Caribou 1
Hydro power plant in Plumas County, California. 73.8 MW of nameplate capacity across 3 generators, operated by Pacific Gas & Electric Co..
Also known as EIA plant 222
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 73.8 MWNameplate
- Generators
- 3 operatingEIA-860M, August 2026
- Operating since
- June 1921First generator online
- Operator
- Pacific Gas & Electric Co.EIA operator ID 14328
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 2 CAISO nodesResource nodes with prices
- Location
- Plumas County, CA40.0855, −121.1482
- EIA plant ID
- 222EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Caribou 1 produces
Free · EIA-923Net generation, 2025
276 GWh
275,729 MWh, final
Capacity factor, 2025
42.7%
2024: 34.1%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
35.6–325.2
GWh a year. Low 2021, high 2017
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 152,836 | Not reported | 12 of 12 |
| 2001 | 79,366 | Not reported | 12 of 12 |
| 2002 | 98,582 | Not reported | 12 of 12 |
| 2003 | 141,608 | Not reported | 12 of 12 |
| 2004 | 145,858 | Not reported | 12 of 12 |
| 2005 | 129,434 | Not reported | 12 of 12 |
| 2006 | 275,333 | Not reported | 12 of 12 |
| 2007 | 95,353 | Not reported | 12 of 12 |
| 2008 | 75,044 | Not reported | 12 of 12 |
| 2009 | 88,408 | Not reported | 12 of 12 |
| 2010 | 99,181 | 15.3% | 12 of 12 |
| 2011 | 93,354 | 14.4% | 12 of 12 |
| 2012 | 85,757 | 13.2% | 12 of 12 |
| 2013 | 143,021 | 22.1% | 12 of 12 |
| 2014 | 71,782 | 11.1% | 12 of 12 |
| 2015 | 82,182 | 12.7% | 12 of 12 |
| 2016 | 85,487 | 13.2% | 12 of 12 |
| 2017 | 325,222 | 50.3% | 12 of 12 |
| 2018 | 114,369 | 17.7% | 12 of 12 |
| 2019 | 133,017 | 20.6% | 12 of 12 |
| 2020 | 97,375 | 15.0% | 12 of 12 |
| 2021 | 35,589 | 5.5% | 12 of 12 |
| 2022 | 57,797 | 8.9% | 12 of 12 |
| 2023 | 197,944 | 30.6% | 12 of 12 |
| 2024 | 221,018 | 34.1% | 12 of 12 |
| 2025 | 275,729 | 42.7% | 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 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 | 23.8 | June 1921 |
| 2 | Conventional Hydroelectric | 25.0 | June 1921 |
| 3 | Conventional Hydroelectric | 25.0 | May 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 Pacific Gas & Electric Co. 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 Caribou 1
More plants operated by Pacific Gas & Electric Co.
Questions about Caribou 1
How much power does Caribou 1 produce?
Caribou 1 reported 275,729 MWh (276 GWh) of net generation in 2025, a 42.7% capacity factor on 73.8 MW of nameplate capacity.
Where is Caribou 1?
Caribou 1 is in Plumas County, California, at 40.0855, −121.1482. It is in the California Independent System Operator balancing area (CISO).
Who operates Caribou 1?
EIA-860M for August 2026 lists Pacific Gas & Electric Co. as the operator (EIA operator ID 14328). The operator is not always the owner.
When did Caribou 1 start operating?
Its first generator began operating in June 1921, according to EIA-860M.
Does InfraMap have power prices for Caribou 1?
Yes. InfraMap has CAISO day-ahead and real-time prices at 2 price nodes linked to Caribou 1, 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
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page