National Grid is proposing a nearly 10% rate hike for its gas customers in Massachusetts, starting in 2027.
Customers in the company’s “Boston Gas” territory, which includes much of Greater Boston and central Massachusetts, would see their average monthly winter bill rise by $24. Bills for “Colonial Gas” customers on Cape Cod and in the Merrimack Valley would pay on average $25 more a month.
National Grid says the increase is needed “to support essential investments in system safety and reliability.”…