But beyond helping customers weather outages, the battery fleet also serves as a forward-looking investment in a more electrified future for the utility itself. Green Mountain Power already sources carbon-free power for its customers, but it anticipates electrifying vehicles and buildings to achieve decarbonization throughout the entire economy in the parts of the state it serves. Those new loads will change demand patterns and having a flexible fleet of batteries that can respond to utility signals will help Green Mountain Power manage those broader shifts, Castonguay said.