Dalles Dam North Fishway Project
Hydro power plant in Wasco County, Oregon. 6.5 MW of nameplate capacity across 1 generator, operated by Northern Wasco County PUD - (OR).
Also known as EIA plant 7431
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 6.5 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- May 1991First generator online
- Operator
- Northern Wasco County PUD - (OR)EIA operator ID 13788
- Grid
- BPATBalancing authority BPAT
- Price nodes
- None linkedNo verified ISO node
- Location
- Wasco County, OR45.6144, −121.1369
- EIA plant ID
- 7431EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Dalles Dam North Fishway Project produces
Free · EIA-923Net generation, 2025
43.4 GWh
43,383 MWh, final
Capacity factor, 2025
76.2%
2024: 77.6%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
39.5–44.3
GWh a year. Low 2020, high 2024
| 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 | 36,640 | Not reported | 12 of 12 |
| 2003 | 38,038 | Not reported | 12 of 12 |
| 2004 | 39,851 | Not reported | 12 of 12 |
| 2005 | 42,187 | Not reported | 12 of 12 |
| 2006 | 36,876 | Not reported | 12 of 12 |
| 2007 | 44,388 | Not reported | 12 of 12 |
| 2008 | 41,353 | Not reported | 12 of 12 |
| 2009 | 39,767 | Not reported | 12 of 12 |
| 2010 | 40,572 | 71.3% | 12 of 12 |
| 2011 | 38,337 | 67.3% | 12 of 12 |
| 2012 | 38,221 | 66.9% | 12 of 12 |
| 2013 | 39,590 | 69.5% | 12 of 12 |
| 2014 | 40,902 | 71.8% | 12 of 12 |
| 2015 | 41,446 | 72.8% | 12 of 12 |
| 2016 | 42,540 | 74.5% | 12 of 12 |
| 2017 | 40,298 | 70.8% | 12 of 12 |
| 2018 | 40,360 | 70.9% | 12 of 12 |
| 2019 | 43,473 | 76.3% | 12 of 12 |
| 2020 | 39,453 | 69.1% | 12 of 12 |
| 2021 | 42,397 | 74.5% | 12 of 12 |
| 2022 | 39,960 | 70.2% | 12 of 12 |
| 2023 | 41,603 | 73.1% | 12 of 12 |
| 2024 | 44,335 | 77.6% | 12 of 12 |
| 2025 | 43,383 | 76.2% | 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. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Conventional Hydroelectric | 6.5 | May 1991 |
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 Northern Wasco County PUD - (OR) as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
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Power plants near Dalles Dam North Fishway Project
More plants operated by Northern Wasco County PUD - (OR)
Questions about Dalles Dam North Fishway Project
How much power does Dalles Dam North Fishway Project produce?
Dalles Dam North Fishway Project reported 43,383 MWh (43.4 GWh) of net generation in 2025, a 76.2% capacity factor on 6.5 MW of nameplate capacity.
Where is Dalles Dam North Fishway Project?
Dalles Dam North Fishway Project is in Wasco County, Oregon, at 45.6144, −121.1369. It is in the Bonneville Power Administration balancing area (BPAT).
Who operates Dalles Dam North Fishway Project?
EIA-860M for August 2026 lists Northern Wasco County PUD - (OR) as the operator (EIA operator ID 13788). The operator is not always the owner.
When did Dalles Dam North Fishway Project start operating?
Its first generator began operating in May 1991, 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