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Creator:: Oregon State University. Extension Service, Dodrill, Steve, and Ragozzino, Ed
Abstract:: Examines the problems of runoff and nonpoint source pollution in Oregon's Tualatin River and how local residents and government officials are trying to reduce nonpoint source pollution. It also offers tips to help each of us play an active role in cleaning up our nation's drinking water supplies.
Resource Type:: Video

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:: Selker, John S. and Oregon State University. Extension Service
Abstract:: The region’s high winter rainfall provides aquifers that are often within 50 feet of the land surface. In many parts of the United States and in other countries where groundwater is this close to the surface, pesticide contamination has been observed. Thus, with our high population, significant applications of pesticides,...
Resource Type:: Technical Report
Full Text:: alluvial aquifers of the Willamette Basin, Oregon, 1993–95. U.S. Geological Survey Water- Resources

Creator:: Moberg, Dean P., Rambo, Neil L., and Washington County Soil and Water Conservation District (Or.)
Abstract:: Survey In 1995, the Washington County Soil & Water Conservation District interviewed 90 farmers in northwest Oregon's Tualatin River Basin, using a survey developed by the USDA - Natural Resources Conservation Service (NRCS) and Oregon State University (OSU) Extension Service. Crop rotations, yields, tillage, fertilizer and irrigation practices were recorded....
Resource Type:: Technical Report
Full Text:: Project Objectives In 1987, the State of Oregon listed the Tualatin River as water quality limited for

Creator:: Sorte, Bruce, Buerger, Chris, and Oregon State University. Extension Service
Abstract:: "This report profiles the demographic and economic trends within the Upper North Santiam Canyon (UNSC). We describe the economic structure and determine the export base of the UNSC. We estimate the economic impacts of a water level in the Detroit Lake that is too low for the moorages to operate...
Resource Type:: Technical Report
Full Text:: -season Water Level < 1,546 feet Elevation, in 2006 Dollars. Upper North Santiam Area Oregon Weighted

ScholarsArchive@OSU