Rumford Cogeneration
Oxford County, Maine · EIA plant ID 10495 · Operator: nd paper llc
Nameplate103MWSummer 85 MW
Generators1in service
Net generation397GWh12 mo to Aug 2026
Capacity factor49%other units, summer MW
Heat rate5,999Btu/kWhfossil units, electric fuel, HHV
First online1990
The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), other units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2001 | 675.8 | — | 8,860 |
| 2002 | 767.4 | — | 8,495 |
| 2003 | 704.4 | — | 5,228 |
| 2004 | 734.1 | — | 4,659 |
| 2005 | 728.4 | — | 4,659 |
| 2006 | 700.9 | — | 4,659 |
| 2007 | 701.8 | — | 4,660 |
| 2008 | 574.5 | — | 5,101 |
| 2009 | 456.4 | — | 5,199 |
| 2010 | 603.2 | — | 5,074 |
| 2011 | 628.4 | — | 5,040 |
| 2012 | 622 | — | 5,061 |
| 2013 | 611.5 | — | 5,071 |
| 2014 | 588.5 | — | 5,110 |
| 2015 | 519 | 60.1% | 5,164 |
| 2016 | 540.7 | 63.7% | 5,459 |
| 2017 | 574.5 | 68.5% | 5,411 |
| 2018 | 588.4 | 70.8% | 5,388 |
| 2019 | 560 | 65.7% | 5,376 |
| 2020 | 542.2 | 65.0% | 5,435 |
| 2021 | 383.7 | 43.0% | 5,685 |
| 2022 | 428.4 | 50.0% | 5,608 |
| 2023 | 409.1 | 47.7% | 5,597 |
| 2024 | 415.9 | 50.3% | 5,197 |
| 2025 | 423.9 | 51.5% | 5,445 |
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| GEN1 | Wood/Wood Waste Biomass | ST | 102.6 | 85 | Jan 1990 | Operating | — | coming soon |
Owner / operator
Operator: nd paper llc. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| nd paper llc | 100.0% | 103 MW |
Nearby plants
Within 80 km.
| Mead Rumford Cogen | retired | 0.6 km |
| Rumford ESS | 5 MW | 2.8 km |
| Rumford Power LLC | 275 MW | 2.8 km |
| Mainely Solar (Wyman Hill Solar LLC) | 4 MW | 4.2 km |
| Rumford Falls Hydro Facility | 53 MW | 6.9 km |
| RoxWind | 15 MW | 9.3 km |