US utility giant NextEra Energy added 1.84GW of renewables and energy storage projects to its backlog in Q2 2021, but its Energy Resources division reported a fiscal loss of US$315 million.

Green Mountain Power, a utility company in Vermont, has begun using Tesla Powerwall energy storage systems in customers’ homes as a frequency regulation resource to benefit the regional grid.

Australian energy retailer EnergyAustralia has said that it will build a 350MW, four-hour standalone battery energy storage system (BESS) project to enable one of its coal-fired power plants to be retired “after decades of faithful service”.

Construction work has begun in the US on what is claimed to be the world’s biggest solar-charged battery storage project, by utility company Florida Power & Light (FPL).

Indiana’s solar capacity is set to surge in the next three years as the state’s second-biggest utility unveils plans to develop three large-scale PV projects, two of which will include battery storage.

Independent power producer EDF Renewables North America has signed a 22-year power purchase agreement with NV Energy for a 200MWac solar project coupled with a 180MW, four-hour battery storage system.

US utility firm PacifiCorp has launched its largest request for proposals for energy projects yet, seeking bids for more than 1.8GW of new solar and 600MW of battery energy storage.

US utility company Dominion Energy has started development of four large-scale battery storage plants totalling 16MW of output in the Commonwealth of Virginia.

A fire at a large-scale battery energy storage project late last week left four firefighters injured in Arizona, with two reported to be seriously injured, in an incident now under investigation.

Arizona Public Service (APS) has announced a plan to make solar energy dispatchable into the evening using batteries, calling for the deployment of 850MW of energy storage by 2025.