Columbia Slough

Columbia Slough is 35 km long, and has a stream level of 1.

Map of Columbia Slough

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Distributaries / Outflows

It has 1 side channels.

Columbia Slough flows into Willamette River , which it joins at N 45° 38′ 45″, W 122° 46′ 14″ at OSM node n337993403, and there 17,634 km of total upstream flows in.

Tributaries

Columbia Slough has 4 tributaries.

(unnamed), which joins it at N 45° 34′ 42″, W 122° 37′ 12″ at OSM node n1565895402, and 7 km of total upstream flows in.

(unnamed), which joins it at N 45° 35′ 3″, W 122° 39′ 25″ at OSM node n9177622216, and 4 km of total upstream flows in.

Wilkes Creek, which joins it at N 45° 33′ 25″, W 122° 30′ 19″ at OSM node n10314038161, and 1 km of total upstream flows in.

(unnamed), which joins it at N 45° 34′ 29″, W 122° 36′ 46″ at OSM node n7040796845, and 36 m of total upstream flows in.