78th meridian west

The meridian 78° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, North America, the Atlantic Ocean, the Caribbean Sea, Panama, South America, the Pacific Ocean, the Southern Ocean, and Antarctica to the South Pole.

The 78th meridian west forms a great circle with the 102nd meridian east.

From Pole to Pole
Starting at the North Pole and heading south to the South Pole, the 78th meridian west passes through:


 * {| class="wikitable plainrowheaders"

! scope="col" width="120" | Co-ordinates ! scope="col" | Country, territory or sea ! scope="col" | Notes ! scope="row" style="background:#b0e0e6;" | Arctic Ocean ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Baffin Bay ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Baffin Bay ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Eclipse Sound ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Foxe Basin ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Foxe Basin ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Foxe Channel ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Foxe Channel ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Foxe Channel ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Hudson Bay ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Hudson Bay ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Hudson Bay ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Hudson Bay ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Lake Ontario ! scope="row" | 🇺🇸 ! scope="row" style="background:#b0e0e6;" | Atlantic Ocean ! scope="row" | 🇧🇸 ! scope="row" style="background:#b0e0e6;" | Atlantic Ocean ! scope="row" | 🇧🇸 ! scope="row" style="background:#b0e0e6;" | Atlantic Ocean ! scope="row" | 🇨🇺 ! scope="row" style="background:#b0e0e6;" | Caribbean Sea ! scope="row" | 🇯🇲 ! scope="row" style="background:#b0e0e6;" | Caribbean Sea ! scope="row" | 🇵🇦 ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" | 🇨🇴 ! scope="row" | 🇪🇨 ! scope="row" | 🇵🇪 ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" style="background:#b0e0e6;" | Southern Ocean ! scope="row" | Antarctica
 * style="background:#b0e0e6;" | 90°N, -78°W
 * style="background:#b0e0e6;" | 90°N, -78°W
 * style="background:#b0e0e6;" |
 * 82.9°N, -78°W
 * 82.9°N, -78°W
 * Nunavut — Ellesmere Island
 * style="background:#b0e0e6;" | 77.46667°N, -78°W
 * style="background:#b0e0e6;" | 77.46667°N, -78°W
 * style="background:#b0e0e6;" |
 * 76.98333°N, -78°W
 * 76.98333°N, -78°W
 * Nunavut — Ellesmere Island
 * style="background:#b0e0e6;" | 76.61667°N, -78°W
 * style="background:#b0e0e6;" | 76.61667°N, -78°W
 * style="background:#b0e0e6;" |
 * 73.63333°N, -78°W
 * 73.63333°N, -78°W
 * Nunavut — Bylot Island
 * style="background:#b0e0e6;" | 72.88333°N, -78°W
 * style="background:#b0e0e6;" | 72.88333°N, -78°W
 * style="background:#b0e0e6;" |
 * 72.68333°N, -78°W
 * 72.68333°N, -78°W
 * Nunavut — Baffin Island
 * style="background:#b0e0e6;" | 70.23333°N, -78°W
 * style="background:#b0e0e6;" | 70.23333°N, -78°W
 * style="background:#b0e0e6;" |
 * 69.71667°N, -78°W
 * 69.71667°N, -78°W
 * Nunavut — Koch Island
 * style="background:#b0e0e6;" | 69.61667°N, -78°W
 * style="background:#b0e0e6;" | 69.61667°N, -78°W
 * style="background:#b0e0e6;" |
 * 65°N, -78°W
 * 65°N, -78°W
 * Nunavut — Foxe Peninsula, Baffin Island
 * style="background:#b0e0e6;" | 64.41667°N, -78°W
 * style="background:#b0e0e6;" | 64.41667°N, -78°W
 * style="background:#b0e0e6;" |
 * 64°N, -78°W
 * 64°N, -78°W
 * Nunavut — unnamed island just west of Mill Island
