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United States › Power plants › Hydroelectric plants › Maine

HYDROELECTRIC PLANTS

Gardiner

Gardiner is a 1.0 MW operating hydroelectric plant in Kennebec County, Maine, operated by KEI (Maine) Power Management (III) LLC.

Plant statusOperating
  1. Planning (completed)
  2. Consented (completed)
  3. Construction (completed)
  4. OperatingJul 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 Hydroelectric1.0 MW OperatingJul 1985

Plant details

Operator
KEI (Maine) Power Management (III) LLC
Location
Kennebec County, Maine
Balancing authority
ISNE
Sector
IPP Non-CHP
Capacity
Operating: 1.0 MW
First unit online
Jul 1985
EIA plant ID
50688

Location

44.2218, -69.7857

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