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Search Results for the EPA National Library Catalog
Items Found: 881
Showing: Items 401 - 450
Your Search: (SUBJECT=Water quality United States)
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Title
Year Published
401
Organics : water quality standards criteria summaries : a compilation of state/federal criteria /
1988
402
Other elements : water quality standards criteria summaries : a compilation of state/federal criteria /
1988
403
Overview of the water quality standards program /
2006
404
Park waters in peril
1993
405
Perceptions, attitudes and risk overlooked variables in formulating public policy on soil conservation and water quality ; an organized symposium /
1982
406
Performance and analysis of aquifer tracer tests with implications for contaminant transport modeling /
1986
407
Performance characteristics of package water treatment plants /
1983
408
Pesticides : water quality standards criteria summaries : a compilation of state/federal criteria /
1988
409
Pesticides in drinking-water wells.
1990
410
Pesticides in the nation's streams and ground water, 1992--2001 : the quality of our nation's waters /
2006
411
Pesticides in the nation's streams and ground water, 1992-2001 : the quality of our nation's waters /
2006
412
Pesticides in the Nation's streams and ground water, 1992-2001--a summary /
2006
413
Phosphate criteria.
1971
414
Phosphorus : water quality standards criteria summaries : a compilation of state/federal criteria /
1988
415
Phytoplankton water quality relationships in U.S. lakes /
1979
416
Phytoplankton water quality relationships in U.S. lakes.
1981
417
Piscataway regional wastewater management study ; for Washington Suburban Sanitary Commission.
1975
418
Planning and managing cooperative monitoring projects.
1984
419
Planning methodologies for analysis of land use/water quality relationships /
1976
420
Policy on cutoff dates for submitting data to SDWIS/FED /
1998
421
Preparing for the third decade of the National Water-Quality Assessment Program /
2012
422
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
423
President Clinton's clean water initiative.
1994
424
Procedures for adjusting regional regression models of urban-runoff quality using local data
1996
425
Proceedings
1983
426
Proceedings
1973
427
Proceedings
1977
428
Proceedings : National Watershed Water Quality Project Symposium /
1997
429
Proceedings : presented at the 96th annual conference of the American Water Works Association
1976
430
Proceedings : the National RCWP Symposium : 10 years of controlling agricultural nonpoint source pollution : the RCWP experience : September 13-17, 1992, Orlando, Florida /
1992
431
Proceedings of symposium : biological criteria : research and regulation /
1991
432
Proceedings of the 1990 Rural Clean Water Program National Workshop : September 17-20, 1990, Brookings, South Dakota /
1991
433
Proceedings of the 6th EPA National Drinking Water Treatment Technology Transfer Workshop Kansas City, Missouri, August 2-4, 1999 / [electronic resource] :
1999
434
Proceedings of the fifth National Ground Water Quality Symposium /
1980
435
Proceedings of the March 8, 1988 Scenic Rivers Water Quality Workshop
1988
436
Proceedings of the National Ground Water Quality Symposium, Denver, Colorado, August 25-27, 1971 /
1971
437
Proceedings of the National Water Conference : water quality and the Clean Water Act, January 26 and 27, 1982 /
1982
438
Proceedings of the seminar on biological monitoring and its use in the NPDES permit program : held at the Conrad Hilton Hotel, Chicago, Illinois, October 2, 1979 /
1980
439
Proceedings of the third National Citizens' Volunteer Water Monitoring Conference : March 29-April 2, 1992, Annapolis, Maryland /
1992
440
Proceedings.
1979
441
Procuring Analytical Services : Guidance for Industrial Pretreatment Programs.
1998
442
Profile of ground water quality protection 1993 : State of Alaska /
1993
443
Proposed criteria for water quality.
1973
444
Proposed Water Quality Information. Volume II.
1973
445
Protect water for life.
2002
446
Protecting our ground water.
1990
447
Protecting our nation's marine and coastal waters : Peter W. Anderson Ocean Survey Vessel /
1990
448
Protection of the quality and supply of freshwater resources
1992
449
Protocol for developing sediment TMDLs [electronic resource].
1999
450
Public perception of tap water chlorinous flavor /
2004
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