Montana PSC approves NorthWestern-Black Hills merger on a 3-2 vote
Montana was the last state regulator to rule on the $15.4 billion deal. Two conditions focus on NorthWestern’s added share of Colstrip power.
Black Hills Corp.
Montana was the last state regulator to rule on the $15.4 billion deal. Two conditions focus on NorthWestern’s added share of Colstrip power.