Section 110.233 - Prince William Sound, Alaska(a)The anchorage grounds. In Prince William Sound, Alaska, beginning at a point at latitude 60°40'00" N., longitude 146°40'00" W.; thence south to latitude 60°38'00" N., longitude 146°40'00" W.; thence east to latitude 60°38'00" N., longitude 146°30'00" W.; thence north to latitude 60°39'00" N., longitude 146°30'00" W.; thence northwesterly to the beginning point.(b)The regulations.(1) This anchorage area is for the temporary use of vessels during: (i) Adverse weather or tidal conditions;(ii) Vessel equipment failure; or(iii) Delays at Port Valdez;(2) No vessel may anchor in this anchorage without notifying the vessel traffic center in Valdez; and(3) Each vessel anchored shall notify the vessel traffic center in Valdez when it weighs anchor.CGD 77-144, 43 FR 21459, May 18, 1978