The meridian 122° 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.
122°W is the Seventh Meridian of the Dominion Land Survey in Canada.
The 122nd meridian west forms a great circle with the 58th meridian east.[1]
Starting at the North Pole and heading south to the South Pole, the 122nd meridian west passes through:
| Co-ordinates | Country, territory or sea | Notes | |
|---|---|---|---|
| Arctic Ocean | |||
| Northwest Territories — Prince Patrick Island | |||
| M'Clure Strait | |||
| Northwest Territories — Banks Island | |||
| Amundsen Gulf | |||
| Northwest Territories — passing through the Great Bear Lake British Columbia — from ; passing through Chilliwack | |||
| Washington Oregon — from California — from ; passing through San José | |||
| Pacific Ocean | |||
| Southern Ocean | |||
| Antarctica | Unclaimed territory |