The US state of Massachusetts greenlighted offshore wind power purchase agreements (PPAs) signed between developers and utilities despite Avangrid’s call for dismissal of its Commonwealth Wind project on deteriorating economics.

Massachusetts regulator the Department of Public Utilities (DPU) approved offtake contracts for the 1.2GW project under development by Iberdrola-backed Avangrid as well as Mayflower Wind’s 405MW array in an order released today (Friday).