MISO-J4116
950 MW generation in Walworth, WI · In queue since October 2025
950 MW
Capacity
0
Components
7 months
In Queue
—
IA Status
Total Duration
7 months
Study Phase
Phase 1
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)
Commercial operation date not yet determined
MISO-J4116 is a proposed 950 MW gas-fired generation project located in Walworth County, Wisconsin. The project is in the Midcontinent Independent System Operator (MISO) interconnection queue, with an entry date of October 6, 2025. American Transmission Company is the utility associated with the interconnection. The point of interconnection (POI) is the Sugar Creek 345 kV substation. The project's service type is Network Resource Interconnection Service (NRIS), and it is currently in Phase 1 of the study phase.
The project is listed as "active" in the MISO queue. No proposed commercial operation date or interconnection agreement (IA) status is available. No developer is listed in the queue data, and there is no match to an existing Energy Information Administration (EIA) operating plant. There is no indication of recent news coverage for this proposed project.
Generated from interconnection queue and public data sources
State
WI
County
Walworth
Grid Region
MISO (Midcontinent)
Market
ISO/RTO Member
Developer
—
Utility
AMERICAN TRANSMISSION COMPANY
Entity
MISO
Service Type
NRIS
Point of Interconnection
Sugar Creek 345 kV
Data Source
Live · MISO
- ISO / RTO
- MISO
- Trading Hub
- MINN.HUB
- Hub Confidence
- HIGH
- POI Substation
- Sugar Creek 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.
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