Cold Creek Storage
172.4 MW storage in Schleicher, TX · In queue since April 2022 · Proposed COD December 2026
172.4 MW
Capacity
1
Components
Battery
4y 1m
In Queue
Facility Study
IA Status
COD target: 2026
Total Duration
4y 8m
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: 2026-12-31
Cold Creek Storage is a proposed 172.4 MW battery storage project located in Schleicher County, Texas. The project, developed by Cold Creek Solar LLC, is interconnected within the ERCOT region under queue ID ERCOT-24INR0266. It entered the interconnection queue on April 18, 2022, and has a proposed commercial operation date of December 31, 2026. The project's interconnection status is currently in the Facility Study phase.
The proposed project is a standalone battery energy storage system (BESS) with a total capacity of 172.4 MW. It is slated to connect to the 76003 Big Hill Substation at 345kV. The Cold Creek Storage project has been the subject of recent news coverage.
Generated from interconnection queue and public data sources
State
TX
County
Schleicher
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Cold Creek Solar LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
76003 Big Hill Substation 345kV
Data Source
LBNL
- ISO / RTO
- ERCOT
- Trading Hub
- HB_WEST
- Hub Confidence
- MEDIUM
- POI Substation
- Big Hill 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 2026-03-26
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