In this US news roundup, battery energy storage system (BESS) project updates from Spearmint Energy in Texas, Polaris Renewable Energy in Puerto Rico, and Clearway Energy Group in Utah.
Polaris Renewable Energy, on behalf of the Puerto Rico Electric Power Authority (PREPA), has submitted a battery energy storage system (BESS) standard offer (SO1) agreement to the Puerto Rico Energy Bureau (PREB).
