Indigo Storage 4
60 MW storage in Fisher, TX · In queue since October 2023 · Proposed COD September 2027
60 MW
Capacity
1
Components
Battery
2y 7m
In Queue
Facility Study
IA Status
COD target: 2027
Total Duration
3y 11m
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: 2027-09-17
Indigo Storage 4 is a proposed 60 MW battery storage project located in Fisher County, Texas. The development project, sponsored by Innovative Solar 245, LLC, entered the ERCOT interconnection queue as queue ID ERCOT-25INR0530 on October 25, 2023. The current proposed commercial operation date is September 17, 2027, and the project's interconnection agreement status is listed as Facility Study.
The project consists of 60 MW of battery storage capacity. Indigo Storage 4 has been featured in recent news coverage.
Generated from interconnection queue and public data sources
State
TX
County
Fisher
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Innovative Solar 245, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
tap 345 kV 68001 Claytonville _x0013_ 68004 Phantom Hill Circuit 2
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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