University of Minnesota, Duluth. Lake Superior Basin Studies Center2024-09-092024-09-091980https://hdl.handle.net/11299/265377The year given (1980) is an estimate; it could be from anywhere from 1980 to 2018, though likely is from pre-2000.en-USLester River Public Information StationLake Superior Basin Studies CenterUniversity of Minnesota DuluthOther