Chelan National Forest was established in Washington by the U.S. Forest Service on July 1, 1908 with 2,492,500 acres (10,087 km2) 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.[1]
48°40′N 120°00′W / 48.667°N 120.000°W / 48.667; -120.000
