Willis Storage
176.13 MW storage in Rains, TX · In queue since March 2023 · Proposed COD August 2027
176.13 MW
Capacity
1
Components
Battery
3y 2m
In Queue
Facility Study
IA Status
COD target: 2027
Total Duration
4y 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: 2027-08-13
The Willis Storage project is a proposed 176.13 MW battery storage project located in Rains County, Texas. Developed by BT Willis Storage, LLC, the project is currently in the ERCOT interconnection queue as entry ERCOT-25INR0370, with a queue entry date of March 27, 2023. The proposed commercial operation date is August 13, 2027, and the project's interconnection agreement status is currently in the Facility Study phase.
The Willis Storage project has been the subject of recent news coverage, with 10 articles related to the project appearing in the news. These articles primarily focus on grid-related topics, with additional coverage of industry, development, and regulatory aspects.
Generated from interconnection queue and public data sources
State
TX
County
Rains
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
BT Willis Storage, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
tap 138kV Emory North 3171 to Liberty POD 1723
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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