Ashdown
Wood biomass power plant in Little River County, Arkansas. 156.5 MW of nameplate capacity across 4 generators, operated by Domtar Industries Inc.
Also known as Ashdown Cogen · EIA plant 54104
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 156.5 MWNameplate
- Generators
- 4 operatingEIA-860M, August 2026
- Operating since
- January 1968First generator online
- Operator
- Domtar Industries IncEIA operator ID 5262
- Grid
- SPPBalancing authority SWPP
- Price nodes
- None linkedNo verified ISO node
- Location
- Little River County, AR33.6417, −94.1083
- EIA plant ID
- 54104EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Ashdown produces
Free · EIA-923Net generation, 2025
587 GWh
587,038 MWh, final
Capacity factor, 2025
42.8%
2024: 41.6%
January to July 2026
319 GWh
Provisional
Range, 2015 to 2025
496.2–761.2
GWh a year. Low 2023, high 2015
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 866,723 | Not reported | 12 of 12 |
| 2001 | 152,566 | Not reported | 2 of 12 |
| 2002 | 889,212 | Not reported | 12 of 12 |
| 2003 | 150,096 | Not reported | 2 of 12 |
| 2004 | 202,808 | Not reported | 3 of 12 |
| 2005 | 809,243 | Not reported | 12 of 12 |
| 2006 | 790,783 | Not reported | 12 of 12 |
| 2007 | 793,437 | Not reported | 12 of 12 |
| 2008 | 808,774 | Not reported | 12 of 12 |
| 2009 | 811,139 | Not reported | 12 of 12 |
| 2010 | 850,763 | 62.1% | 12 of 12 |
| 2011 | 856,764 | 62.5% | 12 of 12 |
| 2012 | 813,625 | 59.2% | 12 of 12 |
| 2013 | 758,693 | 55.3% | 12 of 12 |
| 2014 | 66,764 | 57.3% | 1 of 12 |
| 2015 | 761,245 | 55.5% | 12 of 12 |
| 2016 | 573,418 | 41.7% | 12 of 12 |
| 2017 | 643,527 | 46.9% | 12 of 12 |
| 2018 | 655,298 | 47.8% | 12 of 12 |
| 2019 | 667,162 | 48.7% | 12 of 12 |
| 2020 | 558,405 | 40.6% | 12 of 12 |
| 2021 | 601,509 | 43.9% | 12 of 12 |
| 2022 | 599,992 | 43.8% | 12 of 12 |
| 2023 | 496,212 | 36.2% | 12 of 12 |
| 2024 | 572,130 | 41.6% | 12 of 12 |
| 2025 | 587,038 | 42.8% | 12 of 12 |
| 2026 (provisional, partial year) | 319,022 | 40.1% | 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, USGSWithdrawal, 2024
Not reported
million gallons as reported; not used, see note
Consumption, 2024
Not reported
million gallons
Source
Millwood Lake
Surface, Fresh. Mixed systems
Watershed stress
Low · 0.244
USGS SUI, HUC12 Hudson Creek
0 of 12 cooling months report withdrawal. SUI of the HUC12 containing the plant. Consumption is below 5% of a large reported withdrawal, so the withdrawal is not used. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| GEN1 | Wood/Wood Waste Biomass | 19.5 | January 1968 |
| GEN2 | Wood/Wood Waste Biomass | 47.0 | October 1979 |
| GEN3 | Wood/Wood Waste Biomass | 45.0 | April 1991 |
| GEN4 | Wood/Wood Waste Biomass | 45.0 | April 1991 |
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 Domtar Industries Inc 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 Ashdown
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Questions about Ashdown
How much power does Ashdown produce?
Ashdown reported 587,038 MWh (587 GWh) of net generation in 2025, a 42.8% capacity factor on 156.5 MW of nameplate capacity. From January to July 2026 it reported 319 GWh, which is provisional.
Where is Ashdown?
Ashdown is in Little River County, Arkansas, at 33.6417, −94.1083. It is in the Southwest Power Pool balancing area (SWPP).
Who operates Ashdown?
EIA-860M for August 2026 lists Domtar Industries Inc as the operator (EIA operator ID 5262). The operator is not always the owner.
When did Ashdown start operating?
Its first generator began operating in January 1968, 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)
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page