Middle Fork Irrigation District
Hydro power plant in Hood River County, Oregon. 3.3 MW of nameplate capacity across 3 generators, operated by Middle Fork Irrigation Dist.
Also known as EIA plant 50917
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 3.3 MWNameplate
- Generators
- 3 operatingEIA-860M, August 2026
- Operating since
- March 1986First generator online
- Operator
- Middle Fork Irrigation DistEIA operator ID 12502
- Grid
- BPATBalancing authority BPAT
- Price nodes
- None linkedNo verified ISO node
- Location
- Hood River County, OR45.4807, −121.5998
- EIA plant ID
- 50917EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Middle Fork Irrigation District produces
Free · EIA-923Net generation, 2025
20.0 GWh
19,987 MWh, final
Capacity factor, 2025
69.1%
2024: 69.5%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
20.0–25.5
GWh a year. Low 2025, high 2016
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | 18,451 | Not reported | 12 of 12 |
| 2002 | 23,414 | Not reported | 12 of 12 |
| 2003 | 23,150 | Not reported | 12 of 12 |
| 2004 | 25,057 | Not reported | 12 of 12 |
| 2005 | 23,725 | Not reported | 12 of 12 |
| 2006 | 22,424 | Not reported | 12 of 12 |
| 2007 | 25,245 | Not reported | 12 of 12 |
| 2008 | 24,944 | Not reported | 12 of 12 |
| 2009 | 23,531 | Not reported | 12 of 12 |
| 2010 | 23,689 | 81.9% | 12 of 12 |
| 2011 | 24,263 | 83.9% | 12 of 12 |
| 2012 | 25,188 | 86.9% | 12 of 12 |
| 2013 | 26,161 | 90.5% | 12 of 12 |
| 2014 | 26,331 | 91.1% | 12 of 12 |
| 2015 | 23,931 | 82.8% | 12 of 12 |
| 2016 | 25,490 | 87.9% | 12 of 12 |
| 2017 | 25,447 | 88.0% | 12 of 12 |
| 2018 | 22,507 | 77.9% | 12 of 12 |
| 2019 | 22,653 | 78.4% | 12 of 12 |
| 2020 | 23,886 | 82.4% | 12 of 12 |
| 2021 | 21,077 | 72.9% | 12 of 12 |
| 2022 | 23,436 | 81.1% | 12 of 12 |
| 2023 | 20,217 | 69.9% | 12 of 12 |
| 2024 | 20,136 | 69.5% | 12 of 12 |
| 2025 | 19,987 | 69.1% | 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 |
|---|---|---|---|
| GEN1 | Conventional Hydroelectric | 2.0 | March 1986 |
| GEN2 | Conventional Hydroelectric | 0.5 | March 1986 |
| GEN3 | Conventional Hydroelectric | 0.8 | March 1986 |
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 Middle Fork Irrigation Dist 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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Questions about Middle Fork Irrigation District
How much power does Middle Fork Irrigation District produce?
Middle Fork Irrigation District reported 19,987 MWh (20.0 GWh) of net generation in 2025, a 69.1% capacity factor on 3.3 MW of nameplate capacity.
Where is Middle Fork Irrigation District?
Middle Fork Irrigation District is in Hood River County, Oregon, at 45.4807, −121.5998. It is in the Bonneville Power Administration balancing area (BPAT).
Who operates Middle Fork Irrigation District?
EIA-860M for August 2026 lists Middle Fork Irrigation Dist as the operator (EIA operator ID 12502). The operator is not always the owner.
When did Middle Fork Irrigation District start operating?
Its first generator began operating in March 1986, 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