Upper Mississippi River 2020 navigation season comes to an end

The U.S. Army Corps of Engineers, St. Paul (Minn.) District, locked its last tow of the season on Nov. 30, ending the navigation season on the Upper Mississippi River.

Traditionally, the last tow heading south of Lock and Dam 2, near Hastings, Minn., has marked the unofficial end of the navigation season. The towboat The Colonel locked through Hastings Nov. 30. The R. Clayton McWhorter was the first tow of the 2020 season. It locked through April 6. The Colonel is owned and operated by Southern...

https://www.workboat.com/news/coastal-inland-waterways/upper-mississippi-river-2020-navigation-season-comes-to-an-end/