The Lechuguilla Desert is a small desert located in southwestern Arizona near the U.S.-Mexico border. It is considered to be part of the Lower Colorado Valley region of the Sonoran Desert. It lies in a north–south direction between the Gila Mountains and the Cabeza Prieta Mountains, and almost entirely in the Barry M. Goldwater Air Force Range. The desert is named after the Lechuguilla plant, known scientifically as Agave lecheguilla, which occurs exclusively in the Chihuahuan desert many hundreds of miles to the east. The desert is also on the north border of the Gran Desierto de Altar of Sonora, Mexico.
The Muggins Mountains is a mountain range in southwest Arizona east of Yuma, Arizona, northeast of the Gila Mountains, and east of the Laguna Mountains. The Castle Dome Mountains lie to the northeast across the broad Castle Dome Plain. The Muggins Mountains Wilderness occupies the southwest portion of the range.
The Tank Mountains are a mountain range in the Sonoran Desert of southwest Arizona; the range is part of the southeastern border of the Kofa National Wildlife Refuge.
The Mohawk Valley is a valley in the lower regions of the western Gila River Valley in southwestern Arizona in the western Sonoran Desert.
The San Cristobal Valley is a valley in the lower regions of the western Gila River Valley in southwestern Arizona in the western Sonoran Desert. The San Cristobal Wash drains northwest, but exists only in the southern half of the valley.
Mohawk is a populated place in Yuma County, Arizona, United States. It is part of the Yuma Metropolitan Statistical Area.
The Gila Mountains of Yuma County are a 26-mile (42 km) long mountain range in southwestern Arizona in the northwest Sonoran Desert.
The Sentinel Plain is an extensive northwest–southeast trending plain south of the Gila River Valley in southwestern Arizona, USA. It is centered on the community of Sentinel, Arizona located on Interstate 8, approximately 35 miles (56 km) west of Gila Bend.
The San Cristobal Wash is an ephemeral wash and watercourse of the San Cristobal Valley, flowing north into the Gila River Valley of the southwestern desert region of Arizona. Besides Death Valley, the Chihuahuan Desert area, and regions of Baja Peninsula North America, the southeast California deserts along the Lower Colorado River Valley, this drainage region is in the harshest desert regions of North America.
Tenmile Wash is an ephemeral wash and watercourse about 85 miles (137 km) long in the northern Sonoran Desert of south-central Arizona. It forms the eastern drainage of a two drainage system of dry washes into the Gila River Valley; both flow northwesterly, and the western drainage is the San Cristobal Wash Drainage of approximately the same length.
The Altar Valley is a 45-mile (72 km) long north–south valley, trending slightly northeast from Sasabe, Arizona on the Mexico border to the Avra Valley west of the Tucson Mountains. It is delimited by Arizona State Route 86, from east-to-west on the north separating it from the Avra Valley which then trends northwesterly, merging into the plains and drainage of the Santa Cruz River.
The Peloncillo Mountains of Cochise County is a mountain range in northeast Cochise County, Arizona. A northern north–south stretch of the range extends to the southern region of Greenlee County on the northeast, and a southeast region of Graham County on the northwest. The north stretch of the Peloncillo's forms the border between the two counties. It lies east and northeast of the Willcox Playa, and the San Simon Valley.
The Harcuvar Mountains are a narrow mountain range in western-central Arizona, United States. The range lies just east of the north–south Colorado River, and south of the east–west, west-flowing Bill Williams River, from Alamo Lake.
The Dendora Valley is a small valley on the Gila River west of Painted Rock Dam and Reservoir, Arizona, United States. The valley is north of the river, and is the valley west of the north–south Painted Rock Mountains which form the western end of the Painted Rock Reservoir.
The Little Rincon Mountains are a small range of mountains, lying to the east of the Rincon Mountains, at Tucson, of eastern Pima County, Arizona. The range is located in northwest Cochise County and is part of the western border of the San Pedro River and Valley, the major valley and river of western Cochise County. The river is northward flowing to meet the Gila River; its headwaters are south of the US-Mexico border in northern Sonora. A small part of the Little Rincon range's southwest lies in Pima County.
The Whitlock Valley is a small valley in southeast Graham County, Arizona, southwestern United States, lying between three mountain ranges. The valley lies on the south perimeter region of the White Mountains in eastern Arizona, and lies south of the west-flowing Gila River, and the region transitions south into Cochise County and three large valleys, with some scattered dry lakes. The valley is endorheic, with a small dry lake called Parks Lake, and merges southwest into the north of the San Simon Valley, where the San Simon River has its origins in the flatlands, and surrounding perimeter mountains. The valley was named after Captain James H. Whitlock who commanded during the Battle of Mount Gray in 1864 which was fought near the valley.
The Black Hills of Greenlee County are a 20 mi (32 km) long mountain range of the extreme northeast Sonoran Desert bordering the south of the White Mountains of eastern Arizona's transition zone.
The Belmont Mountains are a 25 mi (40 km) long, arid, low elevation mountain range about 50 mi west of Phoenix, Arizona in the northern Sonoran Desert, north of the Gila River. The range is in the south of a region of two parallel washes; the Bouse Wash flows northwest to the Colorado River, and the Centennial Wash flows southeast to meet the Gila River.
The Tonopah Desert is a small desert plains region of the Sonoran Desert, located west of Phoenix, Arizona. It is adjacent north of Interstate 10 and lies at the southwest intersection of the Hassayampa River with the Gila River. The Tonopah Desert is also just north of the Gila Bend Mountains massif which create the Gila Bend of the river.
The 100,600-acre (407 km2) Eagletail Mountains Wilderness is part of the Eagletail Mountains of central-west Arizona, about 65 mi west of Phoenix. The wilderness is of moderate size, with the Eagletail Mountains forming its northeast perimeter, and the much shorter Cemetery Ridge section, forming its southwest border. The wilderness covers nearly all of the Eagletail Mountains and the plains on its southwest. The wilderness lies at the southeast of the Ranegras Plain, the headwater region of Bouse Wash, and lies adjacent to the northwest border of the extensive Gila Bend Mountains, the mountain range causing the great Gila Bend excursion of the Gila River, in Arizona.
