Sullivan Generating Station 1
575 MW generation in Sullivan, IN · In queue since October 2015 · Proposed COD December 2028
575 MW
Capacity
1
Components
Gas
10y 7m
In Queue
IA Executed
IA Status
COD target: 2028
Total Duration
13y 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 executed — binding commitment to build
Typical: 30–60 days (negotiation)
Project under construction
Typical: 24–48 months
Proposed COD: 2028-12-31
The Sullivan Generating Station 1 is a proposed 575 MW gas-fired generation project located in Sullivan County, Indiana. The project, developed by AEP, is in the PJM interconnection queue as entry PJM-AB1-087, with a queue entry date of October 1, 2015. Its proposed commercial operation date is December 31, 2028, and the interconnection agreement has been executed.
The proposed project is interconnected at the Sullivan 345kV #1 point of interconnection. The Sullivan Generating Station 1 project has been the subject of recent news coverage, with 22 articles categorized as industry and regulatory news.
Generated from interconnection queue and public data sources
State
IN
County
Sullivan
Grid Region
PJM Interconnection
Market
ISO/RTO Member
Developer
—
Utility
AEP
Entity
PJM
Service Type
—
Point of Interconnection
Sullivan 345kV #1
Data Source
LBNL + Live
- ISO / RTO
- PJM
- Trading Hub
- AEP-DAYTON HUB
- Hub Confidence
- HIGH
- Nearest Node (Estimated)
- SULLIVAN69 KV T1
- POI Substation
- Sullivan 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.
Last updated 2026-03-26
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