PJM-AI1-166
150 MW storage in Cass, MI · In queue since September 2022 · Proposed COD December 2028
150 MW
Capacity
1
Components
Battery
3y 8m
In Queue
In Progress (unknown study)
IA Status
COD target: 2028
Total Duration
6y 3m
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: 2028-12-31
PJM-AI1-166 is a proposed 150 MW battery storage project located in Cass County, Michigan. The project, which consists entirely of battery storage, is in the PJM interconnection queue as of September 9, 2022, with a proposed commercial operation date of December 31, 2028. The interconnecting utility is AEP, and the point of interconnection is the Granger - Ontwa 138 kV line.
The project's interconnection agreement status is listed as "In Progress (unknown study)".
Generated from interconnection queue and public data sources
State
MI
County
Cass
Grid Region
PJM Interconnection
Market
ISO/RTO Member
Developer
—
Utility
AEP
Entity
PJM
Service Type
—
Point of Interconnection
Granger - Ontwa 138 kV
Data Source
LBNL + Live
- ISO / RTO
- PJM
- Trading Hub
- AEP-DAYTON HUB
- Hub Confidence
- MEDIUM
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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