Guajillo Energy Storage — Plant Summary
- EIA Plant ID
- 68613
- Capacity
- 228.7 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries
- Status
- Testing
- Location
- Webb, TX
- Operating Since
- —
- Generators
- 1
- Operator
- Guajillo Energy Storage, LLC
- Parent Company
- —
- Balancing Authority
- Electric Reliability Council of Texas, Inc.
- ISO/RTO
- ERCOT
- NERC Region
- TRE
Guajillo Energy Storage
TestingBESS
Ranked #42 of 256 BESS plants in TX#127 of 837 nationally
228.7 MW BESS testing in Webb, TX — Electric Reliability Council of Texas, Inc.
EIA
228.7 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
—
Operating Since
Location
Coordinates
27.6289, -99.2664
County
Webb, TX
Nearby Plants
- Corazon Energy LLCSolar200 MW · 3.2 km
- Wolf Tank StorageBESS150 MW · 5.8 km
- Cuchillas PV and BESSBESS612.5 MW · 8.2 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Guajillo Energy Storage, LLC | — | — |
| Owner(s) | Guajillo Energy Storage, LLC | — | — |
| Status | Testing | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Guajillo Energy Storage is a battery energy storage system located in Webb County, Texas. The plant has a total capacity of 228.7 MW and consists of a single generator. It is owned and operated by Guajillo Energy Storage, LLC. The primary fuel type is electricity (MWH), indicating that the facility stores and discharges electricity rather than generating it directly from a fossil fuel or renewable source.
The facility operates within the Electric Reliability Council of Texas (ERCOT) balancing authority, which falls under the Texas Reliability Entity (TRE) NERC region. Guajillo Energy Storage is ranked as the 79th largest power plant in Texas out of 224 plants and is ranked 233rd nationally out of 514 plants.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
TRE
Balancing Authority
Electric Reliability Council of Texas, Inc.
Grid Voltage
345 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
−183 MWh
Net Charging
—
Annual Net Energy
—
Capacity Factor
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
ERCOT
LMP Node
CORAZON_RN
Pricing Hub
HB_SOUTH
Secondary Zone
LZ_SOUTH
Location Type
Resource Node
Node Source
Curated node match
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