Sappi Cloquet Mill
Wood biomass power plant in Carlton County, Minnesota. 94.5 MW of nameplate capacity across 7 generators, operated by Sappi Cloquet LLC.
Also known as EIA plant 50639
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 94.5 MWWood biomass 88.3 · Hydro 6.2
- Generators
- 7 operatingEIA-860M, August 2026
- Operating since
- January 1929First generator online
- Operator
- Sappi Cloquet LLCEIA operator ID 16653
- Grid
- MISOBalancing authority MISO
- Price nodes
- None linkedNo verified ISO node
- Location
- Carlton County, MN46.7243, −92.4298
- EIA plant ID
- 50639EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Sappi Cloquet Mill produces
Free · EIA-923Net generation, 2025
443 GWh
443,349 MWh, final
Capacity factor, 2025
53.6%
2024: 58.6%
January to July 2026
265 GWh
Provisional
Range, 2015 to 2025
430.8–506.7
GWh a year. Low 2016, high 2021
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 306,223 | Not reported | 12 of 12 |
| 2001 | 304,558 | Not reported | 12 of 12 |
| 2002 | 134,077 | Not reported | 12 of 12 |
| 2003 | 443,971 | Not reported | 12 of 12 |
| 2004 | 429,423 | Not reported | 12 of 12 |
| 2005 | 410,593 | Not reported | 12 of 12 |
| 2006 | 398,821 | Not reported | 12 of 12 |
| 2007 | 424,486 | Not reported | 12 of 12 |
| 2008 | 418,249 | Not reported | 12 of 12 |
| 2009 | 396,972 | Not reported | 12 of 12 |
| 2010 | 400,838 | 48.4% | 12 of 12 |
| 2011 | 393,020 | 47.5% | 12 of 12 |
| 2012 | 381,228 | 45.9% | 12 of 12 |
| 2013 | 413,948 | 50.0% | 12 of 12 |
| 2014 | 435,593 | 52.6% | 12 of 12 |
| 2015 | 438,753 | 53.0% | 12 of 12 |
| 2016 | 430,795 | 51.9% | 12 of 12 |
| 2017 | 460,960 | 55.7% | 12 of 12 |
| 2018 | 471,617 | 57.0% | 12 of 12 |
| 2019 | 479,810 | 58.0% | 12 of 12 |
| 2020 | 466,785 | 56.2% | 12 of 12 |
| 2021 | 506,742 | 61.2% | 12 of 12 |
| 2022 | 478,917 | 57.9% | 12 of 12 |
| 2023 | 454,423 | 54.9% | 12 of 12 |
| 2024 | 486,672 | 58.6% | 12 of 12 |
| 2025 | 443,349 | 53.6% | 12 of 12 |
| 2026 (provisional, partial year) | 264,996 | 55.1% | 7 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 |
|---|---|---|---|
| GEN3 | Wood/Wood Waste Biomass | 19.2 | January 1976 |
| GEN4 | Wood/Wood Waste Biomass | 41.5 | December 1997 |
| GEN5 | Wood/Wood Waste Biomass | 27.6 | May 2001 |
| HGN1 | Conventional Hydroelectric | 1.8 | January 1950 |
| HGN5 | Conventional Hydroelectric | 0.8 | January 1929 |
| HGN6 | Conventional Hydroelectric | 0.8 | January 1929 |
| HGN7 | Conventional Hydroelectric | 2.8 | January 1980 |
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 Sappi Cloquet 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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Questions about Sappi Cloquet Mill
How much power does Sappi Cloquet Mill produce?
Sappi Cloquet Mill reported 443,349 MWh (443 GWh) of net generation in 2025, a 53.6% capacity factor on 94.5 MW of nameplate capacity. From January to July 2026 it reported 265 GWh, which is provisional.
Where is Sappi Cloquet Mill?
Sappi Cloquet Mill is in Carlton County, Minnesota, at 46.7243, −92.4298. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Sappi Cloquet Mill?
EIA-860M for August 2026 lists Sappi Cloquet LLC as the operator (EIA operator ID 16653). The operator is not always the owner.
When did Sappi Cloquet Mill start operating?
Its first generator began operating in January 1929, 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