Don Pedro
Hydro power plant in Tuolumne County, California. 170.8 MW of nameplate capacity across 4 generators, operated by Turlock Irrigation District.
Also known as New Don Pedro Dam Power Station · EIA plant 439
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 170.8 MWNameplate
- Generators
- 4 operatingEIA-860M, August 2026
- Operating since
- May 1971First generator online
- Operator
- Turlock Irrigation DistrictEIA operator ID 19281
- Grid
- TIDCBalancing authority TIDC
- Price nodes
- None linkedNo verified ISO node
- Location
- Tuolumne County, CA37.6960, −120.4202
- EIA plant ID
- 439EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Don Pedro produces
Free · EIA-923Net generation, 2025
280 GWh
279,866 MWh, final
Capacity factor, 2025
18.7%
2024: 31.6%
January to July 2026
204 GWh
Provisional
Range, 2015 to 2025
145.2–563.3
GWh a year. Low 2015, high 2017
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 477,697 | Not reported | 12 of 12 |
| 2001 | 304,118 | Not reported | 12 of 12 |
| 2002 | 261,334 | Not reported | 12 of 12 |
| 2003 | 276,980 | Not reported | 12 of 12 |
| 2004 | 334,753 | Not reported | 12 of 12 |
| 2005 | 637,710 | Not reported | 12 of 12 |
| 2006 | 667,876 | Not reported | 12 of 12 |
| 2007 | 288,932 | Not reported | 12 of 12 |
| 2008 | 226,703 | Not reported | 12 of 12 |
| 2009 | 259,069 | Not reported | 12 of 12 |
| 2010 | 527,932 | 35.3% | 12 of 12 |
| 2011 | 713,745 | 47.7% | 12 of 12 |
| 2012 | 301,217 | 20.1% | 12 of 12 |
| 2013 | 250,130 | 16.7% | 12 of 12 |
| 2014 | 155,818 | 10.4% | 12 of 12 |
| 2015 | 145,186 | 9.7% | 12 of 12 |
| 2016 | 224,070 | 14.9% | 12 of 12 |
| 2017 | 563,347 | 37.7% | 12 of 12 |
| 2018 | 293,638 | 19.6% | 12 of 12 |
| 2019 | 359,340 | 24.0% | 12 of 12 |
| 2020 | 241,722 | 16.1% | 12 of 12 |
| 2021 | 175,452 | 11.7% | 12 of 12 |
| 2022 | 165,510 | 11.1% | 12 of 12 |
| 2023 | 538,261 | 36.0% | 12 of 12 |
| 2024 | 474,677 | 31.6% | 12 of 12 |
| 2025 | 279,866 | 18.7% | 12 of 12 |
| 2026 (provisional, partial year) | 204,146 | 23.5% | 7 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 | 45.5 | May 1971 |
| 2 | Conventional Hydroelectric | 45.5 | May 1971 |
| 3 | Conventional Hydroelectric | 45.5 | May 1971 |
| 4 | Conventional Hydroelectric | 34.3 | April 1989 |
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 Turlock 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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Power plants near Don Pedro
More plants operated by Turlock Irrigation District
Questions about Don Pedro
How much power does Don Pedro produce?
Don Pedro reported 279,866 MWh (280 GWh) of net generation in 2025, a 18.7% capacity factor on 170.8 MW of nameplate capacity. From January to July 2026 it reported 204 GWh, which is provisional.
Where is Don Pedro?
Don Pedro is in Tuolumne County, California, at 37.6960, −120.4202. It is in the Turlock Irrigation District balancing area (TIDC).
Who operates Don Pedro?
EIA-860M for August 2026 lists Turlock Irrigation District as the operator (EIA operator ID 19281). The operator is not always the owner.
When did Don Pedro start operating?
Its first generator began operating in May 1971, 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)
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page