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United States › Power plants › Battery storage › Pennsylvania

BATTERY STORAGE

Green Mountain Storage, LLC

Green Mountain Storage, LLC is a 10.4 MW operating battery storage site in Somerset County, Pennsylvania, operated by Green Mountain Storage, LLC. Its batteries store up to 10 MWh.

Plant statusOperating
  1. Planning (completed)
  2. Consented (completed)
  3. Construction (completed)
  4. OperatingMay 2000 (current stage)
  5. ClosedNov 2015 (not yet reached)

This plant has generators at more than one stage; see the table below.

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Generators

Each generating unit EIA lists at this plant.

UnitTechnologyCapacityStatusOnlineRetired / planned retirement
BGMBatteries10 MW
10 MWh
OperatingMay 2016
N60Onshore Wind Turbine10 MW RetiredMay 2000Nov 2015

Plant details

Operator
Green Mountain Storage, LLC
Location
Somerset County, Pennsylvania
Balancing authority
PJM
Sector
IPP Non-CHP
Capacity
Operating: 10.4 MW
Retired: 10.4 MW
First unit online
May 2000
EIA plant ID
55370

Location

39.8514, -79.0706

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