Northwestern Energy - Chamberlain, SD Northwestern Energy - Chamberlain, SD Northern States Power - Jasper, MN Xcel Energy - Pipestone, MN Xcel Energy - Clara City, MN Northern States Power - Raymond, MN Great River Energy - Otter Tail County, MN Otter Tail Power - Otter Tail County, MN Lake Region Electric - Wilkin County, MN Otter Tail Power - Tyler, ND Otter Tail Power - Richland County, ND Otter Tail Power Co. first office Geese and marsh Sidewalk East River Electric & Otter Tail Power - Grant Cou… Otter Tail Power - DeSmet, SD Alliant Energy - Union County, IA Old 7-up sign Southeastern Electric - Viborg, SD Xcel Energy - Turner County, SD Otter Tail Power - Colman, SD Flandreau, SD municipal Weber Ave. sub site Wessington Springs, SD municipal Wessington Springs, SD municipal Northwestern Energy - Lane, SD Northwestern Energy - Woonsocket, SD Northwestern Energy - Woonsocket, SD Northwestern Energy - Beadle County, SD Northwestern Energy - Huron, SD Huron, SD rail yard Northwestern Energy - Huron, SD Northwestern Energy - Iroquois, SD Otter Tail Power - Lake Preston, SD Otter Tail Power - Hetland, SD Otter Tail Power - Kingsbury County, SD Otter Tail Power - Kingsbury County, SD Otter Tail Power - Kingsbury County, SD Otter Tail Power - Kingsbury County, SD Otter Tail Power - Lake Norden, SD Otter Tail Power - Hammer, SD Otter Tail Power - Veblen, SD Otter Tail Power - Hillhead, SD Otter Tail Power - Roberts County, SD Hecla, SD municipal