The Copper Mountains is a minor north–south trending mountain range, only 8 miles long in southwestern

Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a state in the Southwestern United States. It is the 6th largest and the 14th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is part of the Fou ...

in the southwestern

Sonoran Desert The Sonoran Desert ( es, Desierto de Sonora) is a desert in North America and ecoregion that covers the northwestern Mexican states of Sonora, Baja California, and Baja California Sur, as well as part of the southwestern United States (in Ariz ...

. The Copper Mountains lie east of Yuma, Arizona and east of the

Yuma Desert The Yuma Desert is a lower-elevation section of the Sonoran Desert in the southwestern United States and the northwest of Mexico. It lies in the Salton basin. The desert contains areas of sparse vegetation and has notable areas of sand dunes. With ...

; also east of the Gila and Tinajas Altas Mountains. It lies on an extensive north-sloping desert plain that drains into the Gila River floodplain close to its confluence and outlet into the southern

Colorado River The Colorado River ( es, Río Colorado) is one of the principal rivers (along with the Rio Grande) in the Southwestern United States and northern Mexico. The river drains an expansive, arid watershed that encompasses parts of seven U.S. s ...

in the Lower Colorado River Valley. The Lechuguilla Desert and Coyote Wash lie west of the mountains; the Tule Desert lies east. The highest point is Coyote Peak at . The communities just north at about 10 miles in the Gila River agricultural valley, are Wellton, Noah,

Roll Roll or Rolls may refer to: Movement about the longitudinal axis * Roll angle (or roll rotation), one of the 3 angular degrees of freedom of any stiff body (for example a vehicle), describing motion about the longitudinal axis ** Roll (aviation) ...

, and

Tacna Tacna is a city in southern Peru and the regional capital of the Tacna Region. A very commercially active city, it is located only north of the border with Arica y Parinacota Region from Chile, inland from the Pacific Ocean and in the valley of ...

, Arizona. The Copper Mountains lie in the western portion of the Barry M. Goldwater Air Force Range which is used by the MCAS, the Marine Corps Air Station, Yuma; also 3 miles north of the western end of the

Cabeza Prieta National Wildlife Refuge Cabeza Prieta National Wildlife Refuge (CPNWR) is located in southwestern Arizona in the United States, along of the Mexico–United States border. It is bordered to the north and to the west by the Barry M. Goldwater Air Force Range, to the s ...

See also