Operating entity: Engie · Date of commercial operation: September 2025
Sierra Energy Storage, LLC is an operating battery storage project located in Tuolumne, California. It has a capacity of 10 MW. It became operational in 2025. Developed by Engie.
Capacity
10 MW
State
California
County
Tuolumne
Developer
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September 2025
Balancing Authority
CISO
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