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335.7 MW Natural Gas Fired Combustion Turbine (91 MW) + Petroleum Liquids (245 MW) operating in Washington, WI — Midcontinent Independent Transmission System Operator, Inc..
335.7 MW
Nameplate Capacity
5
Generators
units
Hybrid (2)
Technology
Natural Gas Fired Combustion Turbine + Petroleum Liquids
1978
Operating Since
Coordinates
43.1952, -88.1496
County
Washington, WI
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Wisconsin Electric Power Co | Wisconsin Electric Power | — |
| Owner(s) | Wisconsin Electric Power Co | WEC Energy Group | — |
| Status | Operating | — | — |
Germantown Power Plant is a natural gas fired, electrical peaking power plant located in Germantown, Wisconsin in Washington County. It is a five unit natural gas or #2 low sulfur fuel oil facility. Unit 5, which is powered by natural gas, is the primary unit, with the other four, powered by low sulfur fuel oil, being used during hours of peak energy usage. The plant was built in 1978 at a cost of $38 million. Natural gas capabilities were added in 2000. There is a 600,000 gallon storage tank on site for fuel, and natural gas is transported to the facility by pipeline.
Read more on WikipediaThe Germantown plant is a 335.7 MW hybrid power plant located in Washington County, Wisconsin. It began operating in 1978 and has 5 generators. The primary fuel is DFO (distillate fuel oil), and the plant utilizes both natural gas-fired combustion turbine and petroleum liquids technologies. The plant is owned by WEC Energy Group and operated by Wisconsin Electric Power Co. Germantown is ranked 1 of 2 similar plants in Wisconsin and 29 of 60 nationally.
The plant operates within the Midcontinent Independent Transmission System Operator, Inc. (MISO) balancing authority and the RFC NERC region. The latest annual generation data shows an output of 28,113 MWh, resulting in a capacity factor of 0.9%. Financial data indicates an installed cost of $300.2 per kW, with data sourced from FERC filings.
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
138.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
137 MWh
Latest Month
28.1K MWh
Annual Generation
0.9%
Capacity Factor
CO₂ Intensity
2273 lb/MWh
Low-utilization plant — per-MWh rate is dominated by startup/standby emissions; not directly comparable to baseload averages.
NOx
5 lb/MWh
SO₂
0.205 lb/MWh
CH₄
0.047 lb/MWh
N₂O
0.006 lb/MWh
Capacity Factor
0.4%
Annual Net Gen
13 GWh
CO₂eq
2276 lb/MWh
Subregion
RFC West
Gas turbine · Wisconsin Electric Power Company · Data from 2015–2024
$322/kW
Installed Cost
$6/kW
Annual CapEx
$95.3/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Point of Interconnection
Nearest Substation
Germantown SW YD · 138 kV
Substation Distance
< 10 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
MISO
LMP Node
WEC.GERMANOT5
Pricing Hub
MICHIGAN.HUB
Alt. Hub / Zone
ILLINOIS.HUB
Location Type
Generation Node
Node Source
EIA-860 direct report
Last updated 2026-03-26
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