Search Results for the EPA National Library Catalog

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Select Item Title Year Published
1988 Oregon statewide assessment of nonpoint sources of water pollution 1988
A description of aquifer units in western Oregon / 1983
A sanitary survey of the Willamette River from Sellwood bridge to the Columbia / 1936
Algal conditions and the potential for future algal problems in the Willamette River, Oregon 1977
An Analysis of municipal and industrial water supply in the Willamette Basin, Oregon. 1965
An approach to developing nutrient criteria for Pacific Northwest estuaries : a case study of Yaquina Estuary, Oregon / 2007
An approach to developing nutrient criteria for Pacific Northwest estuaries a case study of Yaquina Estuary, Oregon / [electronic resource] : 2007
An investigation of alternative means of achieving water quality objectives / 0
Assessment of stream quality in Oregon based on evaluation of data collected in the 1976 stream sampling program. 1977
Chemical quality of surface water in the Umpqua River Basin, Oregon / 1969
Choices for the slough handbook. 1989
Compilation of records of surface waters of the United States, October 1950 to September 1960. Part 14, Pacific slope basins in Oregon and lower Columbia River basin / 1963
Description of aquifer units in eastern Oregon 1985
Determination of deoxygenation coefficients : Willamette River. 1961
Detroit Reservoir water quality data report : June 1965 - December 1965. 1966
Dissolved oxygen regimen of the Willamette River, Oregon, under conditions of basinwide secondary treatment 1977
Dissolved-oxygen and algal conditions in selected locations of the Willamette River basin, Oregon 1981
Distribution of dissolved pesticides and other water quality constituents in small streams, and their relation to land use, in the Willamette River Basin, Oregon, 1996 1998
Distribution of phytoplankton in Oregon lakes / 1979
Economic benefits from an improvement in water quality / 1973
Erosion impact assessment of land management activities, Evans Creek Basin, Oregon Oregon 208 nonpoint source assessment project / 1978
Immediate pollution control needs : Oregon coast / 1967
Inorganic chemistry of water and bed sediment in selected tributaries of the south Umpqua River, Oregon, 1998 1999
Interim report on water quality survey of Klamath Basin waters in Oregon, July 1959 to December 1960. 1961
Lower Willamette Basin (Oregon) preliminary economic reconnaissance and estimate of growth / 1962
Meeting water quality objectives on state and private forest lands through the Oregon forest practices act : a report / 1977
Methodology for river-quality assessment with application to the Willamette River Basin, Oregon 1976
Modeling discharge, temperature, and water quality in the Tualatin River, Oregon 1999
Nationwide urban runoff program study for Eugene and Springfield, Oregon : final report / 1982
Oregon ground-water quality and its relation to hydrogeologic factors : a statistical approach / 1984
Oregon water quality standards. 2003
Oregon watersheds : many activities contribute to increased turbidity during large storms : report to congressional requesters / 1998
Oregon's 1992 water quality status assessment report / 1992
Oregon's statewide assessment of nonpoint source problems / 1978
Oregonians restore the Willamette : joint citizen, state and federal efforts clean river waters / 1973
Poisons in the well groundwater quality problems in Oregon / 1992
Pollution control surveys, Columbia River, Multnomah Channel, Willamette River : July 1-5, 1968; August 5-9, 1968; September 3-6, 1968 : summary report / 1968
Portland Harbor surveys : Lower Willamette River. 1961
Project development and data programs for assessing the quality of the Willamette River, Oregon 1976
Reconnaissance investigation water supply and water quality control study : Beaver Creek watershed, Oregon / 1966
Restoring the Willamette River : costs and impacts of water quality control / 1976
Review of the Management and Water Quality Lessons of the Rural Clean Water Program. 1990
River quality : dynamics and restoration / 1997
Rock Barbs enhance fish habitat and water quality in Oregon's Tillamook Bay Watershed / demonstrating practical tools for watershed management through the National Estuary Program. 1998
Rogue River Basin, Oregon, Medford Division, Bear Creek / 1965
Sources and transport of phosphorus and nitrogen during low-flow conditions in the Tualatin River, Oregon, 1991-93 1999
Steady-state dissolved oxygen model of the Willamette River, Oregon 1979
Summary of fish habitat/water quality since the Silver fire of 1987 / 1996
Surface water supply of the United States, 1949 Pacific slope basins in Oregon and lower Columbia River Basin / 1951
Surface water supply of the United States, 1950 Pacific slope basins in Oregon and lower Columbia River Basin / 1952
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