Search Results for the EPA National Library Catalog

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Pre-Cambrian geology and mineral resources of the Delaware Water Gap and Easton quadrangles, New Jersey and Pennsylvania, 1941
Pre-Cambrian geology of the Boyertown Quadrangle / 1959
Preimpoundment hydrologic conditions in the Swatara Creek (1981-84) and estimated postimpoundment water quality in and downstream from the planned Swatara State Park Reservoir, Lebanon and Schuylkill counties, Pennsylvania 1988
Preimpoundment water quality in the Tioga River Basin, Pennsylvania and New York 1981
Preliminary analysis of nutrient monitoring data for the Susquehanna River and selected tributaries, January 1, 1985 - December 31, 1987 / 1988
Preliminary effects of streambank fencing of pasture land on the quality of surface water in a small watershed in Lancaster County, Pennsylvania 2000
Preliminary evaluation report water control facility New Holland, Pennsylvania 1970
Preliminary Report and Findings. 1966
Preliminary survey of automatic data acquisition and data processing equipment / 1978
Pressure sewer demonstration at the Borough of Phoenixville, Pennsylvania / 1973
Pressure Sewer Demonstration at the Borough of Phoenixville, Pennsylvania. 1973
Priority water body survey report water quality standards review : Hare Creek, Erie and Warren Counties / 1984
Probable effects of acid precipitation on Pennsylvania waters / 1980
Procedure for describing fish and wildlife : coding instructions for Pennsylvania 1979
Procedure PSU-IV for estimating design flood peaks in ungaged Pennsylvania watersheds 1981
Proceedings : Conference in the Matter of Pollution of the Interstate Waters of the Mahoning River and its Tributaries, February 16-17, 1965. 1965
Proceedings Governor's conference on air pollution : October 2 and 3, 1967, Hershey, Pennsylvania / 1967
Proceedings of Pittsburgh's Oil Spill Past Response/Future Plans / 1989
Progress Report on Drinking Water Protection Efforts. 2005
Project report : experimental treatment of Lake Erie water, Erie, Pennsylvania, water plant / 1966
Project XL : Pennsylvania Department of Environmental Protection Coal Remining and Reclamation Project / 2000
Properties and uses of Pennsylvania shales and clays / 1965
Properties and uses of shales and clays, south-central Pennsylvania / 1981
Properties and uses of shales and clays, southwestern Pennsylvania / 1979
Proposed Lake Erie-Ohio River Canal : general information 1962
Proposed strip mined area and recreation center development, Lackawanna County, Pennsylvania : final environmental statement / 1972
Proposed Water Quality Guidance for the Great Lakes System. 1993
Protecting wetlands : tools for local governments in the Chesapeake Bay Region. 1997
Protecting your drinking water through wellhead protection : a "how to" workbook for small water systems. 1994
Proximity of Pennsylvania sanitary landfills to wetlands and deepwater habitats : data on individual landfills / 1989
Proximity of Pennsylvania sanitary landfills to wetlands and deepwater habitats : statewide results / 1989
Public access strategy : an agreement commitment report from the Chesapeake Executive Council. 1988
Public environmental education center / 1997
Public-private partnerships for environmental services : Region 3 conference proceedings / 1989
Pure Air for Pennsylvania - A Joint Study of the Extent and Nature of Air Pollution in Pennsylvania. 1961
Pymatuning Reservoir, Crawford County, Pennsylvania and Ashtabula County, Ohio. 1975
Quality and flow of ground-water in the vicinity of Philadelphia Naval Complex, Philadelphia, Pennsylvania 1996
Quality assurance project plan addendum for development of assessment protocols for determining wetland inventory and the ecological condition of wetlands in the Juniata river watershed / 2000
Quality management plan for Pennsylvania Department of Environmental Protection 1999
Quality of ground water at selected sites in the upper Mahoning Creek Basin, Pennsylvania / 1996
Quality of water in mines in the Western Middle coal field, anthracite region, east-central Pennsylvania 1987
RACT for the use of cutback asphalts in road construction and maintenance : Enforcement implications and equipment changes / 1980
Radiofrequency radiation levels and population exposure in urban areas of the Eastern United States / 1978
Radium concentrations in ground water of the Chickies Formation, southeastern, Pennsylvania, 1986-87 1989
Real property owned by the federal government in the state of Pennsylvania. 1971
Real-World Automotive Emissions: Summary of Studies in the Fort McHenry and Tuscarora Mountain Tunnels. 1995
Recent Wetland Status and Trends in the Chesapeake Watershed (1982 to 1989): Technical Report. 1994
Reclaiming strip-mined land for recreational use in Lackawanna County, Pa. : a demonstration project / 1976
Recommendations for ground water remediation at the Millcreek, PA site. 1986
Recommended Model Development Principles for East Hempfield, West Hempfield and Manor Townships, and Lancaster County, Pennsylvania. Consensus of the Local Site Planning Roundtable. 2004
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