Packaging of America Tomahawk Mill
Wood biomass power plant in Lincoln County, Wisconsin. 18.7 MW of nameplate capacity across 5 generators, operated by PCA-Tomahawk Mill.
Also known as EIA plant 50476
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 18.7 MWWood biomass 15.7 · Hydro 3.0
- Generators
- 5 operatingEIA-860M, August 2026
- Operating since
- January 1920First generator online
- Operator
- PCA-Tomahawk MillEIA operator ID 14369
- Grid
- MISOBalancing authority MISO
- Price nodes
- None linkedNo verified ISO node
- Location
- Lincoln County, WI45.4431, −89.7342
- EIA plant ID
- 50476EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Packaging of America Tomahawk Mill produces
Free · EIA-923Net generation, 2025
113 GWh
113,124 MWh, final
Capacity factor, 2025
69.1%
2024: Not reported
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
107.2–119.7
GWh a year. Low 2020, high 2017
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | 140,779 | Not reported | 12 of 12 |
| 2002 | 129,474 | Not reported | 12 of 12 |
| 2003 | 13,695 | Not reported | 12 of 12 |
| 2004 | 134,857 | Not reported | 12 of 12 |
| 2005 | 126,009 | Not reported | 12 of 12 |
| 2006 | 99,631 | Not reported | 12 of 12 |
| 2007 | 102,161 | Not reported | 12 of 12 |
| 2008 | 107,426 | Not reported | 12 of 12 |
| 2009 | 97,228 | Not reported | 11 of 12 |
| 2010 | 117,493 | 71.7% | 12 of 12 |
| 2011 | 120,795 | 73.7% | 12 of 12 |
| 2012 | 111,727 | 68.0% | 12 of 12 |
| 2013 | 117,737 | 71.9% | 12 of 12 |
| 2014 | 122,060 | 74.5% | 12 of 12 |
| 2015 | 113,648 | Not reported | 12 of 12 |
| 2016 | 114,050 | 69.4% | 12 of 12 |
| 2017 | 119,714 | 73.1% | 12 of 12 |
| 2018 | 118,827 | 72.5% | 12 of 12 |
| 2019 | 116,862 | 71.3% | 12 of 12 |
| 2020 | 107,230 | 65.3% | 12 of 12 |
| 2021 | 109,496 | Not reported | 12 of 12 |
| 2022 | 109,330 | 66.7% | 12 of 12 |
| 2023 | 112,898 | Not reported | 12 of 12 |
| 2024 | 111,304 | Not reported | 12 of 12 |
| 2025 | 113,124 | 69.1% | 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 accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
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 |
|---|---|---|---|
| GEN1 | Wood/Wood Waste Biomass | 6.3 | June 1948 |
| GEN2 | Wood/Wood Waste Biomass | 9.4 | August 1978 |
| GEN3 | Conventional Hydroelectric | 1.0 | January 1920 |
| GEN4 | Conventional Hydroelectric | 1.0 | January 1920 |
| GEN5 | Conventional Hydroelectric | 1.0 | January 1920 |
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 PCA-Tomahawk Mill 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 Packaging of America Tomahawk Mill
How much power does Packaging of America Tomahawk Mill produce?
Packaging of America Tomahawk Mill reported 113,124 MWh (113 GWh) of net generation in 2025, a 69.1% capacity factor on 18.7 MW of nameplate capacity.
Where is Packaging of America Tomahawk Mill?
Packaging of America Tomahawk Mill is in Lincoln County, Wisconsin, at 45.4431, −89.7342. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Packaging of America Tomahawk Mill?
EIA-860M for August 2026 lists PCA-Tomahawk Mill as the operator (EIA operator ID 14369). The operator is not always the owner.
When did Packaging of America Tomahawk Mill start operating?
Its first generator began operating in January 1920, according to EIA-860M.
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)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page