CFR › Title 33 › Part 80 › §80.142033 CFR §80.1420Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkA line drawn from 21°17′46.9″ N., 158°06′22.2′ W. (Barbers Point Light) to 21°15′20.5″ N., 157°48′34.3″ W. (Diamond Head Light).