Section 162.120 - Harbors on Lake Michigan(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.CGD 79-151, 46 FR 7960, Jan. 26, 1981, as amended by USCG-2012-0306, 77 FR 37315 , June 21, 2012