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51.3 MW Natural Gas operating in Marquette, MI — Midcontinent Independent Transmission System Operator, Inc..
51.3 MW
Nameplate Capacity
3
Generators
units
Natural Gas Internal Combustion Engine
Technology
2017
Operating Since
Coordinates
46.5655, -87.4364
County
Marquette, MI
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | City of Marquette - (MI) | — | — |
| Owner(s) | City of Marquette - (MI) | — | — |
| Status | Operating | — | — |
The Marquette Energy Center is a 51.3 MW natural gas-fired power plant located in Marquette County, Michigan. The plant began operating in 2017 and consists of three natural gas internal combustion engine generators. It is owned and operated by the City of Marquette - (MI). The plant is connected to the Midcontinent Independent Transmission System Operator, Inc. (MISO) balancing authority and resides within the ReliabilityFirst Corporation (RFC) NERC region.
In its most recent year of operation, the Marquette Energy Center generated 162,246 MWh of electricity, achieving a capacity factor of 36.0%. The plant is ranked as the 32nd largest in Michigan out of 62 plants, and nationally it is ranked 1098 out of 1963. The plant has been the subject of 10 news articles, split evenly between regulatory and industry topics.
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
69.0 kV
Regulatory Status
RE — Regulated
Entity Type
Municipal
Sector
Electric Utility
12.2K MWh
Latest Month
162.2K MWh
Annual Generation
36.0%
Capacity Factor
CO₂ Intensity
999 lb/MWh
NOx
23 lb/MWh
SO₂
0.027 lb/MWh
CH₄
0.019 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
34.0%
Annual Net Gen
153 GWh
CO₂eq
1001 lb/MWh
Subregion
MRO East
2017
$920/kW
Est. Construction Cost
Total estimated cost: $47.2M
Market Position
ISO/RTO Market
MISO
LMP Node
WEC.MARQ
Pricing Hub
MICHIGAN.HUB
Alt. Hub / Zone
MINN.HUB
Node Source
EIA-860 direct report
Last updated 2026-03-26
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