Counties

County Name County Seat Watersheds
Baker Baker City Too many to list...
Benton Corvallis Alsea River Yaquina River Tumtum River Soap Creek Marys River Luckiamute River Long Tom River Five Rivers Dry Creek
Clackamas Oregon City Too many to list...
Clatsop Astoria Too many to list...
Columbia St. Helens Too many to list...
Coos Coquille Too many to list...
Crook Prineville Crooked River Dry (1) River Dry (2) River
Curry Gold Beach Too many to list...
Deschutes Bend Crooked River Deschutes River Dry (1) River Fall River Dry (2) River
Douglas Roseburg Too many to list...
Gilliam Condon Columbia River Willow Creek John Day (1) River
Grant Canyon City Silvies River Malheur River John Day (1) River
Harney Burns Donner und Blitzen River Silvies River Quinn River Malheur River John Day (1) River Hart Lake Harney Lake Guano Lake Alvord Lake Kings River
Hood River Hood River Too many to list...
Jackson Medford Applegate River Umpqua River Rogue (1) River Grave Creek
Jefferson Madras Crooked River Deschutes River Warm Springs River Whitewater River Metolius River John Day (1) River
Josephine Grants Pass Applegate River Illinois River Umpqua River Rogue (1) River Grave Creek
Lake Lakeview Too many to list...
Lane Eugene Too many to list...
Lincoln Newport Too many to list...
Linn Albany Too many to list...
Malheur Vale Too many to list...
Marion Salem Too many to list...
Morrow Heppner Columbia River Umatilla River Willow Creek John Day (1) River
Multnomah Portland Too many to list...
Polk Dallas Too many to list...
Sherman Moro Columbia River Deschutes River John Day (1) River
Tillamook Tillamook Too many to list...
Umatilla Pendleton Grande Ronde River Umatilla River Walla Walla River
Union La Grande Grande Ronde River Umatilla River Wallowa River Powder River Minam River
Wallowa Enterprise Too many to list...
Wasco The Dalles Too many to list...
Washington Hillsboro Yamhill River Tualatin River Wilson River Willamette River Trask River Salmonberry River
Wheeler Fossil John Day (1) River
Yamhill McMinville Yamhill River Tualatin River Willamette River Trask River Three Rivers Mill (4) Creek Lambert Slough Hess Creek Corral Creek Chehalem Creek

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