PJM-AH2-204
170 MW storage in Stephenson, IL · In queue since March 2022 · Proposed COD December 2026
170 MW
Capacity
1
Components
Battery
4y 2m
In Queue
In Progress (unknown study)
IA Status
COD target: 2026
Total Duration
4y 9m
Interconnection request submitted to ISO/RTO
PJM processes interconnection requests through multi-phase System Impact Studies (SIS).
Typical: ~48 months (historically longest)
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2026-12-31
PJM-AH2-204 is a proposed 170 MW battery storage project located in Stephenson County, Illinois. The project is interconnected within the PJM Interconnection queue as of March 9, 2022, with a proposed commercial operation date of December 31, 2026. The interconnecting utility is ComEd.
The project's interconnection agreement status is listed as "In Progress (unknown study)". The point of interconnection is the Lancaster 138 kV substation. The developer is not specified in the queue data.
Generated from interconnection queue and public data sources
State
IL
County
Stephenson
Grid Region
PJM Interconnection
Market
ISO/RTO Member
Developer
—
Utility
ComEd
Entity
PJM
Service Type
—
Point of Interconnection
Lancaster 138 kV
Data Source
LBNL + Live
- ISO / RTO
- PJM
- Trading Hub
- N ILLINOIS HUB
- Hub Confidence
- HIGH
- Nearest Node (Estimated)
- WLANCAST138 KV T2
- POI Substation
- West Lancaster Substation
This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.
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