Bernice Energy Storage
402.8 MW storage in Bexar, TX · In queue since September 2024 · Proposed COD February 2027
402.8 MW
Capacity
1
Components
Battery
1y 8m
In Queue
Facility Study
IA Status
COD target: 2027
Total Duration
2y 5m
Interconnection request submitted to ISO/RTO
ERCOT uses a serial "connect and manage" approach — fastest among major ISOs.
Typical: 18–30 months (fastest major ISO)
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2027-02-15
The Bernice Energy Storage project is a proposed 402.8 MW battery storage project located in Bexar County, Texas. Developed by Bernice Energy Storage LLC, the project is currently active in the ERCOT interconnection queue as entry ERCOT-27INR0294, with a queue entry date of September 4, 2024. The proposed commercial operation date is February 15, 2027.
The project's interconnection status is currently in the Facility Study phase. The point of interconnection is the 5135 ELMENDORF 138kV substation.
Generated from interconnection queue and public data sources
State
TX
County
Bexar
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Bernice Energy Storage LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
5135 ELMENDORF 138kV
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_SOUTH
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- CALAVER_OWS1
- POI Substation
- Elmendorf Substation
This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.
