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United States β€Ί Power plants β€Ί Hydroelectric plants β€Ί California

HYDROELECTRIC PLANTS

Copco 1

Copco 1 is a 20.0 MW retired hydroelectric plant in Siskiyou County, California, operated by PacifiCorp.

Plant statusClosed
  1. Planning (completed)
  2. Consented (completed)
  3. Construction (completed)
  4. OperatingJan 1918 (completed)
  5. ClosedJan 2024 (current stage)

Open in Google MapsMore hydroelectric plants in California

Generators

Each generating unit EIA lists at this plant.

UnitTechnologyCapacityStatusOnlineRetired / planned retirement
1Conventional Hydroelectric10 MW RetiredJan 1918Jan 2024
2Conventional Hydroelectric10 MW RetiredNov 1918Jan 2024

Plant details

Operator
PacifiCorp
Location
Siskiyou County, California
Balancing authority
PACW
Sector
Electric Utility
Capacity
Retired: 20.0 MW
First unit online
Jan 1918
EIA plant ID
294

Location

41.9789, -122.3353

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