33 CFR 100.918 - Detroit APBA Gold Cup, Detroit, MI.
(a)Regulated Area. A regulated area is established to include all waters of the Detroit River, Belle Isle, Michigan, bound on the west by the Belle Isle Bridge (position 42°20′20″ N, 083°00′00″ W to 42°20′24″ N, 083°59′45″ W), and on the east by a north-south line drawn through Waterworks Intake Crib Light (Light List Number 8350; position 42°21′06″ N, 082°58′00″ W) (NAD 83).
(c) Enforcement Period. The first or second week in July. The exact dates and times for this event will be determined annually.