NorthWestern Energy Purchase of Puget Sound Energy's Share of Colstrip Unit 4 Terminated

NorthWestern Corporation d/b/a NorthWestern Energy (Nasdaq: NWE) – After evaluating recent Montana regulatory decisions regarding Colstrip, NorthWestern Energy has agreed with Puget Sound Energy to terminate the transaction to buy 92.5 megawatts of capacity generation at Colstrip Unit 4 and an additional interest in the Colstrip Transmission System from Puget.

The sale required approval from the Montana Public Service Commission and the Washington Utilities and Transportation Commission. This month the WUTC’s staff criticized the agreement, suggesting it provided too much value to Montana cust...