Surfside Energy Storage
50.34 MW storage in Brazoria, TX · In queue since July 2023 · Proposed COD December 2028
50.34 MW
Capacity
1
Components
Battery
2y 10m
In Queue
Facility Study
IA Status
COD target: 2028
Total Duration
5y 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: 2028-12-31
The Surfside Energy Storage project is a proposed 50.34 MW battery energy storage system in Brazoria County, Texas. Developed by Rocky Mountain Energy Holdings, LLC, the project is located within the ERCOT region and has been assigned queue ID ERCOT-25INR0458. The project entered the ERCOT interconnection queue on July 19, 2023, with a proposed commercial operation date of December 31, 2028. Its interconnection status is currently in the Facility Study phase.
The Surfside Energy Storage project has been mentioned in recent news coverage related to grid development.
Generated from interconnection queue and public data sources
State
TX
County
Brazoria
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Rocky Mountain Energy Holdings, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 138kV 42110 Angleton _x0013_ 43150 Riwood ckt 82
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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