Coastal Bayou Storage
174.59 MW storage in Harris, TX · In queue since September 2024 · Proposed COD June 2027
174.59 MW
Capacity
1
Components
Battery
1y 8m
In Queue
Facility Study
IA Status
COD target: 2027
Total Duration
2y 9m
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: 2027-06-01
Coastal Bayou Storage is a proposed 174.59 MW battery storage project located in Harris County, Texas. The project, developed by TOCE TX BESS 5, LLC, is currently active in the ERCOT interconnection queue as entry ERCOT-26INR0552, with a queue entry date of September 4, 2024. Its proposed commercial operation date is June 1, 2027, and the project is currently in the Facility Study phase of its Interconnection Agreement (IA).
The point of interconnection (POI) is tap 138kV 41690 Hopson - 41700 Warvue. The development has been mentioned in recent news coverage regarding deals.
Generated from interconnection queue and public data sources
State
TX
County
Harris
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
TOCE TX BESS 5, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
tap 138kV 41690 Hopson - 41700 Warvue
Data Source
LBNL
- 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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