United States, Arizona, Coconino, Buck Mountain Tank, 3.8 miles west of AZ-209 (Lake Mary Road/ FH 3), via U.S.F.S. Road 81A and U.S.F.S. Road 209, along an unmarked U.S.F.S. Road. West of Buck Mountain. Ca. 7 SE of Stoneman Lake and 35 miles south of Flagstaff. Happy Jack Quad.;