Iron Belt Energy Storage
401.9 MW storage in Borden, TX · In queue since January 2023 · Proposed COD July 2027
401.9 MW
Capacity
1
Components
Battery
3y 4m
In Queue
IA Executed
IA Status
Signed Jan 2023
Queue → IA
<1 month
IA → COD
4y 6m
Total Duration
<1 month
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 executed — binding commitment to build
Typical: 30–60 days (negotiation)
Project under construction
Typical: 6–18 months
Proposed COD: 2027-07-31
Iron Belt Energy Storage is a proposed 401.9 MW battery storage project located in Borden County, Texas. The project, developed by Iron Belt Energy Storage Project, LLC, is interconnected within the ERCOT region under queue ID ERCOT-25INR0208. The project entered the queue on January 3, 2023, with a proposed commercial operation date of July 31, 2027. The Interconnection Agreement (IA) has been executed as of January 16, 2023.
The proposed project is linked to the existing Iron Belt operating plant (EIA ID 67059). Recent news coverage indicates industry interest in the development.
Generated from interconnection queue and public data sources
State
TX
County
Borden
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Iron Belt Energy Storage Project, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Long Draw (# 59900) - Volta (#59910) 345kV
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_WEST
- Hub Confidence
- LOW
- POI Substation
- Ackerly 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.
Last updated 2026-03-14
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