BetaActiveBatteryPJMLBNL + Live
170 MW storage in Stephenson, IL · In queue since March 2022 · Proposed COD December 2026
170 MW
Capacity
1
Components
Battery
4 years
In Queue
In Progress (unknown study)
IA Status
COD target: 2026
Interconnection Timeline
Total Duration
4y 9m
In Study38%
Queue EntryMar 9, 2022
Interconnection request submitted to ISO/RTO
System Impact StudyCurrent
PJM processes interconnection requests through multi-phase System Impact Studies (SIS).
Typical: ~48 months (historically longest)
Interconnection Agreement
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Commercial Operation
Proposed COD: 2026-12-31
Project Details
State
IL
County
Stephenson
Region
PJM
Developer
—
Utility
ComEd
Entity
PJM
Point of Interconnection
Lancaster 138 kV
Data Source
LBNL + Live
No news available for this project.