Marlboro Mill
Wood biomass power plant in Marlboro County, South Carolina. 51.4 MW of nameplate capacity across 1 generator, operated by Domtar Paper Company Bennettsville.
Also known as EIA plant 57470
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 51.4 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- September 2010First generator online
- Operator
- Domtar Paper Company BennettsvilleEIA operator ID 56788
- Grid
- SCBalancing authority SC
- Price nodes
- None linkedNo verified ISO node
- Location
- Marlboro County, SC34.6050, −79.7850
- EIA plant ID
- 57470EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Marlboro Mill produces
Free · EIA-923Net generation, 2025
213 GWh
213,488 MWh, final
Capacity factor, 2025
47.4%
2024: 44.0%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
0.0–213.5
GWh a year. Low 2015, high 2025
| 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 | 72,413 | Not reported | 12 of 12 |
| 2011 | 271,238 | 60.2% | 12 of 12 |
| 2012 | 116,309 | 25.8% | 12 of 12 |
| 2013 | 251,684 | 55.9% | 12 of 12 |
| 2014 | 150,757 | 33.5% | 12 of 12 |
| 2015 | 0 | 0.0% | 12 of 12 |
| 2016 | 19,942 | 4.4% | 12 of 12 |
| 2017 | 0 | 0.0% | 12 of 12 |
| 2018 | 0 | 0.0% | 12 of 12 |
| 2019 | 0 | 0.0% | 12 of 12 |
| 2020 | 0 | 0.0% | 12 of 12 |
| 2021 | 0 | 0.0% | 12 of 12 |
| 2022 | 0 | 0.0% | 12 of 12 |
| 2023 | 0 | 0.0% | 12 of 12 |
| 2024 | 198,465 | 44.0% | 12 of 12 |
| 2025 | 213,488 | 47.4% | 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 |
|---|---|---|---|
| MG1 | Wood/Wood Waste Biomass | 51.4 | September 2010 |
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 Paper Company Bennettsville 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 Marlboro Mill
How much power does Marlboro Mill produce?
Marlboro Mill reported 213,488 MWh (213 GWh) of net generation in 2025, a 47.4% capacity factor on 51.4 MW of nameplate capacity.
Where is Marlboro Mill?
Marlboro Mill is in Marlboro County, South Carolina, at 34.6050, −79.7850. It is in the South Carolina Public Service Authority balancing area (SC).
Who operates Marlboro Mill?
EIA-860M for August 2026 lists Domtar Paper Company Bennettsville as the operator (EIA operator ID 56788). The operator is not always the owner.
When did Marlboro Mill start operating?
Its first generator began operating in September 2010, 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