Port Edwards Mill
Wood County, Wisconsin · EIA plant ID 54103 · Operator: Domtar Industries Inc
Nameplate7MWSummer 7 MW
Generators11in service
Net generation36GWh12 mo to Aug 2026
Capacity factor62%hydro units, summer MW
Heat rate—Btu/kWhfossil units, electric fuel, HHV
First online1913
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), hydro 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 | 93.1 | 16.1% | — |
| 2002 | 93.6 | 67.5% | — |
| 2003 | 80.9 | 69.3% | 12,454 |
| 2004 | 95.4 | 72.3% | 5,175 |
| 2006 | 86 | 68.3% | 5,175 |
| 2007 | 78.8 | 59.6% | 5,019 |
| 2008 | 58.5 | 56.9% | 5,019 |
| 2009 | 32.8 | 56.7% | — |
| 2010 | 36.6 | 63.4% | — |
| 2011 | 40.5 | 70.0% | — |
| 2012 | 31.5 | 54.3% | — |
| 2013 | 37.6 | 65.1% | — |
| 2014 | 40.6 | 70.1% | — |
| 2015 | 42.1 | 72.8% | — |
| 2016 | 44.2 | 76.2% | — |
| 2017 | 39.5 | 68.3% | — |
| 2018 | 37.7 | 65.3% | — |
| 2019 | 21.8 | 37.8% | — |
| 2020 | 26.5 | 45.8% | — |
| 2021 | 31 | 53.7% | — |
| 2022 | 29.3 | 50.6% | — |
| 2023 | 32.1 | 55.5% | — |
| 2024 | 39.1 | 67.4% | — |
| 2025 | 37.3 | 64.4% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| HG1 | Conventional Hydroelectric | HY | 0.4 | 0.4 | Jan 1913 | Operating | — | coming soon |
| HG2 | Conventional Hydroelectric | HY | 0.4 | 0.4 | Jan 1913 | Operating | — | coming soon |
| HG3 | Conventional Hydroelectric | HY | 0.4 | 0.4 | Jan 1913 | Operating | — | coming soon |
| HG4 | Conventional Hydroelectric | HY | 0.4 | 0.4 | Jan 1913 | Operating | — | coming soon |
| HG5 | Conventional Hydroelectric | HY | 0.8 | 0.8 | Jan 1926 | Operating | — | coming soon |
| HG6 | Conventional Hydroelectric | HY | 0.8 | 0.8 | Jan 1926 | Operating | — | coming soon |
| JHG1 | Conventional Hydroelectric | HY | 1.3 | 1.2 | Jan 1926 | Operating | — | coming soon |
| JHG2 | Conventional Hydroelectric | HY | 0.6 | 0.6 | Jan 1938 | Operating | — | coming soon |
| JHG3 | Conventional Hydroelectric | HY | 0.6 | 0.6 | Jan 1939 | Operating | — | coming soon |
| JHG4 | Conventional Hydroelectric | HY | 0.4 | 0.4 | Jan 1943 | Operating | — | coming soon |
| JHG5 | Conventional Hydroelectric | HY | 0.6 | 0.6 | Jan 1977 | Operating | — | coming soon |
| GEN4 | Petroleum Liquids | ST | 1.9 | 1.8 | Feb 1930 | Retired Mar 2013 | — | coming soon |
| GEN7 | Petroleum Liquids | ST | 5 | 4.7 | Jan 1962 | Retired Mar 2013 | — | coming soon |
Owner / operator
Operator: Domtar Industries Inc. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Domtar Industries Inc | 100.0% | 7 MW |
Nearby plants
Within 80 km.
| Georgia-Pacific Corp - Nekoosa Mill | 39 MW | 3.4 km |
| Wisconsin Rapids | 8 MW | 7.2 km |
| Wisconsin Rapids Pulp Mill | retired | 7.3 km |
| Wood County | 225 MW | 7.5 km |
| Wisconsin Rapids Paper Mill | retired | 9.1 km |
| Biron Mill | 62 MW | 12.5 km |