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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:: chemicals carried with urban runoff ; sediments fro m agriculture, silviculture, construction, or mining

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:: :, municipal wastewater discharges, and old mining areas . The land corridor along the Willamette River in the

Creator:: Knoder, Erik and Oregon State University. Water Resources Research Institute
Abstract:: The Tualatin River in northwest Oregon has been designated as water quality limited by the Oregon Department of Environmental Quality. Restoration and enhancement of riparian areas to improve water quality is one task to be pursued by management agencies. This paper examines some of the potential costs and benefits of...
Resource Type:: Technical Report

Creator:: Cass, Penny L., Miner, J. Ronald, and Oregon State University. Water Resources Research Institute
Abstract:: Dionysius said that history is philosophy learned from examples. As one of the original four counties of the Territory of Oregon, the Tualatin River Basin is rich in history. While still a prime agricultural region, the Tualatin Valley is one of the state's fastest developing areas. The slow accumulation of...
Resource Type:: Technical Report
Full Text:: Fur Company started the first Anglo-American base in the Pacific Northwest at Astoria in 1811 . Their

ScholarsArchive@OSU