Alcova Dam (National ID # WY01290) is a 265-foot (81 m) tall zoned earthfill dam in central Wyoming, built in 1935-38 on the North Platte River and operated by the U.S. Bureau of Reclamation for water storage and hydroelectric power generation.

[1] Alcova Powerplant comprises two generating units, each 18 MW.

In 1921 a dam was proposed at Alcova to divert water to Casper, irrigating 60,000 acres (24,000 ha).

Work on the dam started in 1935, carried out by a joint venture of W.E.

Callahan Construction of Dallas, Texas, and Gunther and Shirley of Los Angeles, California.