33 CFR 147.815 - ExxonMobil Hoover Floating OCS Facility safety zone.
(a)Description. The ExxonMobil Hoover Floating OCS Facility, Alaminos Canyon Block 25A (AC25A), is located at position 26°56′33″ N, 94°41′19.55″ W. The area within 500 meters (1640.4 feet) from each point on the structure's outer edge is a safety zone.
(b)Regulation. No vessel may enter or remain in this safety zone except the following:
(1) An attending vessel;
(2) A vessel under 100 feet in length overall not engaged in towing; or
(3) A vessel authorized by the Commander, Eighth Coast Guard District