Brazos Bend Storage SLF
243 MW hybrid in Milam, TX · In queue since September 2025 · Proposed COD September 2029
243 MW
Capacity
0
Components
8 months
In Queue
—
IA Status
COD target: 2029
Total Duration
4 years
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: 2029-09-17
The Brazos Bend Storage SLF project is a proposed 243 MW hybrid battery storage project located in Milam County, Texas. Developed by Grenergy USA, the project consists of battery energy storage and other unspecified technologies. It is currently active in the ERCOT interconnection queue as entry ERCOT-29INR0164, with a queue entry date of September 11, 2025, and a proposed commercial operation date of September 17, 2029.
The project's point of interconnection (POI) is on the 345 kV Line (3765) GRISTMILL_5 to (39950) TNTNP_ONE_3. The project has appeared in recent news coverage regarding energy storage development in Texas.
Generated from interconnection queue and public data sources
State
TX
County
Milam
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Grenergy USA
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
345 kV Line (3765) GRISTMILL_5 to (39950) TNTNP_ONE_3
Data Source
Live · ERCOT
- 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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