298.1 MW Natural Gas Fired Combustion Turbine (249 MW) + Natural Gas Internal Combustion Engine (49 MW) under construction in Chippewa, WI — Midcontinent Independent Transmission System Operator, Inc..
298.1 MW
Nameplate Capacity
6
Generators
units
Hybrid (2)
Technology
Natural Gas Fired Combustion Turbine + Natural Gas Internal Combustion Engine
—
Operating Since
Coordinates
44.8854, -91.5158
County
Chippewa, WI
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Northern States Power Co - Minnesota | — | — |
| Owner(s) | Northern States Power Co - Minnesota | — | — |
| Status | Under construction | — | — |
The Wheaton power plant, identified by plant ID 4014, is located in Chippewa County, Wisconsin. It has a total capacity of 298.1 MW across six generators, utilizing both natural gas-fired combustion turbine and natural gas internal combustion engine technologies. The primary fuel source is natural gas (NG). Northern States Power Co - Minnesota operates the facility, which is a hybrid plant.
Wheaton operates within the Midcontinent Independent Transmission System Operator, Inc. (MISO) balancing authority and the NERC MRO region. In the most recent year with available data, the plant generated 18,592 MWh, achieving a capacity factor of 0.7%. The installed cost per kW was $181.9, according to FERC data. Wheaton is ranked as the 12th largest power plant out of 19 in Wisconsin, and 646th out of 945 nationally.
Generated from EIA, GEM, and public data sources
NERC Region
MRO
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc..
Grid Voltage
161 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
1.1K MWh
Latest Month
18.6K MWh
Annual Generation
0.7%
Capacity Factor
$179/kW
Installed Cost
$139.2/MWh
Operating Cost
Northern States Power Company (Wisconsin)
Reporting Utility
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Market Position
ISO/RTO Market
MISO
LMP Node
NSP.WHEATO1
Pricing Hub
MICHIGAN.HUB
Node Source
Curated node match
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Last updated 2026-03-26
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