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United States β€Ί Power plants β€Ί Battery storage β€Ί Texas

BATTERY STORAGE

Prost ESS

Prost ESS is a 200 MW planned battery storage site in Austin County, Texas, operated by Prost ESS LLC.

Plant statusIn planning
  1. Planning (current stage)
  2. Consented (not yet reached)
  3. Construction (not yet reached)
  4. OperatingTarget Jul 2029 (not yet reached)
  5. Closed (not yet reached)

Planned start of operation reported to EIA: Jul 2029.

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Generators

Each generating unit EIA lists at this plant.

UnitTechnologyCapacityStatusOnlineRetired / planned retirement
PRESSBatteries200 MW Planned, approvals not yet soughtTarget Jul 2029

Plant details

Operator
Prost ESS LLC
Location
Austin County, Texas
Balancing authority
ERCO
Sector
IPP Non-CHP
Capacity
Planned: 200 MW
EIA plant ID
68360

Location

29.9579, -96.5333

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