158th meridian west

The meridian 158° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, North America, the Pacific Ocean, the Southern Ocean, and Antarctica to the South Pole.

158°

158th meridian west

The 158th meridian west forms a great circle with the 22nd meridian east.

It is the western boundary of continuous Class E airspace between 14, 500 feet and 18, 000 feet MSL (Mean Sea Level) over Alaska.[1]

From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 158th meridian west passes through:

Co-ordinates	Country, territory or sea	Notes
90°0′N 158°0′W	Arctic Ocean
70°50′N 158°0′W	Chukchi Sea
71°12′N 158°0′W	United States	Alaska
58°38′N 158°0′W	Bering Sea	Bristol Bay
57°24′N 158°0′W	United States	Alaska — Alaska Peninsula
56°30′N 158°0′W	Pacific Ocean	Passing just west of Nakchamik Island, Alaska, United States (at 56°20′N 157°54′W) Passing just east of Castle Cape, Alaska Peninsula, United States (at 56°14′N 158°7′W) Passing just east of Chankliut Island, Alaska, United States (at 56°9′N 158°6′W)
21°42′N 158°0′W	United States	Hawaii — Oahu island
21°18′N 158°0′W	Pacific Ocean	Passing just west of Kiritimati island, Kiribati (at 1°52′N 157°51′W)
8°56′S 158°0′W	Cook Islands	Penrhyn Island
9°4′S 158°0′W	Pacific Ocean	Passing just east of Atiu island, Cook Islands (at 20°0′S 158°4′W) Passing just west of Mangaia island, Cook Islands (at 21°55′S 157°58′W)
60°0′S 158°0′W	Southern Ocean
77°45′S 158°0′W	Antarctica	Ross Dependency, claimed by New Zealand

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