Maleza Storage II
256.1 MW storage in Wharton, TX · In queue since February 2024 · Proposed COD December 2028
256.1 MW
Capacity
1
Components
Battery
2y 3m
In Queue
Facility Study
IA Status
COD target: 2028
Total Duration
4y 10m
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: 2028-12-31
The Maleza Storage II project is a proposed 256.1 MW battery storage project located in Wharton County, Texas. Developed by Brush Storage, LLC, the project entered the ERCOT interconnection queue as queue ID ERCOT-25INR0582 on February 27, 2024. The current proposed commercial operation date is December 31, 2028, and the project's interconnection agreement status is currently in the Facility Study phase.
The project consists entirely of battery storage, with a total capacity of 256.1 MW. The point of interconnection is the 44220 Julia 345kV substation. The Maleza Storage II project has appeared in recent news coverage regarding energy storage developments in Texas.
Generated from interconnection queue and public data sources
State
TX
County
Wharton
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Brush Storage, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
44220 Julia 345kV
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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