Coso Operating Co LLC
3 GIL Station Road, COSO Junct Little Lake, CA 93542Company Summary Information
Coso Operating Co LLC is ranked #513 out of 5,343 utilities nationwide in terms of total annual net electricity generation, and they are ranked #4 out of 27 utilities in terms of total annual net electricity generation from geothermal.
Coso Operating Co LLC generated 320.1 GWh during the 3-month period between September 2025 to December 2025.
| Company Name | Coso Operating Co LLC |
|---|---|
| Location | 3 GIL Station Road, COSO Junct Little Lake, CA 93542 |
| EIA Utility Type | Independent Power Producer |
| EIA Utility Dates | Jan 2001 to Jun 2026 |
| EIA Annual Generation | 992.7 GWh |
| EIA Power Plants | 3 |
| Fuel Types | Geothermal |
| Ranked #513 out of 5,343 Utilities Nationwide by Annual Generation | |
| Ranked #4 out of 27 Utilities Nationwide in terms of Geothermal Generation | |
Map of Coso Operating Co LLC Locations
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Monthly Electricity Generation by Type
Monthly electricity generation by source as reported by the EIA
Power Plants Operated by Coso Operating Co LLC
| Plant | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|
| Coso Energy Developers | Inyokern, California | 235 GWh | Nov 1988 | Dec 2025 | Geothermal |
| Coso Finance Partners | Inyokern, California | 360 GWh | Jun 1987 | Jun 2026 | Geothermal |
| Coso Power Developers | Inyokern, California | 316 GWh | Oct 1989 | Jun 2026 | Geothermal |
Other Companies Listed Alphabetically
A list of companies close to Coso Operating Co LLC when arranged alphabetically. They do not neccessarily have any association with Coso Operating Co LLC.
| Company Name | Company Location | EIA Annual Generation | FERC 2025 Q2 Transactions |
|---|---|---|---|
| Cork Solar, LLC | New York, NY | 2.5 GWh | - |
| Corn Belt Power Coop | Humboldt, IA | 4.0 GWh | $31.13M |
| Cornell Renewable | Ithaca, NY | 3.1 GWh | - |
| Cornell University - CHP | Ithaca, NY | 249.7 GWh | - |
| Cornillie 2 Community Solar LLC | Safety Harbor, FL | 1.7 GWh | - |
| Corning Riverview Project | Safery Harbor, FL | 7.4 GWh | - |
| Corpus Christi Cogeneration LLC | Corpus Christi, TX | 2.1 TWh | - |
| Cortland Solar 2 LLC | Jersey City, NJ | 4.5 GWh | - |
| Corvus Community Solar | Scottsdale, AZ | 8.4 GWh | - |
| COSO Battery Storage, LLC | Scottsdale, AZ | - | $2.42M |
| Cosper Creek Solar, LLC | Greenwood VIllage, CO | 3.9 GWh | - |
| Costco Wholesale | Issaquah, WA | 24.7 GWh | - |
| Costen Solar LLC | 17.0 GWh | - | |
| Cot/Division Of Water Reclamation | Toledo, OH | 668.6 MWh | - |
| Cottage Grove Operating Services LLC | Cottage Grove, MN | 656.1 GWh | - |
| Cotton Plains Wind I, LLC | Houston, TX | 205.7 GWh | - |
| Cottontail Solar 2, LLC | San Francisco, CA | - | $611.77k |
| Cottontail Solar 8, LLC | San Francisco, CA | - | $520.30k |
| Cottonwood Bayou Solar, LLC | Houston, TX | 647.7 GWh | - |
| Cottonwood Energy Co LP | Deweyville, TX | 12.1 TWh | $20.03M |