Masroor Storage
203 MW storage in Fannin, TX · In queue since November 2021 · Proposed COD June 2025
203 MW
Capacity
1
Components
Battery
4y 4m
In Queue
Facility Study
IA Status
COD target: 2025
Total Duration
3y 7m
Schedule
9 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: 2025-06-26
State
TX
County
Fannin
Region
ERCOT
Developer
Masroor Energy Storage LLC
Utility
—
Entity
ERCOT
Point of Interconnection
Bus #1760 Bonham 138kV
Data Source
LBNL
Engie seeks to reassure locals on safety of 300MW BESS project in Texas
Locals have expressed dismay that Engie is nearing completion of a 300MW standalone BESS project near Savoy in Fannin County, Texas.
Engie seeks to reassure locals on safety of 300MW BESS project in Texas
Locals have expressed dismay that Engie is nearing completion of a 300MW standalone BESS project near Savoy in Fannin County, Texas.
Engie seeks to reassure locals on safety of 300MW BESS project in Texas
Locals have expressed dismay that Engie is nearing completion of a 300MW standalone BESS project near Savoy in Fannin County, Texas.
Engie seeks to reassure locals on safety of 300MW BESS project in Texas
Locals have expressed dismay that Engie is nearing completion of a 300MW standalone BESS project near Savoy in Fannin County, Texas.
Last updated 2026-03-26