170th meridian west

The meridian 170° west of Greenwich is a line of longitude^[1] that extends from the North Pole across the Arctic Ocean, Asia, the Pacific Ocean, the Southern Ocean, and Antarctica to the South Pole.

170°

170th meridian west

The 170th meridian west forms a great ellipse with the 10th meridian east.

From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 170th meridian west passes through:

Co-ordinates	Country, territory or sea	Notes
90°0′N 170°0′W	Arctic Ocean
71°50′N 170°0′W	Chukchi Sea
66°33′N 170°0′W	Bering Sea
66°11′N 170°0′W	Russia	Chukotka Autonomous Okrug — Chukchi Peninsula
66°2′N 170°0′W	Bering Sea
63°28′N 170°0′W	United States	Alaska — St. Lawrence Island
63°9′N 170°0′W	Bering Sea	Passing just east of St. Paul Island, Alaska,  United States (at 57°14′N 170°5′W) Passing just west of St. George Island, Alaska,  United States (at 56°36′N 169°46′W)
52°54′N 170°0′W	United States	Alaska — Carlisle Island and Chuginadak Island
52°48′N 170°0′W	Pacific Ocean	Passing just west of  Niue (at 19°4′S 169°57′W)
60°0′S 170°0′W	Southern Ocean
78°29′S 170°0′W	Antarctica	Ross Dependency, claimed by  New Zealand

See also

• 169th meridian west
• 171st meridian west