MISO-J2659
150 MW generation in Sangamon, IL · In queue since September 2022 · Proposed COD July 2026
150 MW
Capacity
1
Components
Solar
3y 8m
In Queue
Cluster Study
IA Status
COD target: 2026
Total Duration
3y 10m
Interconnection request submitted to ISO/RTO
MISO uses the Definitive Planning Phase (DPP) process with 3 study phases.
Typical: 30–40 months (historical); 12 months target
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2026-07-20
The proposed MISO-J2659 project is a 150 MW solar generation project located in Sangamon County, Illinois. The project is interconnected to the Ameren Transmission Company of Illinois via the Turner Switchyard Substation at 345 kV.
The project is currently active in the MISO interconnection queue with an entry date of September 15, 2022. Its proposed commercial operation date is July 20, 2026, and its interconnection agreement status is currently in the Cluster Study phase.
Generated from interconnection queue and public data sources
State
IL
County
Sangamon
Grid Region
MISO (Midcontinent)
Market
ISO/RTO Member
Developer
—
Utility
AMEREN TRANSMISSION COMPANY OF ILLINOIS
Entity
MISO
Service Type
—
Point of Interconnection
Turner Switchyard Substation 345 kV
Data Source
LBNL + Live
- ISO / RTO
- MISO
- Trading Hub
- ILLINOIS.HUB
- Hub Confidence
- HIGH
- POI Substation
- Tuttle Switchyard
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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