Steelhead Energy Storage
192.1 MW storage in Fannin, TX · In queue since February 2024 · Proposed COD September 2027
192.1 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
Steelhead Energy Storage is a proposed 192.1 MW battery storage project located in Fannin County, Texas. The developer is GRS BESS TEXAS SEVEN, LLC. This project is listed in the ERCOT interconnection queue as entry ERCOT-27INR0145, with a queue entry date of February 7, 2024, and a proposed commercial operation date of September 30, 2027. Its interconnection status is currently in the Facility Study phase.
The proposed project is linked to the existing Steelhead Energy Storage operating plant (EIA ID 67798). Recent news coverage indicates development activity.
Generated from interconnection queue and public data sources
State
TX
County
Fannin
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
GRS BESS TEXAS SEVEN, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 1593 BONHAM_P8 to Allens Creek 1835 138kV
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_NORTH
- Hub Confidence
- HIGH
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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