Minnesota State Highway 13 Capital and Alliant Energy would be the biggest wind farm in the state of Minnesota. State Highway 13 was authorized in 1920 from Albert Lea to Jordan. In 1934, the segment between New Prague and Jordan was redesignated Highway 21, and Highway 13 moved to the east and extended north through Prior Lake, Savage, and Burnsville; then northeast to its northern terminus in West Saint Paul. From 1934 to 1935, Highway 13 also ran from Albert Lea south to the Iowa state line. In 1935, U.S. Highway 69 was extended north into Minnesota, assuming that 12 mile section of the
Minnesota State Highway 40 was completely paved by 1958. In 2009, its eastern terminus was moved from US 12 in Willmar to CR 5 (30th Street SW). Minnesota State Highway 40 Minnesota State Highway 40 (MN 40) is a state highway in west-central Minnesota, which travels from South Dakota Highway 20 (SD 20) at the South Dakota state line near Marietta and continues east to its eastern terminus at its intersection with U.S. Highway 12 (US 12) in Willmar. MN 40 is in length. MN 40 serves as an east–west route between Madison and Willmar in west-central Minnesota. The route is also known as: