PowerVault BESS
BetaActiveBatteryERCOTLBNL + Live
254.8 MW storage in Mclennan, TX · In queue since March 2024 · Proposed COD July 2027
254.8 MW
Capacity
1
Components
Battery
2 years
In Queue
Facility Study
IA Status
COD target: 2027
Interconnection Timeline
Total Duration
3y 4m
Facilities Study50%
Queue EntryMar 22, 2024
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: 2027-07-01
Project Details
State
TX
County
Mclennan
Region
ERCOT
Developer
SMT Elm Mott BESS
Utility
—
Entity
ERCOT
Point of Interconnection
Tap 345kV 3406 Elm Mott - 3405 Tradinghouse Ses
Data Source
LBNL + Live
No news available for this project.