The Cowlitz River is a river in the state of Washington in the United States, a tributary of the Columbia River. Its tributaries drain a large region including the slopes of Mount Rainier, Mount Adams, and Mount St. Helens.
Etymology: from the Salish, tawallitch, perhaps meaning "capturing the medicine spirit"
Country: United States
State: Washington
Region: Lewis County, Cowlitz County
Cities: Packwood, Randle, Mossyrock, Toledo, Castle Rock, Longview, Kelso