St. Michaels harbor encompasses the area upstream of a line beginning at Parrott Point at or near Lat. 38° 47.203’ N., Long. 76° 12.972’ W., then running 338° (True) to a point, at or near Lat. 38° 47.397’ N., Long. 76° 13.072’ W., and running to the head of the harbor, including Fogg Cove. This area has a 6-knot speed limit all year.