Rule 5. On the waters of the entrance channel to Spring lake, section 16, town 8 north, range 16 west, Spring Lake village, Ottawa county, from the Grand river, northerly to the Grand Trunk railway bridge, it shall be unlawful for an operator of a vessel to exceed a slow-no wake speed, which means a very slow speed whereby the wake or wash created by the vessel would be minimal.
Mich. Admin. Code R. 281.770.5