 * style="background:#b0e0e6;" | 63.95°N, -78°W
 * style="background:#b0e0e6;" | 63.95°N, -78°W
 * style="background:#b0e0e6;" |
 * 63.46667°N, -78°W
 * 63.46667°N, -78°W
 * Nunavut — Nottingham Island
 * style="background:#b0e0e6;" | 63.11667°N, -78°W
 * style="background:#b0e0e6;" | 63.11667°N, -78°W
 * style="background:#b0e0e6;" |
 * 62.58333°N, -78°W
 * 62.58333°N, -78°W
 * Nunavut — Digges Islands
 * style="background:#b0e0e6;" | 62.55°N, -78°W
 * style="background:#b0e0e6;" | 62.55°N, -78°W
 * style="background:#b0e0e6;" |
 * 62.38333°N, -78°W
 * 62.38333°N, -78°W
 * Quebec — Ungava Peninsula
 * style="background:#b0e0e6;" | 61.7°N, -78°W
 * style="background:#b0e0e6;" | 61.7°N, -78°W
 * style="background:#b0e0e6;" |
 * 60.98333°N, -78°W
 * 60.98333°N, -78°W
 * Quebec — Ungava Peninsula
 * style="background:#b0e0e6;" | 60.76667°N, -78°W
 * style="background:#b0e0e6;" | 60.76667°N, -78°W
 * style="background:#b0e0e6;" |
 * -valign="top"
 * 59.26667°N, -78°W
 * Quebec — Ungava Peninsula Nunavut — from 58.35°N, -78°W, Frazier Island
 * -valign="top"
 * style="background:#b0e0e6;" | 58.33333°N, -78°W
 * style="background:#b0e0e6;" | Passing through the Salikuit Islands (at 56.3°N, -78°W)
 * -valign="top"
 * 55.18333°N, -78°W
 * Quebec Ontario — from 46.23333°N, -78°W
 * style="background:#b0e0e6;" | 43.96667°N, -78°W
 * style="background:#b0e0e6;" | 43.96667°N, -78°W
 * style="background:#b0e0e6;" |
 * -valign="top"
 * 43.36667°N, -78°W
 * New York Pennsylvania — from 42°N, -78°W Maryland — from 39.71667°N, -78°W West Virginia — from 39.6°N, -78°W Virginia — from 39.23333°N, -78°W North Carolina — from 36.55°N, -78°W (passing just west of Wilmington at 34°14'N)
 * style="background:#b0e0e6;" | 33.85°N, -78°W
 * style="background:#b0e0e6;" | 33.85°N, -78°W
 * style="background:#b0e0e6;" |
 * 26.71667°N, -78°W
 * 26.71667°N, -78°W
 * Island of Grand Bahama
 * -valign="top"
 * style="background:#b0e0e6;" | 26.65°N, -78°W
 * style="background:#b0e0e6;" | Passing just west of the Berry Islands, 🇧🇸 (at 25.81667°N, -77.91667°W)
 * 25.15°N, -78°W
 * 25.15°N, -78°W
 * Island of Andros
 * style="background:#b0e0e6;" | 24.21667°N, -78°W
 * style="background:#b0e0e6;" | 24.21667°N, -78°W
 * style="background:#b0e0e6;" |
 * 22.3°N, -78°W
 * 22.3°N, -78°W
 * Cayo Romano and the mainland
 * style="background:#b0e0e6;" | 20.7°N, -78°W
 * style="background:#b0e0e6;" | 20.7°N, -78°W
 * style="background:#b0e0e6;" |
 * 18.45°N, -78°W
 * 18.45°N, -78°W
 * style="background:#b0e0e6;" | 18.11667°N, -78°W
 * style="background:#b0e0e6;" | 18.11667°N, -78°W
 * style="background:#b0e0e6;" | 18.11667°N, -78°W
 * style="background:#b0e0e6;" |
 * 9.18333°N, -78°W
 * 9.18333°N, -78°W
 * style="background:#b0e0e6;" | 7.31667°N, -78°W
 * style="background:#b0e0e6;" | 7.31667°N, -78°W
 * style="background:#b0e0e6;" | 7.31667°N, -78°W
 * style="background:#b0e0e6;" | Passing just east of Gorgona island, 🇨🇴 (at 3°N, -78.16667°W)
 * 2.65°N, -78°W
 * 2.65°N, -78°W
 * 0.83333°N, -78°W
 * 0.83333°N, -78°W
 * 0.83333°N, -78°W
 * -3.13333°N, -78°W
 * -3.13333°N, -78°W
 * -3.13333°N, -78°W
 * style="background:#b0e0e6;" | -10.43333°N, -78°W
 * style="background:#b0e0e6;" | -10.43333°N, -78°W
 * style="background:#b0e0e6;" | -10.43333°N, -78°W
 * style="background:#b0e0e6;" |
 * style="background:#b0e0e6;" | -60°N, -78°W
 * style="background:#b0e0e6;" | -60°N, -78°W
 * style="background:#b0e0e6;" |
 * -valign="top"
 * -72.51667°N, -78°W
 * Territory claimed by (Antártica Chilena Province) and by the  (British Antarctic Territory)
 * }
 * }