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United States › Power plants › Hydroelectric plants › Washington

HYDROELECTRIC PLANTS

Cushman 1

Cushman 1 is a 50.4 MW operating hydroelectric plant in Mason County, Washington, operated by City of Tacoma - (WA).

Plant statusOperating
  1. Planning (completed)
  2. Consented (completed)
  3. Construction (completed)
  4. OperatingJun 1926 (current stage)
  5. Closed (not yet reached)

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Generators

Each generating unit EIA lists at this plant.

UnitTechnologyCapacityStatusOnlineRetired / planned retirement
21Conventional Hydroelectric25 MW OperatingJun 1926
22Conventional Hydroelectric25 MW OperatingJul 1926

Plant details

Operator
City of Tacoma - (WA)
Location
Mason County, Washington
Balancing authority
TPWR
Sector
Electric Utility
Capacity
Operating: 50.4 MW
First unit online
Jun 1926
EIA plant ID
3914

Location

47.4181, -123.2252

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