Near the mouth at Kalama
|⁃ location||Mount St. Helens National Volcanic Monument|
|⁃ elevation||2,890 ft (880 m)|
|10 ft (3.0 m)|
|Length||45 mi (72 km)|
|Basin size||205 sq mi (530 km2)|
|⁃ average||1,219 cu ft/s (34.5 m3/s)|
The Kalama River is a 45-mile (72 km) tributary of the Columbia River, in the U.S. state of Washington. It flows entirely within Cowlitz County, Washington. Calama River is an old variant name.
Gabriel Franchere in 1811 wrote of the Indian village at the mouth of the Kalama River, adding that it was called Thlakalamah.
The Kalama River originates in the Cascade Range just south of Mount St. Helens. It flows generally west, joining the Columbia River near Kalama, 73 miles (117 km) upstream of the larger river's mouth on the Pacific Ocean.
- "Kalama River". Geographic Names Information System (GNIS). United States Geological Survey. September 10, 1979. Retrieved January 27, 2013.
- Source elevation derived from Google Earth search using GNIS source coordinates.
- United States Geological Survey. "United States Topographic Map". TopoQuest. Retrieved January 27, 2013. River miles are marked and numbered on the relevant map quadrangles.
- Weinheimer, John; et al. (May 17, 2002). "Draft: Kalama River Subbasin Summary" (PDF). Columbia Basin Fish and Wildlife Authority. p. 4. Retrieved January 27, 2013.
- Virginia Urrutia, They Came to Six Rivers: The Story of Cowlitz County (Kelso, WA: Cowlitz County Historical Society, 1998), pg 93
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