Three Ranches BESS
103.37 MW hybrid in Brewster, TX · In queue since August 2025 · Proposed COD January 2027
103.37 MW
Capacity
0
Components
9 months
In Queue
—
IA Status
COD target: 2027
Total Duration
1y 5m
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: 2027-01-30
The Three Ranches BESS project is a proposed 103.37 MW hybrid battery energy storage project located in Brewster County, Texas. Developed by Three Ranches Energy LLC, the project is currently active in the ERCOT interconnection queue as entry ERCOT-29INR0170, with a queue entry date of August 21, 2025. The proposed commercial operation date is January 30, 2027.
The project is a hybrid facility that includes battery energy storage, and is interconnected at the TAP 138kV #6680 Alamitto Creek - #60444 Hayter Ranch point of interconnection.
Generated from interconnection queue and public data sources
State
TX
County
Brewster
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Three Ranches Energy LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
TAP 138kV #6680 Alamitto Creek - #60444 Hayter Ranch
Data Source
Live · ERCOT
- 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.
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