San Bernardino Co. Clarks Pass, Southern Mojave Desert. 22.7 mi west of Highway 62 and Highway 177 intersection, 28.8 mi east of Twentynine Palms. 0.47 mi north of Highway 62. 7.5 air miles southeast of Cadiz. (Cadiz Lake NW: T1S R13E). Sandy hillside facing N., San Bernardino, California, United States, North America