Appaloosa Run BESS
BetaActiveBatteryERCOTLBNL + Live
100 MW storage in Upton, TX · In queue since March 2022 · Proposed COD August 2026
100 MW
Capacity
1
Components
Battery
4 years
In Queue
Facility Study
IA Status
COD target: 2026
Interconnection Timeline
Total Duration
4y 5m
Facilities Study50%
Queue EntryMar 7, 2022
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: 2026-08-30
Project Details
State
TX
County
Upton
Region
ERCOT
Developer
APPALOOSA RUN STORAGE, LLC
Utility
—
Entity
ERCOT
Point of Interconnection
New Palouse 138kV (#60278)
Data Source
LBNL + Live
No news available for this project.