United States, Arizona, Coconino, Coconino National Forest, T-Six Tank, 4.9 miles E of I-17 (Schnebly Hill/Little Antelope Exit # 320), via U.S.F.S. Road 226, along U.S.F.S. Road 228, ca, 4 miles SE of Munds Park and 21 miles S of Flagstaff. Mormon Mtn. Quad. R8E T18N Sec. 32.