Sunburst BESS
256.3 MW storage in San Patricio, TX · In queue since October 2024 · Proposed COD March 2029
256.3 MW
Capacity
1
Components
Battery
1y 7m
In Queue
Facility Study
IA Status
COD target: 2029
Total Duration
4y 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: 2029-03-16
The proposed Sunburst BESS project is a 256.3 MW battery storage development in San Patricio County, Texas. Developed by Indigo Solar, LLC, the project consists entirely of battery storage. It is currently active in the ERCOT interconnection queue as entry ERCOT-28INR0181, with a queue entry date of October 10, 2024.
The project's proposed commercial operation date is March 16, 2029. Its interconnection status is currently in the Facility Study phase. The point of interconnection is Tap 345kV 8455 LONHILL - 8579 KATOEN.
Generated from interconnection queue and public data sources
State
TX
County
San Patricio
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Indigo Solar, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 345kV 8455 LONHILL - 8579 KATOEN
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_NORTH
- Hub Confidence
- LOW
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.
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