Chelan National Forest was established in Washington by the U.S. Forest Service on July 1, 1908, with from a portion of Washington National Forest. On July 1, 1921, it absorbed the first Okanogan National Forest, but on March 23, 1955, the name was changed back to Okanogan.
References
External links Forest History Society Forest History Society:Listing of the National Forests of the United States Text from Davis, Richard C., ed. Encyclopedia of American Forest and Conservation History. New York: Macmillan Publishing Company for the Forest History Society, 1983. Vol. II, pp. 743-788.