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United States › Power plants › Hydroelectric plants › Washington

HYDROELECTRIC PLANTS

Rocky Brook Hydroelectric

Rocky Brook Hydroelectric is a 1.6 MW operating hydroelectric plant in Jefferson County, Washington, operated by Rocky Brook Electric Inc.

Plant statusOperating
  1. Planning (completed)
  2. Consented (completed)
  3. Construction (completed)
  4. OperatingDec 1985 (current stage)
  5. Closed (not yet reached)

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Generators

Each generating unit EIA lists at this plant.

UnitTechnologyCapacityStatusOnlineRetired / planned retirement
GEN1Conventional Hydroelectric1.6 MW Standby / back-upDec 1985

Plant details

Operator
Rocky Brook Electric Inc
Location
Jefferson County, Washington
Balancing authority
BPAT
Sector
IPP Non-CHP
Capacity
Operating: 1.6 MW
First unit online
Dec 1985
EIA plant ID
50228

Location

47.7197, -122.9431

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