Hill Valley BESS
245.8 MW storage in Grimes, TX · In queue since December 2023 · Proposed COD July 2028
245.8 MW
Capacity
1
Components
Battery
2y 5m
In Queue
Facility Study
IA Status
COD target: 2028
Total Duration
4y 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: 2028-07-15
The Hill Valley BESS project is a proposed 245.8 MW battery storage project located in Grimes County, Texas. Developed by Hill Valley BESS, LLC, the project is currently in the ERCOT interconnection queue as entry ERCOT-26INR0285, with a queue entry date of December 4, 2023. The proposed commercial operation date is July 15, 2028.
The project's interconnection status is currently in the Facility Study phase. The Point of Interconnection (POI) is the 345 kV Singleton substation (#44645). The project has appeared in recent news.
Generated from interconnection queue and public data sources
State
TX
County
Grimes
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Hill Valley BESS, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
345 kV Singleton (#44645)
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.
No ask pi reports yet for this entity.
ask pi about Hill Valley BESS
