A front-of-meter microgrid combining 2.2MW of solar PV with a 9MWh battery has gone online in Humboldt County, northeast California, which its developers claim is the first of its kind.

Californian investor-owned utility (IOU) PG&E has revealed its energy storage plans in a Climate Strategy Report and cut the ribbon on the 182.5MW Elkhorn battery energy storage system (BESS).

Ion Storage Systems (ION), a company that has developed a solid state lithium-ion battery technology, has raised a US$30 million Series A to expand its production facility and accelerate its entry into the stationary storage sector.

Community solar owner-operator Summit Ridge has secured US$15 million in project financing for two battery energy storage system projects in New York City, US.

Companies building battery energy storage facilities at former coal power plant sites in Illinois will get US$280.5 million in grants.

Siemens’ international financing arm, US development bank NADBank and energy storage developer EnerSmart Storage have signed a US$78.2 million loan facility to finance a fully merchant battery storage project in California totalling 165MW.

Programmes to provide home energy storage solutions to low-income homes and businesses have been launched in Washington D.C and Connecticut by Electriq Power and Generac/PosiGen, respectively.

Global battery energy storage system (BESS) integrator Powin Energy is expanding its battery cell and system testing lab in Oregon, US.

Alongside its many benefits, growing deployments of energy storage will pose complex challenges around availability of data and resource planning for grid and distribution network operators.

Renewable energy developer Kearsarge Energy expects a 20-50% revenue uplift for a solar-plus-storage project in the New England ISO market by using Customized Energy Solutions’ optimisation platform.