Compressed air energy storage (CAES) holds much promise for large-scale, LDES, but has struggled to get off the ground outside of China.

Nearly 21GWh of grid-scale BESS came online globally last month, of which around a fifth was in Saudi Arabia while the majority was in China. 

Residential battery energy storage systems (BESS) across California discharged more than 580MW of peak power to the state’s grid on the evening of 9 September 2026 via a Tesla-Sunrun VPP.

Utility PG&E has selected six new California microgrid projects for a US$30 million investment, while Massachusetts’ Department of Energy Resources is awarding US$40 million across 36 BESS projects.

Nova Scotia Power has inaugurated three 50MW/200MWh battery energy storage systems (BESS) in Bridgewater, Waverley and White Rock, now Atlantic Canada’s largest battery storage facilities.

A US battery storage pilot sponsored by tech giant Google has demonstrated how batteries can capture surplus renewable energy and deliver it during hours with greater fossil generation.

The US energy storage industry is targeting 225GW/1TWh of storage deployment by the end of 2032, according to an analysis published by the Energy Storage Coalition (ESC).

System integrator Fluence and lithium-ion battery OEM Eve Energy have struck a massive 206GWh battery supply framework agreement for 2027-31, one of the largest deals of its kind ever announced.

In this US news roundup, Eos has received an advance on its DOE loan, FlexGen and Lighshift have partnered on 16 BESS projects, and Georgia Power has energised a 128MW BESS.

US battery energy storage system (BESS) developer-operator Jupiter Power has closed a US$1.4 billion financing, supporting 10 US BESS projects totalling 3,600MWh of capacity.