Wellsville 345 kV
1,210 MW generation in Columbiana, OH · In queue since April 2025
1,210 MW
Capacity
0
Components
1y 1m
In Queue
—
IA Status
Total Duration
1y 1m
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 Wellsville 345 kV project is a proposed 1210 MW natural gas generation project located in Columbiana County, Ohio. The project is being developed within the PJM Interconnection queue under queue ID PJM-AH1-699, which has been moved to TC2. The project entered the queue on April 4, 2025.
This proposed project is currently active in the PJM queue. It is seeking a Generation Interconnection service type with utility ATSI. The Wellsville 345 kV project has been the subject of recent news coverage, with five articles related to industry and development.
Generated from interconnection queue and public data sources
State
OH
County
Columbiana
Grid Region
PJM Interconnection
Market
ISO/RTO Member
Developer
—
Utility
ATSI
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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