(a) Sector Anchorage's Western Alaska Marine Inspection and Captain of the Port Zones start near the Canadian border on the EEZ at latitude 60°18′24″ N, longitude 141°00′00″ W, proceeding southwest to latitude 60°01′18″ N, longitude 142°00′00″ W; thence south to the outermost extent of the EEZ at latitude 56°14′50″ N, longitude 142°00′00″ W; thence southwest along the outermost extent of the EEZ to latitude 51°22′15″ N, longitude 167°38′28″ E; thence northeast along the outermost extent of the EEZ to latitude 65°30′00″ N, longitude 168°58′37″ W; thence north along the outermost extent of the EEZ to latitude 72°46′29″ N, longitude 168°58′37″ W; thence northeast along the outermost extent of the EEZ to latitude 74°42′35″ N, longitude 156°28′30″ W; thence southeast along the outermost extent of the EEZ to latitude 72°56′49″ N, longitude 137°34′08″ W; thence south along the outermost extent of the EEZ to the coast near the Canadian border at latitude 69°38′48.88″ N, longitude 140°59′52.7″ W; thence south along the United States-Canadian boundary to the point of origin; and in addition, all the area described in paragraph (b) of this section.

(b) The boundaries of MSU Valdez's Prince William Sound Marine Inspection and Captain of the Port Zones start at Cape Puget at latitude 59°56′04″ N, longitude 148°26′00″ W, proceeding north to latitude 61°30′00″ N, longitude 148°26′00″ W; thence east to the United States-Canadian boundary at latitude 61°30′00″ N, longitude 141°00′00″ W; thence south along the United States-Canadian boundary to latitude 60°18′24″ N, longitude 141°00′00″ W; thence southwest to the sea at latitude 60°01′18″ N, longitude 142°00′00″ W; thence south to the outermost extent of the EEZ at latitude 56°14′50″ N, longitude 142°00′00″ W; thence along the outermost boundary of the EEZ to latitude 54°49′26″ N, longitude 148°26′00″ W; thence north to the point of origin.