United States, Arizona, Coconino, Coconino National Forest, Knoll Lake, 4.5 miles N of U.S.F.S. Road 300 (Rim Road/General George Crook Trail), via U.S.F.S. Road 295 (Knoll Ridge Road), at the end of U.S.F.S. Road 295E, 2 miles N of the Mogollan Rim and Coconino-Gila County line, between the Coconino National Forest and Sitgreave National Forest, head of Leonard Canyon. Knoll Lake Quad. R12E T12N S16.