Pato Blanco Storage
71.34 MW storage in Fort Bend, TX · In queue since May 2023 · Proposed COD March 2026
71.34 MW
Capacity
1
Components
Battery
3 years
In Queue
Facility Study
IA Status
COD target: 2026
Total Duration
2y 10m
Schedule
2 months past proposed COD
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: 2026-03-01
The Pato Blanco Storage project is a proposed 71.34 MW battery energy storage system located in Fort Bend County, Texas. The project, developed by TX BESS 4, LLC, is currently active in the ERCOT interconnection queue as entry ERCOT-25INR0242, with a queue entry date of May 15, 2023.
The proposed commercial operation date for the Pato Blanco Storage project is March 1, 2026. The project's interconnection status is currently in the Facility Study phase. The point of interconnection is Tap 138 kV 44010 W A Parish - 42980 NASH___S02_8.
Generated from interconnection queue and public data sources
State
TX
County
Fort Bend
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
TX BESS 4, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 138 kV 44010 W A Parish - 42980 NASH___S02_8
Data Source
LBNL + Live
- 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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