Hydro One and Avista Reach Settlement in Principle in Washington Merger Case

Settlement Agreement to be filed with the Washington Utilities and Transportation CommissionTORONTO and SPOKANE, WA, March 16, 2018 /PRNewswire/ - Hydro One Limited ("Hydro One") (TSX: H) and Avista Corporation ("Avista") (NYSE: AVA) have reached a significant milestone in the...