Xcel Energy and Otter Tail Power File for South Dakota Transmission Line Permit
Otter Tail Power and Xcel Energy filed for a permit for the PowerOn Midwest project, including a new 765-kilovolt backbone line to connect eastern South Dakota, southern Minnesota, and the upper Midwest. The plan aims to strengthen reliability, reduce congestion, and support growing energy demand. The proposed route follows state criteria after 150+ public comments, with a decision expected in late 2027 or early 2028.