Rothschild Biomass Cogen Facility
Wood biomass power plant in Marathon County, Wisconsin. 57.5 MW of nameplate capacity across 1 generator, operated by Wisconsin Electric Power Co.
Also known as EIA plant 58124
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Key facts
- Capacity
- 57.5 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- November 2013First generator online
- Operator
- Wisconsin Electric Power CoEIA operator ID 20847
- Grid
- MISOBalancing authority MISO
- Price nodes
- 1 MISO nodeResource nodes with prices
- Location
- Marathon County, WI44.8878, −89.6297
- EIA plant ID
- 58124EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Rothschild Biomass Cogen Facility produces
Free · EIA-923Net generation, 2025
166 GWh
165,585 MWh, final
Capacity factor, 2025
32.9%
2024: 30.2%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
53.6–173.1
GWh a year. Low 2015, high 2022
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | 9,670 | Not reported | 2 of 12 |
| 2014 | 66,586 | 13.2% | 12 of 12 |
| 2015 | 53,601 | 10.6% | 12 of 12 |
| 2016 | 103,075 | 20.4% | 12 of 12 |
| 2017 | 107,975 | 21.4% | 12 of 12 |
| 2018 | 127,001 | 25.2% | 12 of 12 |
| 2019 | 99,233 | 19.7% | 12 of 12 |
| 2020 | 68,325 | 13.5% | 12 of 12 |
| 2021 | 113,128 | 22.5% | 12 of 12 |
| 2022 | 173,123 | 34.4% | 12 of 12 |
| 2023 | 143,198 | 28.4% | 12 of 12 |
| 2024 | 152,764 | 30.2% | 12 of 12 |
| 2025 | 165,585 | 32.9% | 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
469,609
US short tons. 2024: 488,226
SO₂, 2025
2
US short tons
NOx, 2025
179
US short tons
CO₂ per MWh, calculated
2.84 t
About 5,672 lb per MWh
1 of 1 EPA units reported CO₂ in 2025 (1), matched to EIA plant 58124 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 |
|---|---|---|---|
| 1 | Wood/Wood Waste Biomass | 57.5 | November 2013 |
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 Wisconsin Electric Power Co 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 Rothschild Biomass Cogen Facility
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Questions about Rothschild Biomass Cogen Facility
How much power does Rothschild Biomass Cogen Facility produce?
Rothschild Biomass Cogen Facility reported 165,585 MWh (166 GWh) of net generation in 2025, a 32.9% capacity factor on 57.5 MW of nameplate capacity.
Where is Rothschild Biomass Cogen Facility?
Rothschild Biomass Cogen Facility is in Marathon County, Wisconsin, at 44.8878, −89.6297. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Rothschild Biomass Cogen Facility?
EIA-860M for August 2026 lists Wisconsin Electric Power Co as the operator (EIA operator ID 20847). The operator is not always the owner.
When did Rothschild Biomass Cogen Facility start operating?
Its first generator began operating in November 2013, according to EIA-860M.
Does InfraMap have power prices for Rothschild Biomass Cogen Facility?
Yes. InfraMap has MISO day-ahead and real-time prices at 1 price node linked to Rothschild Biomass Cogen Facility, 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