Ashdown
Ashdown is a biomass and waste plant in Little River County, Arkansas, operated by Domtar Industries Inc. Among the 584 biomass and waste plants in the country it is the third-largest. It is the biggest of Arkansas’s 5 biomass and waste plants. Its oldest working unit dates from 1968, the second-earliest start among Arkansas’s 5 biomass and waste plants. Four units here can switch between natural gas and oil.
Nameplate capacity, 2025
156 MW
128 MW net summer capacity
4 operable units
- Wood and wood waste156 MW100%
Unit by unit, 1968 to 2025
operating in 2025bar height follows unit size
Unit GEN1 Wood and wood waste, 19.5 MW, 1968
Unit GEN2 Wood and wood waste, 47 MW, 1979
Unit GEN3 Wood and wood waste, 45 MW, 1991
Unit GEN4 Wood and wood waste, 45 MW, 1991
Among Arkansas’s plants
Largest plants in the state by nameplate capacity, with the plants ranked next to this one.
- 1Union Power Station2,428 MW
- 2Arkansas Nuclear One1,845 MW
- 3Independence Steam Electric Station1,800 MW
- 24Crooked Lake Solar, LLC175 MW
- 25Dardanelle161 MW
- 26Ashdownthis plant
- 27Fulton (AR)155 MW
- 28Driver Solar150 MW
Other rankings
- All US power plants
- 1923rd of 14,286
- Power plants in Arkansas
- 26th of 120
- Plants in the Southwest Power Pool balancing area
- 189th of 713
- Plants run by Domtar Industries Inc
- 1st of 3
- Biggest single unit, among Arkansas’s plants
- 39th of 120
Operable units
| Unit | Technology | Nameplate | Summer | Online | Status |
|---|---|---|---|---|---|
| GEN1 | Wood and wood waste | 19.5 MW | 17 MW | 1968 | Operating |
| GEN2 | Wood and wood waste | 47 MW | 40 MW | 1979 | Operating |
| GEN3 | Wood and wood waste | 45 MW | 33 MW | 1991 | Operating |
| GEN4 | Wood and wood waste | 45 MW | 38 MW | 1991 | Operating |
Grid and site
- Balancing area
- Southwest Power Pool
- Reliability region
- SERC Reliability Corporation
- Highest grid connection voltage
- 69 kV
- Water source
- Millwood Lake
- Nearest town on record
- Ashdown
- Operator type
- Industrial (cogeneration)
- Coordinates
- 33.642°N, 94.108°W
Closest plants
| Plant | Runs on | Capacity | Distance |
|---|---|---|---|
| Southwest Arkansas Electric | Solar | 1 MW | 9.7 mi southeast |
| John W Turk Jr Power Plant | Coal | 609 MW | 17.1 mi east |
| Fulton (AR) | Natural gas | 155 MW | 18.3 mi east |
| ACC | Solar | 2 MW | 24.3 mi northeast |
| UADA | Solar | 2.8 MW | 24.3 mi northeast |
| International Paper Texarkana Mill | Biomass and waste | 65 MW | 26.8 mi south |
| Narrows (AR) | Hydroelectric | 25.5 MW | 41.6 mi northeast |
| Broken Bow Dam | Hydroelectric | 100 MW | 47.7 mi northwest |