Search Results for the EPA National Library Catalog

Items Found: 873
Showing: Items 551 - 600
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Select Item Title Year Published
Online monitoring for drinking water utilities 2002
Operation of Water Distribution Systems to Improve Water Quality. 1990
Options for the Office of Ground Water and Drinking Water information strategy (working draft) / background document for the information strategy stakeholders meeting. 2001
ORD program guide. 1980
Organic Loadings from the Merrimack River to Massachusetts Bay. Report to the Massachusetts Bays Program. 1995
Organics, Polymers, and Performance in Direct Filtration. 1987
Overview of Event Detection Systems for WaterSentinel, Draft, Version 1.0. 2005
Oxygen relationships in streams; methodology to be applied when determining the capacity of a stream to assimilate organic wastes. 0
p-Chlorotoluene: Drinking Water Health Advisory. 1989
Parameters of water quality interpretation and standards / 1990
Pathways for getting to better water quality : the citizen effect / 2011
Pathways of human influence on water temperature dynamics in stream channels 2000
Paying for safe water : alternative financing mechanisms for state drinking water programs / 1990
Performance evaluation at a long-term food processing land treatment site / 1990
Pesticides Demonstration Study 1971
Phenolic waste reuse by diatomite filtration; experimental closed water system to eliminate waste water discharge from Johns-Manville's fiber glass insulation plant #3 at Defiance, Ohio. 1970
Planning for the Future, Colorado Urban Conservation Symposium Proceedings 1987
Point-of-Use/Point-of-Entry Systems for Removing VOCs (Volatile Organic Compounds) from Drinking Water. 1988
Political and Environmental Attitudes of Voters and Public Officials Related to Alternative Levels of Water Quality and Correlative Levels of Management of the Penobscot River. 1973
Pollution of the Interstate Waters of the Monongahela River System. 1963
Portraits of our coastal waters : supplement to the national water quality inventory : report from the EPA regions. 1991
Post Audit of a Lake Erie Eutropication Model. 1987
Powder River Basin Kaycee Unit Wyoming, Water Quality Control Study 1966
Practical Guide to Water Quality Studies of Streams. 1969
Pre-Impoundment Study of the North Anna River, Virginia. 1972
Preimpoundment Study of West Point Lake, Georgia. 1972
Preimpoundment Study, Carters Lake. 1972
Preliminary analysis of the shallow ground-water system in the vicinity of the Grand Calumet River/Indiana Harbor Canal, northwestern Indiana / 1989
Preliminary draft 1990 strategy for municipal wastewater treatment task IV : compliance strategy 1981
Preliminary Ecological Study of Areas to be Impounded in the Salt River Basin of Kentucky. 1971
Preliminary Ecological Study of Areas to be Impounded in the Salt River of Kentucky. 1971
Preliminary Investigation of Selected Water Quality Conditions in the Lower Colorado River. Parker Dam to Morelos Dam and Mexican Canal System. 1963
Preliminary Report on Water Quality and Use Aspects of the Price River Basin in East Central Utah. 1963
Preliminary Study of the Relationships Between Stream Water Quality and Watershed Characteristics for the Truckee River. 1970
Pretreatment training course. 1998
Primer on Condition Curves for Water Mains. 2013
Proceedings of the Chesapeake Bay Program, Toxics Subcommittee sponsored Chesapeake Bay Atmospheric Deposition of {Toxics} Critical Issue Forum November 5, 1992. 1993
Proceedings of the Conference on Environmental Modeling and Simulation, April 19-22, 1976, Cincinnati, Ohio / 1976
Proceedings of the First National Ground-Water-Quality-Monitoring Symposium and Exposition. 1981
Proceedings Workshop on Toxic Metals in Water. 1971
Proceedings, Mississippi Water Resources Conference, 1973. 1973
Proceedings, Seventh United States/Japan Conference on Sewage Treatment Technology : May 19-21, 1980, Tokyo, Japan / 1980
Profile of Environmental Quality: Region 8, Colorado, Montana, North Dakota, South Dakota, Utah, Wyoming. 1978
Profile of ground water quality protection 1992 1992
Program guide fy 1979. 1979
Progress Report. Arkansas-Red River Basins Water Quality Conservation Project. 1958
Proposed effluent guidelines plan. 2002
Proposed Revised Land and Resource Management Plan, Rio Grande National Forest 1995
Proposed water quality guidance for the Great Lakes system / 1993
Proposed Water Quality Guidance for the Great Lakes System. 1993
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