Rule 15. On the waters of Lake Fenton, sections 2, 11, 13, 14, and 23, T5N, R6E, Fenton township and the city of Fenton, Genesee county, except those portions already regulated by a slow-no wake rule, it is unlawful, at any time, to operate a vessel in excess of 45 miles per hour (72 kilometers per hour).
Mich. Admin. Code R. 281.725.15