The Governing Board of the Puerto Rico Electric Power Authority (PREPA) has approved renewables developer Polaris Renewable Energy’s battery energy storage system (BESS) standard offer (SO1) agreement.

The Puerto Rico Energy Bureau (PREB) has issued a resolution and order requiring the Puerto Rico Electric Power Authority (PREPA) to complete the Accelerated Battery Energy Storage Addition Programme (ASAP).

The Puerto Rico Energy Bureau (PREB) has approved the deployment of 430MW of 4-hour duration BESS technology, according to reports.