Marysville-Flatlick 765 kV
400 MW storage in Madison, OH · In queue since March 2025
400 MW
Capacity
0
Components
1y 2m
In Queue
—
IA Status
Total Duration
1y 2m
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)
Commercial operation date not yet determined
The Marysville-Flatlick 765 kV project is a proposed 400 MW battery storage development in Madison County, Ohio. The project is located within the PJM Interconnection region and is being developed by AEP. It is listed in the PJM interconnection queue as project "PJM-AG2-106 - moved to TC2" with a queue entry date of March 1, 2025.
The project is currently listed as active in the interconnection queue. It is designated as a Generation Interconnection project. Recent news coverage has discussed the project's progress and potential impact on the regional energy grid.
Generated from interconnection queue and public data sources
State
OH
County
Madison
Grid Region
PJM Interconnection
Market
ISO/RTO Member
Developer
—
Utility
AEP
Entity
PJM
Service Type
Generation Interconnection
Data Source
Live · PJM
- 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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