U.S. Code of Federal Regulations
Regulations most recently checked for updates: Feb 13, 2025
(a) No vessel greater than 40 feet in length may exceed 8 miles per hour in the harbors of Michigan City, Indiana; St. Joseph, South Haven, Saugatuck, Holland (Lake Macatawa), Grand Haven, Muskegon, White Lake, Pentwater, Ludington, Manistee, Portage Lake (Manistee County), Frankfort, Charlevoix, and Petoskey, Michigan.
(b) No vessel greater than 40 feet in length may exceed 4 miles per hour in the harbors of Menominee, Michigan and Wisconsin; Algoma, Kewaunee, Two Rivers, Manitowac, Sheboygan, Port Washington, Milwaukee, Racine, Kenosha and Green Bay, Wisconsin; and Waukegan, Illinois.