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TitleOregon Water Quality Index Summary Report : Water Years 2009-2018
Publication TypeReport
Year of Publication2019
AuthorsBrown, Dan
Corporate AuthorsOregon. Dept. of Environmental Quality. Laboratory and Environmental Assessment Program
Pagination5 p.
InstitutionOregon. Dept. of Environmental Quality
CityHillsboro, Or.
Call NumberOSU Libraries: Digital Open Access
KeywordsAlsea River, Cow Creek, land use, North Beaver Creek, Otis (Or.), Salmon River, Siletz River, Siuslaw River, South Fork Umpqua River, Umpqua River Basin, water quality, Yaquina River
NotesNo Mid-Coast sites showed declines in water quality trends, and two (Salmon River at Otis) and North Fork Beaver Creek at Ona Grange showed significant improvement in water quality. No North Coast sites showed declines in water quality, and several sites (Necanicum, Nehalem and Tillamook Basin) showed improvement. No sites in the Umpqua Basin showed declines in water quality. Two Umpqua Basin sites (Cow Creek at Mouth (Riddle) and the South Umpqua River at Days Creek Cutoff Rd) showed improvement.