Marick Rose BESS
50.18 MW storage in Fort Bend, TX · In queue since July 2023 · Proposed COD May 2026
50.18 MW
Capacity
1
Components
Battery
2y 10m
In Queue
Facility Study
IA Status
COD target: 2026
Total Duration
2y 10m
Schedule
0 months past proposed COD
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: 2026-05-01
The Marick Rose BESS project is a proposed 50.18 MW battery storage project located in Fort Bend County, Texas. Developed by Marick BESS, the project entered the ERCOT interconnection queue as ERCOT-25INR0487 on July 10, 2023. The current interconnection status is listed as Facility Study, with a proposed commercial operation date of May 1, 2026.
The project consists of 50.18 MW of battery storage capacity. It is slated to connect to the grid at Tap 138kV 44521 Marick - 44615 Rosenberg Ckt 60. The project has appeared in recent news coverage.
Generated from interconnection queue and public data sources
State
TX
County
Fort Bend
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Marick BESS
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 138kV 44521 Marick - 44615 Rosenberg Ckt 60
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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