental monitoring and assessment program surface waters and Region 3 regional environmental monitoring and assessment program : 1994 pilot field operations and methods manual for streams / 1994
Environmental monitoring and assessment program- surface waters : field operations and methods for measuring the ecological condition of non-wadeable rivers and streams / 2000
Environmental monitoring and assessment program-surface waters : western pilot study field operations manual for wadeable streams / 2000
Environmental monitoring and assessment program-surface waters : western pilot study: field operations and methods for non-wadeable rivers and streams / 2000
Environmental progress in the Puget Sound Basin / 1994
Errata for the effluent and receiving water toxicity testing manuals : acute toxicity of effluents and receiving waters to freshwater and marine organisms ; short-term methods for estimating the chronic toxicity of effluents and receiving waters to freshwater organisms ; and short-term methods for estimating the chronic toxicity effluents and receiving waters to marine and estuarine organisms. 1999
Evaluation and management of highway runoff water quality : 1996
Evaluation of antibodies to Cryptosporidium and Giardia using flow cytometry 2000
Evaluation of calcium sensors in fresh- and saltwater / 1979
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