Nippon Dynawave Packaging Longview WA
Cowlitz County, Washington · EIA plant ID 50187 · Operator: Nippon Dynawave Packaging Co.
Nameplate62MWSummer 58 MW
Generators4in service
Net generation188GWh12 mo to Aug 2026
Capacity factor27%other units, summer MW
Heat rate5,087Btu/kWhfossil units, electric fuel, HHV
First online1948
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 | 306.7 | 47.5% | 9,002 |
| 2002 | 297.5 | 41.6% | 11,914 |
| 2003 | 217.6 | 34.3% | 7,856 |
| 2004 | 287.2 | 46.4% | 4,776 |
| 2005 | 292.1 | 47.9% | 4,776 |
| 2006 | 323.5 | 53.6% | 4,776 |
| 2007 | 346.1 | 55.6% | 4,777 |
| 2008 | 343.3 | 56.2% | 4,587 |
| 2009 | 332.7 | 53.2% | 4,810 |
| 2010 | 328.3 | 53.9% | 4,924 |
| 2011 | 285.2 | 46.6% | 4,801 |
| 2012 | 306.8 | 50.0% | 4,924 |
| 2013 | 321.8 | 50.8% | 4,924 |
| 2014 | 322.6 | 51.2% | 4,924 |
| 2015 | 292.8 | 45.4% | 4,746 |
| 2016 | 284.1 | 41.5% | 5,005 |
| 2017 | 251.1 | 37.7% | 5,087 |
| 2018 | 294.3 | 46.3% | 5,087 |
| 2019 | 276.1 | 40.5% | 5,087 |
| 2020 | 295.5 | 42.0% | 5,087 |
| 2021 | 302.6 | 45.0% | 5,087 |
| 2022 | 231.3 | 33.1% | 5,087 |
| 2023 | 289 | 39.3% | 5,087 |
| 2024 | 287.3 | 38.3% | 5,087 |
| 2025 | 272.1 | 40.1% | 5,087 |
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 |
|---|---|---|---|---|---|---|---|---|
| TG1 | Wood/Wood Waste Biomass | ST | 8 | 7.4 | Jan 1948 | Operating | — | coming soon |
| TG2 | Wood/Wood Waste Biomass | ST | 5 | 4.7 | Jan 1948 | Operating | — | coming soon |
| TG4 | Wood/Wood Waste Biomass | ST | 18 | 16.7 | Jan 1954 | Operating | — | coming soon |
| TG5 | Wood/Wood Waste Biomass | ST | 31.4 | 29.2 | Jan 1976 | Operating | — | coming soon |
Owner / operator
Operator: Nippon Dynawave Packaging Co.. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Nippon Dynawave Packaging Co. | 100.0% | 62 MW |
Nearby plants
Within 80 km.
| Mint Farm Generating Station | 319 MW | 2 km |
| Longview Fibre | 45 MW | 4.7 km |
| Beaver | 611 MW | 16.4 km |
| Port Westward Unit 2 | 226 MW | 16.5 km |
| Port Westward | 483 MW | 16.5 km |
| Georgia-Pacific Wauna Mill | 30 MW | 33.6 km |