Cal Flats BESS

Cal Flats BESS is a storage power facility in San Miguel, CA, with 60 MW of operating capacity.

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Operating capacity60 MW1 operating generators

Proposed capacity0 MW0 proposed generators

UtilityArevon Energy, Inc.EIA-reported operator

Balancing authorityCISOCalifornia Independent System Operator

Capacity profile

Fuel and technology

Nameplate capacity

Operating

Storage60 MW

ProposedNo proposed capacity reported

Reported technologiesBatteries

Source quality

Preliminary facility data

This page uses the EIA-860 2025 Early Release. EIA identifies the release as preliminary, so it should not be used for official state or national aggregation. Capacity is nameplate capacity, not real-time output or annual generation.

Read methodology EIA-860 source

Cal Flats BESS

Fuel and technology

Related facilities

Preliminary facility data