U.S. Bureau of Reclamation

Here are the 16 dam locations that comprise the Colorado River Basin area.

Fontenelle Dam
U.S. Bureau of Reclamation

Location: on the Green River, 24 miles southeast of La Barge, Wyoming

Type of dam: zoned earthfill

Height: 139 feet

Length: 5,421 feet

Volume: 5,265,000 cubic yards of material

Original construction: 1961-1964

Flaming Gorge Dam
Alex Cabrero

Location: on the Green River in northeastern Utah

Type of dam: concrete thin-arch

Height: 502 feet

Length: 1,285 feet

Volume: 987,000 cubic yards of concrete

Original construction: 1958-1964

Modified construction: 1978, 1984

Taylor Park Dam
U.S. Bureau of Reclamation

Location: on the Taylor River, a tributary of the Gunnison River, in Colorado

Type of dam: zoned earthfill

Height: 206 feet

Length: 675 feet

Volume: 1,115,000 cubic yards

Original construction: 1935-1937

Blue Mesa Dam — Aspinall Unit
U.S. Bureau of Reclamation

Location: on the Gunnison river, in Colorado

Type of dam: zoned earthfill

Height: 390 feet

Length: 785 feet

Volume: 3,080,000 cubic yards of materials

Original construction: 1962-1966

Morrow Point Dam — Aspinall Unit
U.S. Bureau of Reclamation

Location: 12 miles downstream from Blue Mesa Dam, in Colorado

Type of dam: thin-arch, double-curvature

Height: 468 feet

Length: 720 feet

Volume: 360,000 cubic yards of concrete

Original construction: 1963-1968

Modified construction: 1970

Crystal Dam — Aspinall Unit
U.S. Bureau of Reclamation

Location: 6 miles downstream from Morrow Point Dam, in Colorado

Type of dam: double-curvature thin-arch

Height: 323 feet

Length: 620 feet

Volume: 154,400 cubic yards of materials

Original construction: 1972-1977

Navajo Dam
U.S. Bureau of Reclamation

Location: on the San Juan River in northeastern New Mexico, in New Mexico

Type of dam: rolled earthfill

Height: 402 feet

Length: 3,648 feet

Volume: 26,840,863 cubic yards of materials

Original construction: 1957-1963

Modified construction: 1970

Glen Canyon Dam
Jeffrey D. Allred, Deseret News

Location: 15 miles upstream from Lees Ferry, in Arizona

Type of dam: concrete arch

Height: 710 feet

Length: 1,560 feet

Volume: 4,901,000 cubic yards of concrete

Original construction: 1956-1966

Hoover Dam
Winston Armani

Location: in the Black Canyon of the Colorado River about 35 miles southeast of Las Vegas, Nevada-Arizona state line

Type of dam: concrete thick-arch

Height: 726.4 feet

Length: 1,244 feet

Volume: 3.25 million cubic yards of concrete

Original construction: 1931-1936

Davis Dam
U.S. Bureau of Reclamation

Location: Colorado River in Pyramid Canyon 67 miles downstream from Hoover Dam, on Arizona-Nevada state line

Type of dam: zoned earthfill

Height: 200 feet

Length: 1,600 feet

Volume: 3.64 million cubic yards

Original construction: 1942-1950

Parker Dam
U.S. Bureau of Reclamation

Location: on Colorado River, on Arizona-California state line

Type of dam: concrete arch

Height: 320 feet

Length: 856 feet

Volume: 380,000 cubic yards of concrete

Original construction: 1934-1938

Palo Verde Dam
U.S. Bureau of Reclamation

Location: Colorado River 9 miles northeast of Blythe, California, on Arizona-California state line

Type of dam: semipervious barrier of sand, gravel, and rockfill

Height: 296 feet

Length: 1,850 feet

Volume: 157,000 cubic yards of material

Original construction: 1957

Senator Wash Dam
U.S. Bureau of Reclamation

Location: on the Colorado River 2 miles upstream from Imperial Dam and at the river-end of Senator Wash, in California

Type of dam: Rolled earth embankment

Height: 265 feet

Length: 2,342 feet

Volume: 1,248,000 cubic yards

Original construction: 1964-1966

Modified construction: 2004

Imperial Dam
Denis Poroy, Associated Press

Location: on the Colorado River 18 miles northeast of Yuma, Arizona, on the Arizona-California state line

Type of dam: reinforced concrete

Height: 196.25 feet

Length: 3,475 feet

Volume: 196,800 cubic yards

Original construction: 1936-1938

Laguna Division Dam
U.S. Bureau of Reclamation

Location: on the Colorado River 13 miles northeast of Yuma, Arizona, and about 5 miles downstream from Imperial Dam, on the Arizona-California state line

Type of dam: rockfill weir, concrete surfaced

Height: 151 feet

Length: 4,780 feet

Volume: 486,800 cubic yards

Original construction: 1905

Modified construction: 1923-1924

Morelos Dam
Arizona Department of Water Resources

Location: on the Colorado River, on the Arizona-Mexico border

Original construction: 1950

Morelos Dam is the final dam on the Colorado River. It's run by the International Boundary and Water Commission (IBWC).