Battery energy storage is load shifting up to 6GWh a day on the California ISO (CAISO) grid, storage sector manager Gabe Murtaugh told Energy-storage.news, as the operator considers a market design change linked to batteries’ state of charge (SoC).

Two utility companies in Arizona are seeking ‘firm capacity’ resources in their newest procurement rounds.

Redwood Materials CEO JB Straubel told a US Senate hearing his company already receives approximately 6GWh of end-of-life lithium-ion batteries for recycling annually. 

Zinc battery energy storage system provider Eos Energy Systems finished 2021 with an order backlog of US$148.7 million and a net loss for the year of US$124.2 million.

New York state is on course to meet its new 2030 target of 6GW of storage deployment, with storage projects in its interconnection queue growing 50% to 12GW.

Microinverter supplier Enphase Energy has been selected by Vermont, US, utility Green Mountain Power to supply its home battery system for a virtual power plant (VPP) programme.

Southern Power has turned two four-hour battery energy storage systems (BESS) totalling 640MWh at two of its solar facilities in California online.

Renewables investment and development group Nala Renewables is developing four new battery energy storage system (BESS) projects in New York state totalling 280MW by mid-2024.

Investor-owned utility SDG&E is turning its first lithium iron phosphate-based battery energy storage system (BESS) online today, while Stanford university says it has hit 100% renewable electricity with the offtake from Goldman Sachs’ recently-commissioned Slate solar-plus-storage project.

A total of 1,613MW/4,727MWh of energy storage was installed in the US in the last quarter of 2021 according to Wood Mackenzie, which says annual residential storage installations will hit 2GW by 2026.