Query
South Oak Creek
Type
Entity Briefing
Entity
South Oak Creek
ISO/RTO
spp
Generated
2026-10-15T09:13:33.671Z

Briefing on South Oak Creek

Entity Briefing
Generated Oct 15, 2026·Dataset freshness not reported
1.8 GW
Capacity
Planned
Current status
1965
Operating since
7
Generators
37.4%
Capacity factor
2101 GWh
Annual generation
Briefing/plantPlanned

South Oak Creek is a 1.8 GW Conventional Steam Coal asset in MISO (Midcontinent), currently Planned.

South Oak Creek is reported in Wisconsin since 1965 under WEC Energy Group. Available operating and financial measures include 37.4% capacity factor and 2101 GWh annual generation; $942/kW reported CapEx.

Location
Milwaukee, Wisconsin
Technology
Conventional Steam Coal, Natural Gas Fired Combustion Turbine
Owner / parent
WEC Energy Group
Operator
Wisconsin Electric Power Co
Grid
MISO (Midcontinent)
Plant ID
4041

What stands out

1

South Oak Creek is a 1.8 GW Conventional Steam Coal asset in Wisconsin with status Planned.

2

Latest annual operating measures report 37.4% capacity factor and 2101 GWh annual generation.

3

Available financial measures include $30.7/MWh OpEx, $942/kW CapEx.

4

Latest linked story: “WEC Energy Group Investor Update April 2026: Strong Earnings Growth, Clean Energy Initiatives, and Premium Long-Term Returns 17” (Minichart, 2026-04-03).

Market and operating context

ISO / market
MISO (Midcontinent)
Balancing authority
Midcontinent Independent Transmission System Operator, Inc..
NERC region
RFC
State rank
#1 of 41
National rank
#34 of 2,025

Why it matters

For this asset in MISO (Midcontinent), operating status, generation, ownership, and linked events are the primary facts for performance and asset-level diligence. The exact chart and source-linked records below let the reader test those facts before moving to a deeper report.