Berkman Storage
150.86 MW storage in Galveston, TX · In queue since August 2022 · Proposed COD May 2027
150.86 MW
Capacity
1
Components
Battery
3y 9m
In Queue
IA Executed
IA Status
Signed Jan 2024
Queue → IA
1y 5m
IA → COD
3y 4m
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 executed — binding commitment to build
Typical: 30–60 days (negotiation)
Project under construction
Typical: 6–18 months
Proposed COD: 2027-05-31
The proposed Berkman Storage project is a 150.86 MW battery energy storage system located in Galveston County, Texas. The project, developed by Berkman Storage, LLC, is interconnected within the Electric Reliability Council of Texas (ERCOT) region. It entered the ERCOT interconnection queue as project number ERCOT-24INR0395 on August 5, 2022, with a proposed commercial operation date of May 31, 2027.
The project's Interconnection Agreement (IA) has been executed as of January 9, 2024. The point of interconnection (POI) is the 138 kV League City substation (Bus# 38920). The project has appeared in recent news coverage.
Generated from interconnection queue and public data sources
State
TX
County
Galveston
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Berkman Storage, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
138 kV League City (Bus# 38920)
Data Source
LBNL
- 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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