Line across the Earth
158°
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.

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 / 90.000°N 158.000°W / 90.000; -158.000 (Arctic Ocean) Arctic Ocean
70°50′N 158°0′W / 70.833°N 158.000°W / 70.833; -158.000 (Chukchi Sea) Chukchi Sea
71°12′N 158°0′W / 71.200°N 158.000°W / 71.200; -158.000 (United States)  United States Alaska
58°38′N 158°0′W / 58.633°N 158.000°W / 58.633; -158.000 (Bering Sea) Bering Sea Bristol Bay
57°24′N 158°0′W / 57.400°N 158.000°W / 57.400; -158.000 (United States)  United States Alaska — Alaska Peninsula
56°30′N 158°0′W / 56.500°N 158.000°W / 56.500; -158.000 (Pacific Ocean) Pacific Ocean Passing just west of Nakchamik Island, Alaska,  United States (at 56°20′N 157°54′W / 56.333°N 157.900°W / 56.333; -157.900 (Nakchamik Island))
Passing just east of Castle Cape, Alaska Peninsula,  United States (at 56°14′N 158°7′W / 56.233°N 158.117°W / 56.233; -158.117 (Castle Cape))
Passing just east of Chankliut Island, Alaska,  United States (at 56°9′N 158°6′W / 56.150°N 158.100°W / 56.150; -158.100 (Chankliut Island))
21°42′N 158°0′W / 21.700°N 158.000°W / 21.700; -158.000 (United States)  United States Hawaii — Oahu island
21°18′N 158°0′W / 21.300°N 158.000°W / 21.300; -158.000 (Pacific Ocean) Pacific Ocean Passing just west of Kiritimati island,  Kiribati (at 1°52′N 157°51′W / 1.867°N 157.850°W / 1.867; -157.850 (Kiritimati))
8°56′S 158°0′W / 8.933°S 158.000°W / -8.933; -158.000 (Cook Islands)  Cook Islands Penrhyn Island
9°4′S 158°0′W / 9.067°S 158.000°W / -9.067; -158.000 (Pacific Ocean) Pacific Ocean Passing just east of Atiu island,  Cook Islands (at 20°0′S 158°4′W / 20.000°S 158.067°W / -20.000; -158.067 (Attu Island))
Passing just west of Mangaia island,  Cook Islands (at 21°55′S 157°58′W / 21.917°S 157.967°W / -21.917; -157.967 (Nakchamik Island))
60°0′S 158°0′W / 60.000°S 158.000°W / -60.000; -158.000 (Southern Ocean) Southern Ocean
77°45′S 158°0′W / 77.750°S 158.000°W / -77.750; -158.000 (Antarctica) Antarctica Ross Dependency, claimed by  New Zealand

See also

References

  1. ↑ "Aeronautical Information Manual - AIM - Controlled Airspace". www.faa.gov. Retrieved 2020-11-13.
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