Largest green-hydrogen energy-storage project in US completed in California

The zero-carbon facility will keep delivering electricity to the city of Calistoga for at least 48 hours in the event of a wildfire-related grid shutdown

The completed and operational Calistoga Resiliency Center.
The completed and operational Calistoga Resiliency Center.Photo: Pacific Gas & Electric Company
Published 26 September 2025, 11:48Updated 26 September 2025, 11:48
energy storageGreen H2USCaliforniaPG&E