115 (i) The Chagres River between Gamboa and Madden Dam to the 100 foot contour line. The Chagres River between Gatun Dam and the Caribbean Sea to the 30 foot contour line. (ii) Near to the Atlantic entrance to the Canal: - Within Limon Bay, those areas west of the Canal's channel that are not within the Canal operating area. - Outside Limon Bay, for a distance of 3 kilometers on each side of the center line of the Canal's channel from the breakwater north for a distance of 3 nautical miles. (iii) Near the Pacific entrance of the Canal: - Along the east bank of the Canal from Balboa Port south to the Amador causeway, 30 meters inland from the high water mark. - Along that portion of the Amador causeway ex-" tending from the southern limit of the Fort Amador mainland to Naos Island, the area northeast of the causeway for a distance of 1 kilometer. - The water areas within a distance of 3 kilometers each side of the center line of the Canal channel from a point (Coordinate 603855) near Naos Island extending southeast paralleling the Canal center line for a distance of 3 nautical miles. - The water areas between the easterly boundary of the Howard Air Force Base-Fort Kobbe Complex and the Canal channel. TIAS 10031