Michigan Power LP
Natural gas power plant in Mason County, Michigan. 138.1 MW of nameplate capacity across 2 generators, operated by Michigan Power Limited Partnership.
Also known as EIA plant 54915
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Key facts
- Capacity
- 138.1 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- October 1995First generator online
- Operator
- Michigan Power Limited PartnershipEIA operator ID 12455
- Grid
- MISOBalancing authority MISO
- Price nodes
- 1 MISO nodeResource nodes with prices
- Location
- Mason County, MI43.9375, −86.4250
- EIA plant ID
- 54915EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Michigan Power LP produces
Free · EIA-923Net generation, 2025
1.04 TWh
1,041,140 MWh, final
Capacity factor, 2025
86.1%
2024: 87.5%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
0.9–1.1
TWh a year. Low 2021, high 2020
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 1,049,757 | Not reported | 12 of 12 |
| 2001 | 862,586 | Not reported | 12 of 12 |
| 2002 | 1,090,170 | Not reported | 12 of 12 |
| 2003 | 1,056,668 | Not reported | 12 of 12 |
| 2004 | 1,046,538 | Not reported | 12 of 12 |
| 2005 | 1,058,034 | Not reported | 12 of 12 |
| 2006 | 1,043,380 | Not reported | 12 of 12 |
| 2007 | 733,748 | Not reported | 12 of 12 |
| 2008 | 817,654 | Not reported | 12 of 12 |
| 2009 | 1,047,725 | Not reported | 12 of 12 |
| 2010 | 1,055,197 | 78.2% | 12 of 12 |
| 2011 | 1,100,393 | 81.5% | 12 of 12 |
| 2012 | 1,050,504 | 77.6% | 12 of 12 |
| 2013 | 936,051 | Not reported | 12 of 12 |
| 2014 | 1,012,073 | 83.7% | 12 of 12 |
| 2015 | 1,037,405 | 85.8% | 12 of 12 |
| 2016 | 1,055,189 | 87.0% | 12 of 12 |
| 2017 | 992,045 | 82.0% | 12 of 12 |
| 2018 | 1,024,635 | 84.7% | 12 of 12 |
| 2019 | 1,020,436 | 84.4% | 12 of 12 |
| 2020 | 1,090,387 | 89.9% | 12 of 12 |
| 2021 | 898,804 | 74.3% | 12 of 12 |
| 2022 | 1,074,200 | 88.8% | 12 of 12 |
| 2023 | 1,056,430 | 87.3% | 12 of 12 |
| 2024 | 1,062,002 | 87.5% | 12 of 12 |
| 2025 | 1,041,140 | 86.1% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free account · MISOEmissions
Free · EPA CAMPDCO₂, 2025
576,836
US short tons. 2024: 590,653
SO₂, 2025
3
US short tons
NOx, 2025
151
US short tons
CO₂ per MWh, calculated
0.55 t
About 1,108 lb per MWh
1 of 1 EPA units reported CO₂ in 2025 (1), matched to EIA plant 54915 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| G001 | Natural Gas Fired Combined Cycle | 58.0 | October 1995 |
| G101 | Natural Gas Fired Combined Cycle | 80.1 | October 1995 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Michigan Power Limited Partnership as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Questions about Michigan Power LP
How much power does Michigan Power LP produce?
Michigan Power LP reported 1,041,140 MWh (1.04 TWh) of net generation in 2025, a 86.1% capacity factor on 138.1 MW of nameplate capacity.
Where is Michigan Power LP?
Michigan Power LP is in Mason County, Michigan, at 43.9375, −86.4250. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Michigan Power LP?
EIA-860M for August 2026 lists Michigan Power Limited Partnership as the operator (EIA operator ID 12455). The operator is not always the owner.
When did Michigan Power LP start operating?
Its first generator began operating in October 1995, according to EIA-860M.
Does InfraMap have power prices for Michigan Power LP?
Yes. InfraMap has MISO day-ahead and real-time prices at 1 price node linked to Michigan Power LP, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- MISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page