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Creator:: Oregon State University. Water Resources Research Institute and Oregon. Dept. of Environmental Quality
Resource Type:: Book
Full Text:: Recommendations for Alternative Pollution Control Strategies for th e Tualatin River basin.. Report submitted to

Creator:: Miner, J. Ronald and Oregon State University. Water Resources Research Institute
Abstract:: The pages which follow contain the authors responses to a series of comments that were received in response to "A Project to Collect Scientific Data and Provide Evaluation and Recommendations for Alternative Pollution Control Strategies for the Tualatin River Basin, 11 submitted to the Oregon Department of Environmental Quality (DEQ)...
Resource Type:: Technical Report
Full Text:: g it . See also Comment No . 44 . 87. We doubt that diverting water from the Willamette River is a

Creator:: Ervin, David E. and Oregon State University. Water Resources Research Institute
Abstract:: In response to Oregon House Bill 3338, the Oregon Department of Environmental Quality requested proposals in 1991 to assemble available information on Tualatin River Basin conditions to provide a scientific basis for improving river water quality. An interdisciplinary team of researchers from Oregon State University and Portland State University was...
Resource Type:: Technical Report
Full Text:: ,Trask River water transfer 19 Willamette River water transfer :. . . :.• . : a 19 Effect on

Creator:: Khaodhiar, Sutha, Nelson, Peter O., and Oregon State University. Water Resources Research Institute
Abstract:: The Tualatin River is a major water resource for Washington County. In its course, the river drains forest lands, farmlands, and urban areas receiving toxic materials from non-point source runoff: Wastewater treatment plant effluents from municipalities and industries also contribute toxic materials to the river. Many materials discharged into the...
Resource Type:: Technical Report
Full Text:: the Willamette River near West Linn. It begins with waterfalls and ends with white-water rapids, but

Creator:: Oregon State University. Water Resources Research Institute and Oregon. Dept. of Environmental Quality
Abstract:: This report summarizes the conclusions reached in "A Project to Collect Scientific Data and Provide Evaluation and Recommendations for Alternative Pollution Control Strategies for the Tualatin River Basin." This study was funded by the Oregon Department of Environmental Quality as a grant to the Oregon Water Resources Research Institute on...
Resource Type:: Technical Report
Full Text:: Tualatin River Basin, Orego n August 1995 A Publication of the : ♦ Oregon i'l‘ Water Resources

Creator:: Oregon State University. Extension Service, Oregon State University. Water Resources Research Institute, and Wolf, Donald W.
Abstract:: The Tualatin River Basin in Washington County, Oregon, is a complex area with highly developed agricultural, forestry, industrial, commercial, and residential activities. Population has grown in the past thirty years from fifty to over 270 thousand. Accompanying this population growth have been the associated increases in transportation, construction, and recreational...
Resource Type:: Technical Report
Full Text:: Oregon Water Resources Research Institute TUALATIN RIVER BASIN SPECIAL REPORTS The Tualatin River

Creator:: Wells, Scott A., Berger, Christopher, Knutson, Mike, and Oregon State University. Water Resources Research Institute
Abstract:: The goal of this phase of the study was to develop a model of the Tualatin River incorporating Scoggins Creek and Hagg Lake. This tool will be used in conjunction with a hydrologic model, the EPA HSPF model (Johnson, Imhoff, and Kittle, 1984), to analyze management strategies to improve water...
Resource Type:: Technical Report
Full Text:: River water surface elevations above Oregon City Falls during 1990 32 Figure 32. Willamette River water

Creator:: Vedanayagam, Samuel, Nelson, Peter O., and Oregon State University. Water Resources Research Institute
Abstract:: The purpose of this study was to develop a mass-balance model for total suspended solids in the Tualatin River in order to better understand the clarity-turbidity problem in the river. Major sources and sinks of suspended solids in the river were identified, and seasonal effects were explored. The study also...
Resource Type:: Technical Report
Full Text:: Oregon Coast Range and runs towards th e 3 Willamette River on the east 40 miles away . It passes

Creator:: Miner, J. Ronald, Scott, Eric F., and Oregon State University. Water Resources Research Institute
Abstract:: Water quality and stream flow data for tliree representative land uses in the Tualatin River Basin were evaluated to determine the comparative levels of various pollutants. In addition, the data were used in an effort to identify the extent to which observed concentrations of total and ortho phosphorus could be...
Resource Type:: Technical Report
Full Text:: An Analysis of Water Quality. Data in Tualatin River Tributaries: with

Creator:: Cross, Timothy L., Wood, Mary, and Oregon State University. Water Resources Research Institute
Abstract:: About one-third of the land in the Tualatin Basin is used for agricultural production (Miner, Scott, and Wood, 1994). The variety of crops produced includes grains, specialty seeds, vegetables, fruits, berries, and nursery corps. Cattle and hog enterprises are the most prevalent livestock operations in the area (measured by number...
Resource Type:: Technical Report
Full Text:: beneficial uses of water have not been met in the slow-moving river . The Oregon Department of

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