PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/66686
EIA plant 66686
Olancha · Inyo · CA
Haiwee Pumped Storage Project
Operated by Premium Energy Holdings
Published location
Where is Haiwee Pumped Storage Project?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
36.233105, -117.962470
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Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.
Operating generators
| ID | Technology | Fuel | MW | Status |
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Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
66686
Sector
IPP Non-CHP
Water source
North Haiwee Reservoir
Data edition
2024-final