california

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August 27, 2025
Following in the footsteps of several other US jurisdictions this year, officials at California’s Orange County are one step closer to amending zoning laws to allow the development of BESS. 
August 26, 2025
After an initial rush to deploy that gave CAISO and ERCOT the lead in US BESS adoption, both markets are focused on capacity and availability, writes Amit Mathrani of Rabobank Americas.
August 25, 2025
Independent power producer (IPP) Fullmark Energy has announced the commercial operation of its 20MW/40MWh Ortega energy storage project in Lake Elsinore, California, US.
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August 19, 2025
After imposing a moratorium on the development of new battery storage projects in January 2024, officials in Solano County, California, have adopted new zoning standards for the technology.
August 11, 2025
A 535MW fleet of aggregated household battery storage systems, including Tesla Powerwalls, effectively reduced net load on the California grid in a recent test event.  
August 7, 2025
Energy storage developer and system integrator Energy Vault has received approval to pursue market-based participation in the California Independent System Operator (CAISO) with the Calistoga Resiliency Centre (CRC).
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August 6, 2025
Energy-Storage.news Premium speaks with microgrid solutions provider BoxPower’s Director of Business Development, Fallon Vaughan and Sales and Marketing Coordinator Noa Schachtel, about the company’s microgrid offerings.
August 6, 2025
Arevon’s Eland Solar-plus-Storage Center in Los Angeles, California, is complete, comprising 758MW of solar and 1,200MWh battery storage.
August 1, 2025
Renewable energy developer-operator Arevon Energy has begun construction on the 300MW/1,200MWh Nighthawk Energy Storage Project in Poway, California, US.
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July 31, 2025
Following recent progress for long-duration energy storage projects in California, Terra-Gen has entered the fray with its huge 8GWh hybrid BESS project.

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