Information AboutClackamas River |
| CATEGORIES ABOUT CLACKAMAS RIVER | |
| rivers of oregon | |
| willamette river | |
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It rises in eastern Marion County , approximately 55 mi (89 km) ESE of Salem . The headwaters are in the Mount Hood National Forest in the Cascades , on the slopes of Ollalie Butte at approximately 6000 ft (1800 m) elevation, approximately 10 mi (16 km) north of Mt. Jefferson . It flows briefly north, then northwest through the mountains, passing through North Fork Reservoir , then Estacada and emerging from the mountains southeast of Portland . It joins the Willamette near Oregon City . The river supports runs of Coho , Spring and Fall Chinook , and Summer and Winter Steelhead . It is a popular destination for recreational Fishing and Whitewater Rafting . It also provides Hydroelectric Power and drinking water for some of the Portland metropolitan area. Regulation of the river began in 1905 with the Cazadero Dam . In 1912 , the River Mill Dam intercepted wood and coarse sediment. Later dams at North Fork, Oak Grove, Stone Creek, and Timothy Lake also intercepted wood sediment on the lower river. Forty-seven miles (75 km) of the river, as well as 14 mi (24 km) of its tributary the Roaring River , have been designated as the Clackamas Wild And Scenic River . SEE ALSO EXTERNAL LINKS
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