High Sierra Cogeneration Plant
Natural gas power plant in Lassen County, California. 6.2 MW of nameplate capacity across 2 generators, operated by Plumas Sierra Rural Electric Coop.
Also known as EIA plant 57977
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 6.2 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- February 2010First generator online
- Operator
- Plumas Sierra Rural Electric CoopEIA operator ID 57353
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 1 CAISO nodeResource nodes with prices
- Location
- Lassen County, CA40.4128, −120.4774
- EIA plant ID
- 57977EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power High Sierra Cogeneration Plant produces
Free · EIA-923Net generation, 2025
33.2 GWh
33,249 MWh, final
Capacity factor, 2025
61.2%
2024: 67.4%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
25.1–37.0
GWh a year. Low 2017, high 2015
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | 23,927 | 45.5% | 12 of 12 |
| 2012 | 29,600 | 56.2% | 12 of 12 |
| 2013 | 28,364 | 54.0% | 12 of 12 |
| 2014 | 36,212 | 68.9% | 12 of 12 |
| 2015 | 37,032 | 70.5% | 12 of 12 |
| 2016 | 34,600 | 65.6% | 12 of 12 |
| 2017 | 25,115 | 47.8% | 12 of 12 |
| 2018 | 34,849 | 66.3% | 12 of 12 |
| 2019 | 31,553 | 60.0% | 12 of 12 |
| 2020 | 31,140 | 59.1% | 12 of 12 |
| 2021 | 27,996 | 53.3% | 12 of 12 |
| 2022 | 33,712 | 64.1% | 12 of 12 |
| 2023 | 35,660 | Not reported | 12 of 12 |
| 2024 | 36,705 | 67.4% | 12 of 12 |
| 2025 | 33,249 | 61.2% | 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.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| ENG1 | Natural Gas Internal Combustion Engine | 3.1 | February 2010 |
| ENG2 | Natural Gas Internal Combustion Engine | 3.1 | February 2010 |
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 Plumas Sierra Rural Electric Coop as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Power plants near High Sierra Cogeneration Plant
More plants operated by Plumas Sierra Rural Electric Coop
Questions about High Sierra Cogeneration Plant
How much power does High Sierra Cogeneration Plant produce?
High Sierra Cogeneration Plant reported 33,249 MWh (33.2 GWh) of net generation in 2025, a 61.2% capacity factor on 6.2 MW of nameplate capacity.
Where is High Sierra Cogeneration Plant?
High Sierra Cogeneration Plant is in Lassen County, California, at 40.4128, −120.4774. It is in the California Independent System Operator balancing area (CISO).
Who operates High Sierra Cogeneration Plant?
EIA-860M for August 2026 lists Plumas Sierra Rural Electric Coop as the operator (EIA operator ID 57353). The operator is not always the owner.
When did High Sierra Cogeneration Plant start operating?
Its first generator began operating in February 2010, according to EIA-860M.
Does InfraMap have power prices for High Sierra Cogeneration Plant?
Yes. InfraMap has CAISO day-ahead and real-time prices at 1 price node linked to High Sierra Cogeneration Plant, 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