NorthWestern Energy completing $76 million in electric system upgrade projects in the Billings area Post published:March 2, 2023 Post category:Fire News release from NorthWestern Energy. Billings, Mont. – March 1, 2023 – NorthWestern Energy’s $34 million Rimrock Substation upgrade project will … READ MORE Author: CIP-News Read more articles Previous PostWeekday Wrap: Grant County ranch partners with solar firm for pioneering energy project Next PostMaryland Gov. Moore’s controversial nominee for the Public Service Commission withdraws