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Shirk Energy Storage

Battery storage power plant · Tulare County, California

Nameplate capacity
80 MW
Rank in California
#327
of 1,897 plants
In service since
2026
March 2026

Details

Primary fuel
Battery storage
Technology
Batteries
Operator
VESI 15 LLC
County
Tulare County
Generating units
1
Share of state capacity
0.07%
Rank among battery storage plants in California
#47 of 142
EIA plant code
68494

Generating units

Individual generating units at Shirk Energy Storage
UnitTechnologyNameplateSummerOnlineStatus
SHRK1Batteries80 MW80 MW2026Operating

Nameplate is the maximum rated output; summer capacity is what the unit can reliably deliver on a hot day, which is typically lower.

Similarly sized plants in California

North Brawley Geothermal PlantOther80 MW
Sagebrush ESSBattery storage80 MW
Pit 6Hydro79 MW
RalstonHydro79 MW

About this data

From EIA’s inventory of operable generators, May 2026 release. Capacity is nameplate — the maximum rated output of the equipment, not what the plant actually generates over a year, which depends on how often it runs. A 80 MW solar plant and a 80 MW nuclear plant have the same entry here and produce very different amounts of electricity.

“In service since” is the earliest in-service date among the units still listed, so a site rebuilt around newer equipment can read as younger than the site itself. All California power plants · What California actually generates