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United States › Power plants › Hydroelectric plants › Idaho

HYDROELECTRIC PLANTS

Upper Salmon B

Upper Salmon B is a 16.5 MW operating hydroelectric plant in Twin Falls County, Idaho, operated by Idaho Power Co.

Plant statusOperating
  1. Planning (completed)
  2. Consented (completed)
  3. Construction (completed)
  4. OperatingSep 1947 (current stage)
  5. Closed (not yet reached)

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Generators

Each generating unit EIA lists at this plant.

UnitTechnologyCapacityStatusOnlineRetired / planned retirement
2Conventional Hydroelectric8.3 MW OperatingSep 1947
1Conventional Hydroelectric8.2 MW OperatingSep 1947

Plant details

Operator
Idaho Power Co
Location
Twin Falls County, Idaho
Balancing authority
IPCO
Sector
Electric Utility
Capacity
Operating: 16.5 MW
First unit online
Sep 1947
EIA plant ID
7079

Location

42.7664, -114.9082

Nearby power plants

Source: U.S. Energy Information Administration, Form EIA-860M, September 2026. Planned dates are targets reported by the developer and often change. Report a problem