Pinal Mountains National Forest was established as the Pinal Mountains Forest Reserve by the U.S. Forest Service in Arizona on March 20, 1905, with . It became a National Forest on March 4, 1907, and encompassed the entirety of the Pinal Mountains south of Globe, Arizona and some areas surrounding the mountains. On January 13, 1908, the forest was combined with Tonto National Forest and the name was discontinued.
References
External links Forest History Society Listing of the National Forests of the United States and Their Dates (from Forest History Society website) 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.