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United States › Power plants › Battery storage › Texas

BATTERY STORAGE

Inertia Energy Storage

Inertia Energy Storage is a 13.0 MW operating battery storage site in Haskell County, Texas, operated by Inertia Energy Storage LLC. Its batteries store up to 45 MWh.

Plant statusOperating
  1. Planning (completed)
  2. Consented (completed)
  3. Construction (completed)
  4. OperatingJun 2025 (current stage)
  5. Closed (not yet reached)

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Generators

Each generating unit EIA lists at this plant.

UnitTechnologyCapacityStatusOnlineRetired / planned retirement
IESBatteries13 MW
45 MWh
OperatingJun 2025

Plant details

Operator
Inertia Energy Storage LLC
Location
Haskell County, Texas
Balancing authority
ERCO
Sector
IPP Non-CHP
Capacity
Operating: 13.0 MW
First unit online
Jun 2025
EIA plant ID
68874

Location

33.1773, -99.5677

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