Haw. Code R. § 13-256-91
Waikiki speed zone means the area confined by the boundaries shown for said zone on Exhibit "KK", dated June 30, 1988, located at the end of this subchapter. The boundaries are as follows:
Beginning at a point on the low water of the shoreline at the southern tip of Magic Island on a straight line to the Ala Wai Entrance Buoy G "1", then on a straight line to Diamond Head Buoy R "2", then on a straight line toward Diamond Head Lighthouse to intersect the Diamond Head windsurfing zone boundary, then along the boundary to the low water mark at Diamond Head Beach Park, then along the low water mark following the shoreline to the point of beginning.
Restriction. No person shall operate a vessel or watercraft within the Waikiki speed zone at a speed in excess of slow-no-wake. Vessel operators shall exercise caution while transiting the area due to heavy use by swimmers.
Beginning at a point in the water by azimuth measured clockwise from True South, 045 degrees for a distance of three thousand six hundred feet from the low water mark of the tip of the groin at the southern boundary of Fort DeRussy Beach Park; then on a radius of two hundred feet around that point.
Beginning at a point in the water by azimuth measured clockwise from True South, 025 degrees for a distance of three thousand eight hundred feet from the low water mark of the tip of the groin at the southern boundary of Fort DeRussy Beach Park; then on a radius of two hundred feet around that point.
Haw. Code R. § 13-256-91