Tuesday, October 7, 2025

1951 240mw Davis/Bullhead Dam and Lake Mohave on Colorado River near Laughlin, AZ

(Satellite)

Street View, Jan 2024

Colorado River Basin posted

usbr

usbr
"The Mexican Treaty of 1944 required the United States to construct Davis Dam for regulation of water to be delivered to Mexico. The reservoir formed by the dam, Lake Mohave, is used for that purpose through integrated operations of Hoover and Davis Powerplants. Davis Dam, rising 200 feet [61m] above the lowest point of the foundation and about 140 feet [43m] above the level of the river, is a zoned earthfill structure with concrete spillway, intake structure, and powerplant. It has a crest length of 1,600 feet [488m], and a top width of 50 feet [15m]. Its reservoir, Lake Mohave, has a total storage capacity of 1,818,300 acre-feet, and at maximum capacity extends 67 miles [108km] upstream to the tailrace of the Hoover Powerplant....the plant's nameplate capacity is 240 megawatts."

Colorado River Basin posted
#Hydropower is an alternative source of energy that contributes to our Nation’s energy independence. Hydropower is flexible and helps to stabilize the electrical grid. It can supply electricity or store it to meet real-time energy needs. It quickly delivers power after an outage, addresses peak demands, and maintains proper voltage levels and frequencies across the grid. 
The Davis Powerplant located on the Lower Colorado River features a penstock gate structure, four 22-foot-diameter penstock tunnels, and a powerhouse containing four hydroelectric generating units. Each tunnel can carry up to 5,575 cubic feet of water per second from the dam’s forebay to the turbines. The plant has a nameplate capacity of 120 megawatts, contributing renewable energy to the region.
📸 USBR / Connie Castle
[According to comments, she originally named the wrong dam. She corrected the name, but not the other facts about the dam in the photo. I wonder which dam she described.]
Dennis DeBruler: You need to provide a photo of the dam you described or update the facts as well as the name. I count five units, and I found the figure of 240mw nameplate capacity for this dam. https://www.usbr.gov/projects/index.php?id=47
[The penstocks are 22' on this dam also.]

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