Sleepy Hollow BESS
BetaActiveBatteryERCOTLBNL + Live
123.1 MW storage in Throckmorton, TX · In queue since November 2023 · Proposed COD February 2028
123.1 MW
Capacity
1
Components
Battery
2y 4m
In Queue
Facility Study
IA Status
COD target: 2028
Interconnection Timeline
Total Duration
4y 3m
Facilities Study50%
Queue EntryNov 30, 2023
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: 2028-02-22
Project Details
State
TX
County
Throckmorton
Region
ERCOT
Developer
Sleepy Hollow BESS, LLC
Utility
—
Entity
ERCOT
Point of Interconnection
Tap 138 kV 792 Murray - 6169 Paint Creek
Data Source
LBNL + Live
No news available for this project.