Kern Oil & Refining Co
Natural gas power plant in Kern County, California. 4.5 MW of nameplate capacity across 1 generator, operated by Kern Oil & Refining Co.
Also known as EIA plant 58100
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 4.5 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- October 2002First generator online
- Operator
- Kern Oil & Refining CoEIA operator ID 57477
- Grid
- CAISOBalancing authority CISO
- Price nodes
- None linkedNo verified ISO node
- Location
- Kern County, CA35.2956, −118.9183
- EIA plant ID
- 58100EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Kern Oil & Refining Co produces
Free · EIA-923Net generation, 2025
34.4 GWh
34,360 MWh, final
Capacity factor, 2025
87.2%
2024: 89.3%
January to July 2026
21.3 GWh
Provisional
Range, 2015 to 2025
31.2–35.9
GWh a year. Low 2015, high 2019
| 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 | Not reported | Not reported | 0 of 12 |
| 2012 | 0 | 0.0% | 12 of 12 |
| 2013 | 29,610 | 75.1% | 12 of 12 |
| 2014 | 28,273 | 71.7% | 12 of 12 |
| 2015 | 31,245 | 79.3% | 12 of 12 |
| 2016 | 32,124 | Not reported | 12 of 12 |
| 2017 | 35,198 | 89.3% | 12 of 12 |
| 2018 | 31,436 | 79.7% | 12 of 12 |
| 2019 | 35,923 | 91.1% | 12 of 12 |
| 2020 | 35,049 | 88.7% | 12 of 12 |
| 2021 | 34,580 | 87.7% | 12 of 12 |
| 2022 | 34,512 | 87.5% | 12 of 12 |
| 2023 | 35,031 | 88.9% | 12 of 12 |
| 2024 | 35,292 | 89.3% | 12 of 12 |
| 2025 | 34,360 | 87.2% | 12 of 12 |
| 2026 (provisional, partial year) | 21,342 | 93.2% | 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.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 5900 | Natural Gas Fired Combustion Turbine | 4.5 | October 2002 |
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 Kern Oil & Refining Co 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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Questions about Kern Oil & Refining Co
How much power does Kern Oil & Refining Co produce?
Kern Oil & Refining Co reported 34,360 MWh (34.4 GWh) of net generation in 2025, a 87.2% capacity factor on 4.5 MW of nameplate capacity. From January to July 2026 it reported 21.3 GWh, which is provisional.
Where is Kern Oil & Refining Co?
Kern Oil & Refining Co is in Kern County, California, at 35.2956, −118.9183. It is in the California Independent System Operator balancing area (CISO).
Who operates Kern Oil & Refining Co?
EIA-860M for August 2026 lists Kern Oil & Refining Co as the operator (EIA operator ID 57477). The operator is not always the owner.
When did Kern Oil & Refining Co start operating?
Its first generator began operating in October 2002, 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