El Dorado
Hydro power plant in El Dorado County, California. 20 MW of nameplate capacity across 2 generators, operated by El Dorado Irrigation District.
Also known as El Dorado Powerhouse · EIA plant 238
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Key facts
- Capacity
- 20 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- January 1924First generator online
- Operator
- El Dorado Irrigation DistrictEIA operator ID 25915
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 2 CAISO nodesResource nodes with prices
- Location
- El Dorado County, CA38.7936, −120.6192
- EIA plant ID
- 238EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power El Dorado produces
Free · EIA-923Net generation, 2025
80.5 GWh
80,546 MWh, final
Capacity factor, 2025
46.0%
2024: 46.0%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
28.8–101.0
GWh a year. Low 2021, high 2023
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 0 | Not reported | 12 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | 0 | Not reported | 12 of 12 |
| 2003 | 9,557 | Not reported | 12 of 12 |
| 2004 | 63,572 | Not reported | 12 of 12 |
| 2005 | 111,307 | Not reported | 12 of 12 |
| 2006 | 96,488 | Not reported | 12 of 12 |
| 2007 | 62,166 | Not reported | 12 of 12 |
| 2008 | 60,252 | Not reported | 12 of 12 |
| 2009 | 73,259 | Not reported | 12 of 12 |
| 2010 | 79,793 | 45.5% | 12 of 12 |
| 2011 | 105,351 | 60.1% | 12 of 12 |
| 2012 | 67,329 | 38.3% | 12 of 12 |
| 2013 | 71,093 | 40.6% | 12 of 12 |
| 2014 | 44,779 | 25.6% | 12 of 12 |
| 2015 | 32,296 | 18.4% | 12 of 12 |
| 2016 | 61,247 | 34.9% | 12 of 12 |
| 2017 | 75,079 | 42.9% | 12 of 12 |
| 2018 | 59,185 | 33.8% | 12 of 12 |
| 2019 | 85,648 | 48.9% | 12 of 12 |
| 2020 | 64,023 | 36.4% | 12 of 12 |
| 2021 | 28,753 | 16.4% | 12 of 12 |
| 2022 | 39,277 | 22.4% | 12 of 12 |
| 2023 | 100,957 | 57.6% | 12 of 12 |
| 2024 | 80,852 | 46.0% | 12 of 12 |
| 2025 | 80,546 | 46.0% | 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 account · CAISOEmissions
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 | 10.0 | January 1924 |
| 2 | Conventional Hydroelectric | 10.0 | January 1924 |
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 El Dorado Irrigation District 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 El Dorado
How much power does El Dorado produce?
El Dorado reported 80,546 MWh (80.5 GWh) of net generation in 2025, a 46.0% capacity factor on 20 MW of nameplate capacity.
Where is El Dorado?
El Dorado is in El Dorado County, California, at 38.7936, −120.6192. It is in the California Independent System Operator balancing area (CISO).
Who operates El Dorado?
EIA-860M for August 2026 lists El Dorado Irrigation District as the operator (EIA operator ID 25915). The operator is not always the owner.
When did El Dorado start operating?
Its first generator began operating in January 1924, according to EIA-860M.
Does InfraMap have power prices for El Dorado?
Yes. InfraMap has CAISO day-ahead and real-time prices at 2 price nodes linked to El Dorado, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
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)
- CAISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page