Willamette River

Willamette River is 295 km long, and has a stream level of 1.

Map of Willamette River

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Distributaries / Outflows

It has 10 side channels.

Willamette River flows into Columbia River , which it joins at N 45° 39′ 33″, W 122° 45′ 48″ at OSM node n338464425, and there 171,278 km of total upstream flows in.

Tributaries

Willamette River has 59 tributaries.

Tualatin River, which joins it at N 45° 20′ 17″, W 122° 38′ 50″ at OSM node n297136730, and 3,218 km of total upstream flows in.

Santiam River, which joins it at N 44° 44′ 54″, W 123° 8′ 36″ at OSM node n1350626643, and 2,733 km of total upstream flows in.

Middle Fork Willamette River, which joins it at N 44° 1′ 24″, W 123° 1′ 28″ at OSM node n1347151470, and 2,243 km of total upstream flows in.

Clackamas River, which joins it at N 45° 22′ 22″, W 122° 36′ 34″ at OSM node n609823347, and 1,601 km of total upstream flows in.

Molalla River, which joins it at N 45° 18′ 1″, W 122° 43′ 10″ at OSM node n1427459267, and 1,516 km of total upstream flows in.

Yamhill River, which joins it at N 45° 13′ 49″, W 122° 59′ 47″ at OSM node n1796383321, and 1,166 km of total upstream flows in.

Coast Fork Willamette River, which joins it at N 44° 1′ 24″, W 123° 1′ 28″ at OSM node n1347151470, and 785 km of total upstream flows in.

Luckiamute River, which joins it at N 44° 45′ 0″, W 123° 8′ 49″ at OSM node n11217009975, and 738 km of total upstream flows in.

Marys River, which joins it at N 44° 33′ 20″, W 123° 15′ 37″ at OSM node n2311699692, and 657 km of total upstream flows in.

McKenzie River, which joins it at N 44° 7′ 24″, W 123° 6′ 26″ at OSM node n1753271818, and 556 km of total upstream flows in.

Calapooia River, which joins it at N 44° 38′ 24″, W 123° 6′ 39″ at OSM node n3685969043, and 372 km of total upstream flows in.

Rickreall Creek, which joins it at N 44° 55′ 42″, W 123° 6′ 46″ at OSM node n1778680489, and 180 km of total upstream flows in.

Mill Creek, which joins it at N 44° 57′ 4″, W 123° 2′ 22″ at OSM node n1943514269, and 170 km of total upstream flows in.

Frazier Creek, which joins it at N 44° 38′ 3″, W 123° 10′ 16″ at OSM node n1753355387, and 95 km of total upstream flows in.

Champoeg Creek, which joins it at N 45° 15′ 18″, W 122° 52′ 54″ at OSM node n263480398, and 71 km of total upstream flows in.

Abernethy Creek, which joins it at N 45° 21′ 55″, W 122° 36′ 15″ at OSM node n9157470164, and 64 km of total upstream flows in.

Columbia Slough, which joins it at N 45° 38′ 45″, W 122° 46′ 14″ at OSM node n337993403, and 53 km of total upstream flows in.

Tryon Creek, which joins it at N 45° 25′ 23″, W 122° 39′ 22″ at OSM node n3896055731, and 46 km of total upstream flows in.

Willamette Slough, which joins it at N 44° 56′ 39″, W 123° 2′ 37″ at OSM node n263502282, and 41 km of total upstream flows in.

Beaver Creek, which joins it at N 45° 17′ 49″, W 122° 39′ 36″ at OSM node n3303336078, and 40 km of total upstream flows in.

Ingram Slough, which joins it at N 44° 19′ 59″, W 123° 14′ 44″ at OSM node n5449296715, and 40 km of total upstream flows in.

Johnson Creek, which joins it at N 45° 26′ 37″, W 122° 38′ 45″ at OSM node n263497200, and 38 km of total upstream flows in.

Spring Valley Creek, which joins it at N 45° 4′ 45″, W 123° 4′ 1″ at OSM node n263473824, and 34 km of total upstream flows in.

Lake Creek, which joins it at N 44° 26′ 7″, W 123° 12′ 33″ at OSM node n1753354948, and 31 km of total upstream flows in.

(unnamed), which joins it at N 45° 4′ 12″, W 123° 3′ 59″ at OSM node n324768736, and 26 km of total upstream flows in.

Glen Creek, which joins it at N 44° 59′ 23″, W 123° 3′ 53″ at OSM node n297402234, and 23 km of total upstream flows in.

Curtis Slough, which joins it at N 44° 14′ 52″, W 123° 10′ 28″ at OSM node n12175393252, and 21 km of total upstream flows in.

Dixon Creek, which joins it at N 44° 34′ 26″, W 123° 15′ 8″ at OSM node n12175301272, and 19 km of total upstream flows in.

