Long's Creek encompasses the area beginning at a point at or near Lat. 39° 14.950' N., Long. 76° 24.260' W., then running 270° (True) to the opposite shore, at or near Lat. 39° 14.950' N., Long. 76° 24.415' W., and running to the head of the creek. This area has a 6-knot speed limit all year.