Marcelina Storage
BetaActiveBatteryERCOTLBNL + Live
203.21 MW storage in Wilson, TX · In queue since August 2021 · Proposed COD December 2026
203.21 MW
Capacity
1
Components
Battery
4y 7m
In Queue
Facility Study
IA Status
COD target: 2026
Interconnection Timeline
Total Duration
5y 4m
Facilities Study50%
Queue EntryAug 9, 2021
Interconnection request submitted to ISO/RTO
Interconnection StudyCurrent
ERCOT uses a serial "connect and manage" approach — fastest among major ISOs.
Typical: 18–30 months (fastest major ISO)
Interconnection Agreement
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Commercial Operation
Proposed COD: 2026-12-18
Project Details
State
TX
County
Wilson
Region
ERCOT
Developer
Marcelina Solar, LLC
Utility
—
Entity
ERCOT
Point of Interconnection
Tap 345 kV 5133 Elm Creek - 5901 San Miguel
Data Source
LBNL + Live
No news available for this project.