Tex-Bar ESS
201.5 MW storage in Madison, TX · In queue since March 2024 · Proposed COD July 2027
201.5 MW
Capacity
1
Components
Battery
2y 2m
In Queue
Facility Study
IA Status
COD target: 2027
Total Duration
3y 4m
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: 2027-07-01
The Tex-Bar ESS project is a proposed 201.5 MW battery storage project located in Madison County, Texas. Developed by Tex-Bar ESS LLC, the project consists entirely of battery storage. It is listed in the ERCOT interconnection queue as entry ERCOT-26INR0411, with a queue entry date of March 22, 2024, and a proposed commercial operation date of July 1, 2027. The project's interconnection agreement status is currently in the Facility Study phase.
The proposed project is linked to the existing Tex-Bar ESS operating plant (EIA ID 68364). Recent news coverage has discussed the project.
Generated from interconnection queue and public data sources
State
TX
County
Madison
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Tex-Bar ESS LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 345kV JEWETT_S5 (#3390) -- SINGLETON (#44645)
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_SOUTH
- Hub Confidence
- MEDIUM
- POI Substation
- North Zulch 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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