The Detrital Valley is a 51-mi (82 km) long valley in northwest

Mohave County, Arizona Mohave County is in the northwestern corner of the U.S. state of Arizona. As of the 2020 census, its population was 213,267. The county seat is Kingman, and the largest city is Lake Havasu City. It is the fifth largest county in the United St ...

that drains into

Lake Mead Lake Mead is a reservoir formed by the Hoover Dam on the Colorado River in the Southwestern United States. It is located in the states of Nevada and Arizona, east of Las Vegas. It is the largest reservoir in the US in terms of water capacity. ...

. It is parallel to the valley just east,

Hualapai Valley Hualapai Valley is a valley in Mohave County, Arizona. Location Hualapai Valley is an endorheic basin and its watershed terminates in the dry lake or playa called Red Lake at an elevation of 2762 feet. It is bounded on the east by the Grand W ...

with the

White Hills (Arizona) The White Hills are a range of hills in northern Mohave County, Arizona. These hills lie north of the Cerbat Mountains and extend south from the Colorado River at Lake Mead between the Detrital Valley to the west and the Gold Basin and the uppe ...

being the divider between. Detrital Valley contains ''Detrital Wash'' which drains the entire valley, from just north of

Kingman, Arizona Kingman is a city in, and the county seat of, Mohave County, Arizona, United States. It is named after Lewis Kingman, an engineer for the Atlantic and Pacific Railroad. It is located southeast of Las Vegas, Nevada, and northwest of Arizona's ...

, specifically at the

water divide A drainage divide, water divide, ridgeline, watershed, water parting or height of land is elevated terrain that separates neighboring drainage basins. On rugged land, the divide lies along topographical ridges, and may be in the form of a singl ...

near

Grasshopper Junction, Arizona Grasshopper Junction is an unincorporated community in Mohave County, Arizona, United States. Lying four miles (6 km) west of the town of Chloride, Grasshopper Junction provides access to a lone surviving mining camp along County Road 125. T ...

, where the drainage runs southwards (then west to the

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 drainage basin, watershed that encompasses parts of ...

), the valley being the

Sacramento Valley (Arizona) The Sacramento Valley of northwestern Arizona is a north–south trending valley west and southwest of Kingman in Mohave County. The valley lies just east of the southern section of the Black Mountains. Interstate 40 in Arizona traverses the val ...

. Unlike Detrital Valley, neighboring Hualapai Valley only drains its north region into

; most of Hualapai Valley is endorheic, creating the ephemeral lake of Red Lake. The center of Detrital Valley parallels the lengthy north-south range on its west border, the

Black Mountains (Arizona) The Black Mountains of northwest Arizona are an extensive, mostly linear, north-south trending long mountain range. It forms the north-south border of southwest Mohave County as it borders the eastern shore of the south-flowing Colorado River fr ...

, and is located at ''Boulder Inn'', the junction road, ''Temple Bar Road'', to Temple Bar, Lake Mead-(opposite Bonelli Landing across ''Bonelli Bay'', a sub-bay); the junction is with

U.S. Route 93 U.S. Route 93 (US 93) is a major north–south United States highway, numbered highway in the western United States. The southern terminus is at U.S. Route 60 in Arizona, US 60 in Wickenburg, Arizona. The northern terminus is at the ...

which traverses much of the valley from Kingman, to

Hoover Dam Hoover Dam is a concrete arch-gravity dam in the Black Canyon of the Colorado River, on the border between the U.S. states of Nevada and Arizona. It was constructed between 1931 and 1936 during the Great Depression and was dedicated on Se ...

References

External links

*
Location of ''Boulder Inn, Arizona''-(junction), at lat-long-com.cf1
{{Authority control Valleys of Arizona Lake Mead National Recreation Area Landforms of Mohave County, Arizona U.S. Route 93

See also

References

External links