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112th meridian west 
Summary
The meridian 112° 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.
112°
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112th meridian westThe 112th meridian west forms a great circle with the 68th meridian east.
From Pole to Pole edit
Starting at the North Pole and heading south to the South Pole, the 112th meridian west passes through:
Co-ordinates Country, territory or sea Notes 90°0′N 112°0′W / 90.000°N 112.000°W Arctic Ocean 78°33′N 112°0′W / 78.550°N 112.000°W 
Canada
Northwest Territories — Borden Island 78°21′N 112°0′W / 78.350°N 112.000°W Wilkins Strait 78°2′N 112°0′W / 78.033°N 112.000°W Canada
Northwest Territories — Mackenzie King Island 77°20′N 112°0′W / 77.333°N 112.000°W Unnamed waterbody 76°0′N 112°0′W / 76.000°N 112.000°W Canada
Northwest Territories — Melville Island 75°9′N 112°0′W / 75.150°N 112.000°W Liddon Gulf 75°1′N 112°0′W / 75.017°N 112.000°W Canada
Northwest Territories — Melville Island 74°28′N 112°0′W / 74.467°N 112.000°W Parry Channel Viscount Melville Sound 72°53′N 112°0′W / 72.883°N 112.000°W Canada
Northwest Territories — Victoria Island
Nunavut — from 70°0′N 112°0′W / 70.000°N 112.000°W on Victoria Island68°31′N 112°0′W / 68.517°N 112.000°W Coronation Gulf 68°14′N 112°0′W / 68.233°N 112.000°W Canada
Nunavut — Duke of York Archipelago 68°10′N 112°0′W / 68.167°N 112.000°W Coronation Gulf 67°45′N 112°0′W / 67.750°N 112.000°W Canada
Nunavut
Northwest Territories — from 65°30′N 112°0′W / 65.500°N 112.000°W, passing through the Great Slave Lake
Alberta — from 60°0′N 112°0′W / 60.000°N 112.000°W49°0′N 112°0′W / 49.000°N 112.000°W 
United States
Montana
Idaho — from 44°32′N 112°0′W / 44.533°N 112.000°W
Utah — from 42°0′N 112°0′W / 42.000°N 112.000°W, passing just west of Salt Lake City at 40°45′N 111°53′W / 40.750°N 111.883°W
Arizona — from 37°0′N 112°0′W / 37.000°N 112.000°W, passing through Phoenix at 33°27′N 112°0′W / 33.450°N 112.000°W31°37′N 112°0′W / 31.617°N 112.000°W 
Mexico
Sonora 28°51′N 112°0′W / 28.850°N 112.000°W Gulf of California 27°6′N 112°0′W / 27.100°N 112.000°W Mexico
Baja California Sur 24°44′N 112°0′W / 24.733°N 112.000°W Magdalena Bay 24°32′N 112°0′W / 24.533°N 112.000°W Mexico
Baja California Sur — Isla Santa Margarita 24°31′N 112°0′W / 24.517°N 112.000°W Pacific Ocean Passing just east of Roca Partida, Revillagigedo Islands, Mexico at 19°0′N 112°4′W / 19.000°N 112.067°W
60°0′S 112°0′W / 60.000°S 112.000°W Southern Ocean 74°10′S 112°0′W / 74.167°S 112.000°W Antarctica Unclaimed territory
