News from around the world in energy storage.

Amazon has signed cross-portfolio power purchase agreement (PPA) deals with AES Corporation for California clean energy resources.

With a handful of leading regions deploying grid-scale storage at a faster rate than ever, what sort of impact are these additions having so far on the problems they are intended to solve?

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).

Californian investor-owned utility San Diego Gas & Electric has released its decarbonisation roadmap study.

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

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.

Battery storage will be a valuable asset for enhancing and upgrading the electric transmission and distribution (T&D) system of California.

Californian investor-owned utility San Diego Gas & Electric has ordered a 10MW, six-hour battery energy storage system (BESS), Emerald, from Mitsubishi Power.

Energy storage provided a gigawatt of power to the grid in California during a wildfire in July last year, helping to keep the lights on.