81st meridian west

The meridian 81° 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, the Pacific Ocean, South America, the Southern Ocean, and Antarctica to the South Pole.

The 81st meridian west forms a great circle with the 99th meridian east.

From Pole to Pole
Starting at the North Pole and heading south to the South Pole, the 81st 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;" | Jones Sound ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Lancaster Sound ! scope="row" style="background:#b0e0e6;" | Navy Board Inlet ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Foxe Basin ! scope="row" style="background:#b0e0e6;" | Foxe Channel ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Hudson Bay ! scope="row" style="background:#b0e0e6;" | James Bay ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | James Bay ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Lake Erie ! scope="row" | 🇺🇸 ! scope="row" style="background:#b0e0e6;" | Atlantic Ocean ! scope="row" | 🇺🇸 ! scope="row" style="background:#b0e0e6;" | Florida Bay ! 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;" | Pacific Ocean ! scope="row" | 🇪🇨 ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" | 🇵🇪 ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" | 🇵🇪 ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" style="background:#b0e0e6;" | Southern Ocean ! scope="row" | Antarctica
 * style="background:#b0e0e6;" | 90°N, -81°W
 * style="background:#b0e0e6;" | 90°N, -81°W
 * style="background:#b0e0e6;" |
 * 82.81667°N, -81°W
 * 82.81667°N, -81°W
 * Nunavut — Ellesmere Island
 * style="background:#b0e0e6;" | 76.13333°N, -81°W
 * style="background:#b0e0e6;" | 76.13333°N, -81°W
 * style="background:#b0e0e6;" |
 * 75.61667°N, -81°W
 * 75.61667°N, -81°W
 * Nunavut — Devon Island
 * style="background:#b0e0e6;" | 76.13333°N, -81°W
 * style="background:#b0e0e6;" | 76.13333°N, -81°W
 * style="background:#b0e0e6;" |
 * style="background:#b0e0e6;" | 73.75°N, -81°W
 * style="background:#b0e0e6;" | 73.75°N, -81°W
 * style="background:#b0e0e6;" | Passing just west of Bylot Island, Nunavut, 🇨🇦 (at 73.6°N, -80.88333°W)
 * 73.21667°N, -81°W
 * 73.21667°N, -81°W
 * Nunavut — Baffin Island
 * -valign-"top"
 * style="background:#b0e0e6;" | 69.75°N, -81°W
 * style="background:#b0e0e6;" | Passing just east of the Melville Peninsula, Nunavut, 🇨🇦 (at 69.08333°N, -81.21667°W)
 * style="background:#b0e0e6;" | 65.5°N, -81°W
 * style="background:#b0e0e6;" | 65.5°N, -81°W
 * style="background:#b0e0e6;" |
 * 63.98333°N, -81°W
 * 63.98333°N, -81°W
 * Nunavut — Bell Peninsula, Southampton Island
 * style="background:#b0e0e6;" | 63.43333°N, -81°W
 * style="background:#b0e0e6;" | 63.43333°N, -81°W
 * style="background:#b0e0e6;" |
 * style="background:#b0e0e6;" | 54.83333°N, -81°W
 * style="background:#b0e0e6;" | 54.83333°N, -81°W
 * style="background:#b0e0e6;" |
 * 56.11667°N, -81°W
 * 56.11667°N, -81°W
 * Nunavut — Akimiski Island
 * style="background:#b0e0e6;" | 52.73333°N, -81°W
 * style="background:#b0e0e6;" | 52.73333°N, -81°W
 * style="background:#b0e0e6;" |
 * 52.01667°N, -81°W
 * 52.01667°N, -81°W
 * Ontario — passing through Georgian Bay, Lake Huron
 * style="background:#b0e0e6;" | 42.65°N, -81°W
 * style="background:#b0e0e6;" | 42.65°N, -81°W
 * style="background:#b0e0e6;" |
 * -valign="top"
 * 41.85°N, -81°W
 * Ohio West Virginia — from 39.56667°N, -81°W Virginia — from 37.3°N, -81°W North Carolina — from 36.55°N, -81°W South Carolina — from 35.06667°N, -81°W, passing through Columbia (at 34°N, -81°W) Georgia — from 32.08333°N, -81°W
 * style="background:#b0e0e6;" | 31.85°N, -81°W
 * style="background:#b0e0e6;" | 31.85°N, -81°W
 * style="background:#b0e0e6;" |
 * 29.2°N, -81°W
 * 29.2°N, -81°W
 * Florida
 * style="background:#b0e0e6;" | 25.11667°N, -81°W
 * style="background:#b0e0e6;" | 25.11667°N, -81°W
 * style="background:#b0e0e6;" |
 * 24.73333°N, -81°W
 * 24.73333°N, -81°W
 * Florida — Key Vaca
 * style="background:#b0e0e6;" | 24.71667°N, -81°W
 * style="background:#b0e0e6;" | 24.71667°N, -81°W
 * style="background:#b0e0e6;" | Straits of Florida
 * 23.1°N, -81°W
 * 23.1°N, -81°W
 * -valign="top"
 * style="background:#b0e0e6;" | 22.05°N, -81°W
 * style="background:#b0e0e6;" | 22.05°N, -81°W
 * style="background:#b0e0e6;" | Passing just east of the island of Grand Cayman, 🇰🇾 (at 19.33333°N, -81.08333°W)
 * 8.83333°N, -81°W
 * 8.83333°N, -81°W
 * Near Santiago in Veraguas.
 * style="background:#b0e0e6;" | 7.61667°N, -81°W
 * style="background:#b0e0e6;" | 7.61667°N, -81°W
 * style="background:#b0e0e6;" |
 * -2.18333°N, -81°W
 * -2.18333°N, -81°W
 * For about 1 km near the city of Salinas
 * style="background:#b0e0e6;" | -2.2°N, -81°W
 * style="background:#b0e0e6;" | -2.2°N, -81°W
 * style="background:#b0e0e6;" | Gulf of Guayaquil
 * -4.01667°N, -81°W
 * -4.01667°N, -81°W
 * style="background:#b0e0e6;" | -5.38333°N, -81°W
 * style="background:#b0e0e6;" | -5.38333°N, -81°W
 * style="background:#b0e0e6;" | -5.38333°N, -81°W
 * style="background:#b0e0e6;" |
 * -5.83333°N, -81°W
 * -5.83333°N, -81°W
 * -valign="top"
 * style="background:#b0e0e6;" | -6.13333°N, -81°W
 * style="background:#b0e0e6;" | -6.13333°N, -81°W
 * style="background:#b0e0e6;" | Passing just west of Alejandro Selkirk Island, (at -33.73333°N, -80.78333°W)
 * style="background:#b0e0e6;" | -60°N, -81°W
 * style="background:#b0e0e6;" | -60°N, -81°W
 * style="background:#b0e0e6;" |
 * -73.26667°N, -81°W
 * -73.26667°N, -81°W
 * Territory claimed by
 * }
 * }