Oregon State University Extension Service (ES) is responsible for the information and education portion of the USDA Dairy-McKay Hydrologic Unit Area (HUA) Project to reduce rural nonpoint source pollution. Approximately 2,700 people own farm and forest land in the 165,000 acre project area. The ES conducted a phone survey of...
Oregon State University Extension Service (ES) is responsible for the information and education portion of the USDA Dairy-McKay Hydrologic Unit Area (HUA) Project to reduce rural nonpoint source pollution. Approximately 2,700 people own farm and forest land in the 165,000 acre project area. The ES conducted a phone survey of...
In 1988 the Tualatin River was designated 'water quality limited' by the Oregon Department of Environmental Quality. Three sources of pollution: urban point source, forestry non-point source and agricultural non-point source pollution were considered to contribute unacceptable levels of nutrients (phosphates and ammonium nitrates) to the river. Since a significant...
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....