Search Results for the EPA National Library Catalog

Items Found: 437

Showing: Items 251 - 300

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Select Item Title Year Published
NPDES compliance monitoring inspector training module : overview. 1980
NPDES compliance monitoring inspector training module : sampling procedures. 1980
NPDES compliance sampling manual. 1979
NPDES program regulations and preambles. 0
NPDES self-monitoring system : user guide. 1985
Nutrient chemistry of a large, deep lake in subarctic Alaska / 1978
Ohio River water quality fact book. 1986
Online monitoring for drinking water utilities 2002
Operating manual for the U.S. Geological Survey Minimonitor analog-voltage model / 1989
Opportunities to improve the U.S. Geological Survey National Water Quality Assessment Program / 2002
Optimum sampling interval for water quality monitoring in tidal estuaries / 1965
Oxygen relationships in streams : methodology to be applied when determining the capacity of a stream to assimilate organic wastes. 0
Palouse River transect study : Station no. 153010 : July 8 & 9, 1969. 1970
Pesticides in the Lower Colorado River / 1973
Phosphorus removal / 1972
Physical and chemical characterization of dredged material sediments and leachates in confined land disposal areas : final report / 1978
Pilot study of quality assurance sample procedures, 1986 / 1986
Planning and managing cooperative monitoring projects. 1984
Pre-conference report for water quality standards setting/ revision conference, New Jersey Atlantic coastal area. 1972
Presentation of EPA Region 10's ecological risk analysis concepts and implications for management in the Snake River : Twin Falls, Idaho, July 19, 1993 / 1993
Probability sampling to measure pollution from rural land runoff / 1980
Procedures for evaluating operations of water monitoring networks / 1976
Proceedings 1994 Water Quality Technology Conference : November 6-10, 1994, San Francisco, CA. 1995
Proceedings 1995 Water Quality Technology Conference : New Orleans, LA, November 12-16, 1995. 1996
Proceedings 1996 Water Quality Technology Conference November 17-21, 1996, Boston, MA. {computer file} : 1997
Proceedings AWWA Water Quality Technology Conference, Nashville, Tennessee, December 5-8, 1982 / 1983
Proceedings of the workshop on biomonitoring and water quality-based limitation derivation techniques for toxic pollutants : Atlanta, Georgia, November 30 - December 1, 1982 / 1983
Proceedings Second Conference on Environmental Quality Sensors : National Environmental Research Center, Las Vegas, Nevada, October 10-11, 1973. 1973
Proceedings Second Conference on Environmental Quality Sensors, National Environmental Research Center, Las Vegas, Nevada, October 10-11, 1973. 1973
Proceedings, 1992 Water Quality Technology Conference : November 15-19, 1992, Toronto, Ontario. 1993
Proceedings, 1993 Water Quality Technology Conference : Miami, Florida, November 7-11, 1993. 1994
Proceedings, AWWA Water Quality Technology Conference : Miami Beach, Florida, December 7-10, 1980 1981
Proceedings, AWWA Water Quality Technology Conference Denver, Colorado, December 2-5, 1984 / 1984
Proceedings, Environmental Quality Sensor Workshop : Western Environmental Research Center, Las Vegas, Nevada, November 30 - December 2, 1971. 1972
Proceedings, Water Quality Technology Conference : Orlando, Florida, November 10-14, 1991 / 1992
Proceedings, Water Quality Technology Conference : Philadelphia, Pennsylvania, November 12-16, 1989 / 1990
Proceedings, Water Quality Technology Conference : Portland, Oregon, November 16-20, 1986 / 1987
Proceedings, Water Quality Technology Conference : San Diego, California, November 11-15, 1990 / 1991
Proceedings, Water Quality Technology Conference St. Louis, Missouri, November 13-17, 1988 / 1988
Protecting your watershed through a source water assessment and protection : a "how-to" workbook for communities and watershed groups / 1998
Quality assurance for water analysis / 2002
Quality assurance practices for the chemical and biological analyses of water and fluvial sediments 1982
Quality assurance/quality control (QA/QC) for 301(h) monitoring programs : guidance on field and laboratory methods : final report / 1986
Quality assurance/quality control (QA/QC) for 301(h) monitoring programs : guidance on field and laboratory methods : final report / 1987
Quantification of the lake trophic typologies of Naumann (surface quality) and Thienemann (oxygen) with special reference to the Great Lakes / 1980
Quantifying physical habitat in wadeable streams / 1999
Rapid water quality monitoring to aid water supply reservoir management / 2014
Recommended biological indices for 301(h) monitoring programs : final report / 1987
Recommended biological indices for 301(h) monitoring programs : final report / 1985
RECOVERY : a mathematical model to predict the temporal response of surface water to contaminated sediments / 1994
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