Commissioning of Hydro Quebec’s Appalaches–Maine Interconnection Line
January 21, 2026 Hydro-Québec has begun delivering electricity through the Appalaches–Maine interconnection line under the terms of the 2018 contract with Massachusetts electricity distribution companies. This interconnection is the first major expansion of HVDC infrastructure linking Hydro-Québec’s grid to neighbouring markets since the inauguration of the Radisson–Sandy Pond line in the early 1990s. Several Hydro-Québec teams…


