Minidoka
Hydro power plant in Minidoka County, Idaho. 27.7 MW of nameplate capacity across 4 generators, operated by U S Bureau of Reclamation.
Also known as EIA plant 6398
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 27.7 MWNameplate
- Generators
- 4 operatingEIA-860M, August 2026
- Operating since
- June 1927First generator online
- Operator
- U S Bureau of ReclamationEIA operator ID 2518
- Grid
- BPATBalancing authority BPAT
- Price nodes
- None linkedNo verified ISO node
- Location
- Minidoka County, ID42.6699, −113.4832
- EIA plant ID
- 6398EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Minidoka produces
Free · EIA-923Net generation, 2025
98.8 GWh
98,814 MWh, final
Capacity factor, 2025
40.7%
2024: 45.9%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
40.0–111.7
GWh a year. Low 2019, high 2024
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 142,887 | Not reported | 12 of 12 |
| 2001 | 105,837 | Not reported | 12 of 12 |
| 2002 | 87,740 | Not reported | 12 of 12 |
| 2003 | 86,936 | Not reported | 12 of 12 |
| 2004 | 80,681 | Not reported | 12 of 12 |
| 2005 | 80,899 | Not reported | 12 of 12 |
| 2006 | 116,633 | Not reported | 12 of 12 |
| 2007 | 107,878 | Not reported | 12 of 12 |
| 2008 | 98,301 | Not reported | 12 of 12 |
| 2009 | 123,906 | Not reported | 12 of 12 |
| 2010 | 110,357 | 45.5% | 12 of 12 |
| 2011 | 181,668 | 74.9% | 12 of 12 |
| 2012 | 135,482 | 55.7% | 12 of 12 |
| 2013 | 85,252 | 35.1% | 12 of 12 |
| 2014 | 96,317 | 39.7% | 12 of 12 |
| 2015 | 110,976 | 45.7% | 12 of 12 |
| 2016 | 75,153 | 30.9% | 12 of 12 |
| 2017 | 50,897 | 21.0% | 12 of 12 |
| 2018 | 48,650 | 20.0% | 12 of 12 |
| 2019 | 39,952 | 16.5% | 12 of 12 |
| 2020 | 49,889 | 20.5% | 12 of 12 |
| 2021 | 92,641 | 38.2% | 12 of 12 |
| 2022 | 89,134 | 36.7% | 12 of 12 |
| 2023 | 59,436 | 24.5% | 12 of 12 |
| 2024 | 111,667 | 45.9% | 12 of 12 |
| 2025 | 98,814 | 40.7% | 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 |
|---|---|---|---|
| 6 | Conventional Hydroelectric | 2.7 | June 1927 |
| 7 | Conventional Hydroelectric | 5.0 | May 1942 |
| 8 | Conventional Hydroelectric | 10.0 | June 1997 |
| 9 | Conventional Hydroelectric | 10.0 | June 1997 |
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 U S Bureau of Reclamation 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 Minidoka
More plants operated by U S Bureau of Reclamation
Questions about Minidoka
How much power does Minidoka produce?
Minidoka reported 98,814 MWh (98.8 GWh) of net generation in 2025, a 40.7% capacity factor on 27.7 MW of nameplate capacity.
Where is Minidoka?
Minidoka is in Minidoka County, Idaho, at 42.6699, −113.4832. It is in the Bonneville Power Administration balancing area (BPAT).
Who operates Minidoka?
EIA-860M for August 2026 lists U S Bureau of Reclamation as the operator (EIA operator ID 2518). The operator is not always the owner.
When did Minidoka start operating?
Its first generator began operating in June 1927, 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