Carolina Storage Friendswood
105.08 MW storage in Brazoria, TX · In queue since February 2024 · Proposed COD September 2027
105.08 MW
Capacity
1
Components
Battery
2y 3m
In Queue
Facility Study
IA Status
COD target: 2027
Total Duration
3y 7m
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: 2027-09-30
The Carolina Storage Friendswood project is a proposed 105.08 MW battery storage project located in Brazoria County, Texas. Developed by CSE Storage, LLC, the project is currently active in the ERCOT interconnection queue as entry ERCOT-25INR0550, with a queue entry date of February 2, 2024. The proposed commercial operation date is September 30, 2027.
The project's interconnection status is currently in the Facility Study phase. The point of interconnection is TAP 138kV 39010 HASTINGS - 38980 FRIENDSWOOD. The project has appeared in recent news coverage.
Generated from interconnection queue and public data sources
State
TX
County
Brazoria
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
CSE Storage, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
TAP 138kV 39010 HASTINGS - 38980 FRIENDSWOOD
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_HOUSTON
- Hub Confidence
- MEDIUM
- POI Substation
- Hastings 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.
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