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

BATTERY STORAGE

Sealy BESS

Sealy BESS is a 200 MW operating battery storage site in Austin County, Texas, operated by Sealy Power, LLC. Its batteries store up to 400 MWh.

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

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Generators

Each generating unit EIA lists at this plant.

UnitTechnologyCapacityStatusOnlineRetired / planned retirement
WALBatteries200 MW
400 MWh
OperatingJul 2025

Plant details

Operator
Sealy Power, LLC
Location
Austin County, Texas
Balancing authority
ERCO
Sector
IPP Non-CHP
Capacity
Operating: 200 MW
First unit online
Jul 2025
EIA plant ID
69045

Location

29.8480, -96.1987

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