Elk River (Elkmore) encompasses the area enclosed by a line beginning at a point on shore, at or near Lat. 39°33.297’N., Long. 75°52.22’W., then running 107° (True) to a point, at or near Lat. 39°33.266’N., Long. 75°52.087’W., then running 196° (True) to a point, at or near Lat. 39°33.068’N., Long. 75°52.158’W., then running 290° (True) to a point on shore, at or near La t. 39°33.102’N., Long. 75°52.278’W. This area has a 6-knot speed limit Saturdays, Sundays, and State holidays during the boating season.