![NorthWestern to take over Colstrip coal-fired units](http://townsquare.media/site/1098/files/2019/11/colstrip.jpg?w=980&q=75)
NorthWestern to take over Colstrip coal-fired units
Citing a need for reliable power, NorthWestern Energy on Monday night announced an agreement to secure ownership of Colstrip Units 3 and 4 while the owner, Avista, retains the responsibility of decommissioning and cleaning the plant when it eventually shutters.