Kerckhoff Dam is a concrete arch dam on the San Joaquin River in Fresno County, California, about 10 mi (16 km) southwest of Big Creek.

The 114 ft (35 m) tall dam is a run-of-the-river facility impounding 4,252 acre⋅ft (5,245,000 m3) of water and is the primary feature of Pacific Gas and Electric's Kerckhoff hydroelectric project.

[3] The dam and its 160-acre (65 ha) reservoir provide water for the Kerckhoff Powerhouses No.

1 has three Francis turbines producing a maximum of 38 megawatts (MW) and Powerhouse No.

[1] The dam, named for William George Kerckhoff, was part of the "Big Creek Hydroelectric Project", the largest construction project in the world in 1910.