Oswego Creek, which joins it at N 45° 24′ 35″, W 122° 39′ 26″ at OSM node n694343560, and 17 km of total upstream flows in.

(unnamed), which joins it at N 44° 3′ 25″, W 123° 5′ 0″ at OSM node n6448252652, and 17 km of total upstream flows in.

McCarthy Slough, which joins it at N 44° 44′ 18″, W 123° 8′ 0″ at OSM node n1350626612, and 16 km of total upstream flows in.

Dead River, which joins it at N 44° 35′ 13″, W 123° 11′ 6″ at OSM node n5449451623, and 15 km of total upstream flows in.

Eldriedge Slough, which joins it at N 45° 6′ 51″, W 122° 59′ 49″ at OSM node n263479032, and 12 km of total upstream flows in.

Coffee Lake Creek, which joins it at N 45° 17′ 35″, W 122° 46′ 46″ at OSM node n3167084485, and 11 km of total upstream flows in.

Lambert Slough, which joins it at N 45° 9′ 40″, W 123° 1′ 42″ at OSM node n337991929, and 10 km of total upstream flows in.

Rock Creek, which joins it at N 44° 47′ 43″, W 123° 6′ 53″ at OSM node n5434467055, and 10 km of total upstream flows in.

(unnamed), which joins it at N 45° 6′ 4″, W 123° 0′ 56″ at OSM node n1933014995, and 9 km of total upstream flows in.

Spring Creek, which joins it at N 44° 9′ 48″, W 123° 8′ 12″ at OSM node n9083344127, and 9 km of total upstream flows in.

Stephens Creek, which joins it at N 45° 28′ 9″, W 122° 40′ 1″ at OSM node n3573184200, and 9 km of total upstream flows in.

Perkins Slough, which joins it at N 44° 18′ 30″, W 123° 12′ 20″ at OSM node n1753354633, and 8 km of total upstream flows in.

Hess Creek, which joins it at N 45° 15′ 40″, W 122° 59′ 58″ at OSM node n263503147, and 8 km of total upstream flows in.

(unnamed), which joins it at N 44° 24′ 58″, W 123° 13′ 44″ at OSM node n1753354901, and 6 km of total upstream flows in.

Duck Slough, which joins it at N 44° 49′ 43″, W 123° 10′ 6″ at OSM node n5434467127, and 6 km of total upstream flows in.

(unnamed), which joins it at N 44° 12′ 2″, W 123° 9′ 55″ at OSM node n2261793139, and 6 km of total upstream flows in.

Periwinkle Creek, which joins it at N 44° 38′ 34″, W 123° 5′ 19″ at OSM node n5390495100, and 6 km of total upstream flows in.

(unnamed), which joins it at N 45° 15′ 42″, W 122° 54′ 26″ at OSM node n11608921771, and 4 km of total upstream flows in.

Little Willamette River, which joins it at N 44° 38′ 14″, W 123° 9′ 1″ at OSM node n5449451026, and 4 km of total upstream flows in.

Cox Creek, which joins it at N 44° 38′ 48″, W 123° 4′ 40″ at OSM node n5449452560, and 3 km of total upstream flows in.

Cole Slough, which joins it at N 44° 44′ 23″, W 123° 7′ 56″ at OSM node n1350626619, and 3 km of total upstream flows in.

Fidler Creek, which joins it at N 44° 53′ 22″, W 123° 8′ 2″ at OSM node n5434467463, and 2 km of total upstream flows in.

(unnamed), which joins it at N 44° 22′ 25″, W 123° 14′ 16″ at OSM node n11120866482, and 1 km of total upstream flows in.

Mill Race, which joins it at N 44° 3′ 6″, W 123° 4′ 38″ at OSM node n906011484, and 1 km of total upstream flows in.

Debrick Slough, which joins it at N 44° 5′ 50″, W 123° 6′ 17″ at OSM node n454202235, and 1 km of total upstream flows in.

(unnamed), which joins it at N 45° 16′ 15″, W 122° 57′ 10″ at OSM node n11608921686, and 1 km of total upstream flows in.

Third Slough, which joins it at N 44° 12′ 35″, W 123° 9′ 26″ at OSM node n1753271948, and 960 m of total upstream flows in.

Dodson Slough Creek, which joins it at N 44° 6′ 25″, W 123° 5′ 57″ at OSM node n8685488221, and 549 m of total upstream flows in.

Heron Slough, which joins it at N 44° 5′ 15″, W 123° 7′ 6″ at OSM node n4370095103, and 370 m of total upstream flows in.

(unnamed), which joins it at N 45° 21′ 12″, W 122° 36′ 58″ at OSM node n11959772544, and 361 m of total upstream flows in.

(unnamed), which joins it at N 45° 21′ 8″, W 122° 37′ 3″ at OSM node n11964234814, and 56 m of total upstream flows in.