Fengate Asset Management and Alpha Omega Power’s (AOP’s) 100MW/400MWh Caballero battery energy storage system (BESS) in California, has reached commercial operations.

A roundup of large-scale solar and storage news from across the US, with RWE buying three projects from Galehead Development, Origis Energy securing US$300 million for its pipeline and Appalachian Power launching an RFP for 1.1GW of renewables and storage.

Developer Origis Energy has started building three solar-plus-storage projects in Mississippi, US, with battery energy storage systems (BESS) totalling 150MW supplied by Mitsubishi Power Americas.

Gainesville Regional Utilities (GRU) and Origis Energy have teamed up on a new solar project that will include 12MW of storage.

PV inverter manufacturer Sungrow and energy storage system integrator / software specialist Greensmith are working on the first community solar-plus-storage project to be delivered in the US state of Massachusetts.