MWPowerPlantFacts
PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/381
EIA plant 381

Moccasin · Tuolumne · CA

Moccasin

Operated by City & County of San Francisco

Annual generation274,711 MWhSum of represented EIA-923 rows
Fuel codesWATCodes retained from EIA records
Grid contextCalifornia Independent System OperatorBalancing authority or NERC region

Published location

Where is Moccasin?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

37.809388, -120.299254

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Map data © OpenStreetMap contributors

Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.

2024 monthly net generation

MonthNet generation
11,750 MWh
2112 MWh
326,582 MWh
438,217 MWh
540,296 MWh
637,325 MWh
726,547 MWh
827,981 MWh
924,379 MWh
1024,185 MWh
1120,777 MWh
126,560 MWh

Operating generators

IDTechnologyFuelMWStatus
2Conventional HydroelectricWAT51.8OP
1Conventional HydroelectricWAT45OP

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Identity, technology and limitations
EIA plant ID
381
Sector
Electric Utility
Water source
Priest Reservoir
Data edition
2024-final