Kalamazoo River Generating Station
Natural gas power plant in Kalamazoo County, Michigan. 77.4 MW of nameplate capacity across 1 generator, operated by CMS Generation MI Power LLC.
Also known as EIA plant 55101
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 77.4 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- June 1999First generator online
- Operator
- CMS Generation MI Power LLCEIA operator ID 3838
- Grid
- MISOBalancing authority MISO
- Price nodes
- 1 MISO nodeResource nodes with prices
- Location
- Kalamazoo County, MI42.2813, −85.4950
- EIA plant ID
- 55101EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Kalamazoo River produces
Free · EIA-923Net generation, 2025
136 GWh
136,326 MWh, final
Capacity factor, 2025
20.1%
2024: 36.0%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
1.7–244.8
GWh a year. Low 2015, high 2024
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 2,942 | Not reported | 12 of 12 |
| 2001 | 1,180 | Not reported | 12 of 12 |
| 2002 | 1,109 | Not reported | 12 of 12 |
| 2003 | 3,449 | Not reported | 12 of 12 |
| 2004 | 6,284 | Not reported | 12 of 12 |
| 2005 | 11,782 | Not reported | 12 of 12 |
| 2006 | 4,383 | Not reported | 12 of 12 |
| 2007 | 2,389 | Not reported | 12 of 12 |
| 2008 | 333 | Not reported | 12 of 12 |
| 2009 | 1,739 | Not reported | 12 of 12 |
| 2010 | 6,918 | 1.1% | 12 of 12 |
| 2011 | 3,396 | Not reported | 12 of 12 |
| 2012 | 6,747 | Not reported | 12 of 12 |
| 2013 | 3,487 | 0.5% | 12 of 12 |
| 2014 | 2,842 | 0.4% | 12 of 12 |
| 2015 | 1,706 | 0.3% | 12 of 12 |
| 2016 | 7,080 | 1.1% | 12 of 12 |
| 2017 | 6,465 | 1.0% | 12 of 12 |
| 2018 | 10,176 | Not reported | 12 of 12 |
| 2019 | 60,651 | 8.9% | 12 of 12 |
| 2020 | 77,793 | 11.4% | 12 of 12 |
| 2021 | 39,870 | 5.9% | 12 of 12 |
| 2022 | 106,888 | 15.8% | 12 of 12 |
| 2023 | 188,915 | 27.9% | 12 of 12 |
| 2024 | 244,821 | 36.0% | 12 of 12 |
| 2025 | 136,326 | 20.1% | 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
99,949
US short tons. 2024: 177,810
SO₂, 2025
1
US short tons
NOx, 2025
36
US short tons
CO₂ per MWh, calculated
0.73 t
About 1,466 lb per MWh
1 of 1 EPA units reported CO₂ in 2025 (1), matched to EIA plant 55101 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 |
|---|---|---|---|
| 0001 | Natural Gas Fired Combustion Turbine | 77.4 | June 1999 |
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 CMS Generation MI Power LLC 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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Power plants near Kalamazoo River
More plants operated by CMS Generation MI Power LLC
Questions about Kalamazoo River
How much power does Kalamazoo River Generating Station produce?
Kalamazoo River Generating Station reported 136,326 MWh (136 GWh) of net generation in 2025, a 20.1% capacity factor on 77.4 MW of nameplate capacity.
Where is Kalamazoo River Generating Station?
Kalamazoo River Generating Station is in Kalamazoo County, Michigan, at 42.2813, −85.4950. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Kalamazoo River Generating Station?
EIA-860M for August 2026 lists CMS Generation MI Power LLC as the operator (EIA operator ID 3838). The operator is not always the owner.
When did Kalamazoo River Generating Station start operating?
Its first generator began operating in June 1999, according to EIA-860M.
Does InfraMap have power prices for Kalamazoo River Generating Station?
Yes. InfraMap has MISO day-ahead and real-time prices at 1 price node linked to Kalamazoo River Generating Station, 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