United States › Power plants › Battery storage › Texas
BATTERY STORAGEGuajillo Energy Storage
Guajillo Energy Storage is a 229 MW operating battery storage site in Webb County, Texas, operated by Guajillo Energy Storage, LLC. Its batteries store up to 229 MWh.
Generators
Each generating unit EIA lists at this plant.
| Unit | Technology | Capacity | Status |
|---|---|---|---|
| GUAJ1 | Batteries | 229 MW 229 MWh |
Plant details
- Operator
- Guajillo Energy Storage, LLC
- Location
- Webb County, Texas
- Balancing authority
- ERCO
- Sector
- IPP Non-CHP
- Capacity
- Operating: 229 MW
- First unit online
- Dec 2025
- EIA plant ID
- 68613
Location
27.6289, -99.2664
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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