Old Sorrell Energy Storage
43.1 MW storage in Concho, TX · In queue since June 2023 · Proposed COD January 2028
43.1 MW
Capacity
1
Components
Battery
2y 11m
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: 2028-01-10
Old Sorrell Energy Storage is a proposed 43.1 MW battery storage project located in Concho County, Texas. The project is being developed by Rocky Mountain Energy Holdings, LLC. It is currently in the ERCOT interconnection queue as entry ERCOT-25INR0459, with a queue entry date of June 28, 2023.
The proposed commercial operation date for Old Sorrell Energy Storage is January 10, 2028. The project's interconnection agreement status is currently in the Facility Study phase. The point of interconnection is Tap 69kV 6372 Eden - 6376 Colorado River Municipal Water #1.
Generated from interconnection queue and public data sources
State
TX
County
Concho
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Rocky Mountain Energy Holdings, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 69kV 6372 Eden - 6376 Colorado River Municipal Water #1
Data Source
LBNL
- ISO / RTO
- ERCOT
- Trading Hub
- HB_SOUTH
- Hub Confidence
- MEDIUM
- POI Substation
- Eden 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.
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