MISO-J2668
225 MW generation in Mason, MI · In queue since September 2022 · Proposed COD November 2025
225 MW
Capacity
1
Components
Solar
3y 8m
In Queue
Cluster Study
IA Status
COD target: 2025
Total Duration
3y 2m
Schedule
6 months past proposed COD
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: 2025-11-01
MISO-J2668 is a proposed solar generation project located in Mason County, Michigan, with a total capacity of 225 MW. The project is listed in the Midcontinent Independent System Operator (MISO) interconnection queue, having entered the queue on September 14, 2022. Wolverine Power Supply Cooperative is the utility associated with the project. The proposed commercial operation date is November 1, 2025, and the interconnection status is currently in the Cluster Study phase.
The proposed project consists of 225 MW of solar generation. The point of interconnection is the Lake County to Pere Marquette 138 kV line.
Generated from interconnection queue and public data sources
State
MI
County
Mason
Grid Region
MISO (Midcontinent)
Market
ISO/RTO Member
Developer
—
Utility
WOLVERINE POWER SUPPLY COOPERATIVE
Entity
MISO
Service Type
—
Point of Interconnection
Lake County to Pere Marquette 138 kV
Data Source
LBNL + Live
- ISO / RTO
- MISO
- Trading Hub
- MICHIGAN.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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