# 78th meridian west

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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:
    Co-ordinates Country, territory or sea Notes 90°0′N 78°0′W﻿ / ﻿90.000°N 78.000°W﻿ / 90.000; -78.000﻿ (Arctic Ocean) Arctic Ocean 82°54′N 78°0′W﻿ / ﻿82.900°N 78.000°W﻿ / 82.900; -78.000﻿ (Canada)  Canada Nunavut — Ellesmere Island 77°28′N 78°0′W﻿ / ﻿77.467°N 78.000°W﻿ / 77.467; -78.000﻿ (Baffin Bay) Baffin Bay 76°59′N 78°0′W﻿ / ﻿76.983°N 78.000°W﻿ / 76.983; -78.000﻿ (Canada)  Canada Nunavut — Ellesmere Island 76°37′N 78°0′W﻿ / ﻿76.617°N 78.000°W﻿ / 76.617; -78.000﻿ (Baffin Bay) Baffin Bay 73°38′N 78°0′W﻿ / ﻿73.633°N 78.000°W﻿ / 73.633; -78.000﻿ (Canada)  Canada Nunavut — Bylot Island 72°53′N 78°0′W﻿ / ﻿72.883°N 78.000°W﻿ / 72.883; -78.000﻿ (Eclipse Sound) Eclipse Sound 72°41′N 78°0′W﻿ / ﻿72.683°N 78.000°W﻿ / 72.683; -78.000﻿ (Canada)  Canada Nunavut — Baffin Island 70°14′N 78°0′W﻿ / ﻿70.233°N 78.000°W﻿ / 70.233; -78.000﻿ (Foxe Basin) Foxe Basin 69°43′N 78°0′W﻿ / ﻿69.717°N 78.000°W﻿ / 69.717; -78.000﻿ (Canada)  Canada Nunavut — Koch Island 69°37′N 78°0′W﻿ / ﻿69.617°N 78.000°W﻿ / 69.617; -78.000﻿ (Foxe Basin) Foxe Basin 65°0′N 78°0′W﻿ / ﻿65.000°N 78.000°W﻿ / 65.000; -78.000﻿ (Canada)  Canada Nunavut — Foxe Peninsula, Baffin Island 64°25′N 78°0′W﻿ / ﻿64.417°N 78.000°W﻿ / 64.417; -78.000﻿ (Foxe Channel) Foxe Channel 64°0′N 78°0′W﻿ / ﻿64.000°N 78.000°W﻿ / 64.000; -78.000﻿ (Canada)  Canada Nunavut — unnamed island just west of Mill Island 63°57′N 78°0′W﻿ / ﻿63.950°N 78.000°W﻿ / 63.950; -78.000﻿ (Foxe Channel) Foxe Channel 63°28′N 78°0′W﻿ / ﻿63.467°N 78.000°W﻿ / 63.467; -78.000﻿ (Canada)  Canada Nunavut — Nottingham Island 63°7′N 78°0′W﻿ / ﻿63.117°N 78.000°W﻿ / 63.117; -78.000﻿ (Foxe Channel) Foxe Channel 62°35′N 78°0′W﻿ / ﻿62.583°N 78.000°W﻿ / 62.583; -78.000﻿ (Canada)  Canada Nunavut — Digges Islands 62°33′N 78°0′W﻿ / ﻿62.550°N 78.000°W﻿ / 62.550; -78.000﻿ (Hudson Bay) Hudson Bay 62°23′N 78°0′W﻿ / ﻿62.383°N 78.000°W﻿ / 62.383; -78.000﻿ (Canada)  Canada Quebec — Ungava Peninsula 61°42′N 78°0′W﻿ / ﻿61.700°N 78.000°W﻿ / 61.700; -78.000﻿ (Hudson Bay) Hudson Bay 60°59′N 78°0′W﻿ / ﻿60.983°N 78.000°W﻿ / 60.983; -78.000﻿ (Canada)  Canada Quebec — Ungava Peninsula 60°46′N 78°0′W﻿ / ﻿60.767°N 78.000°W﻿ / 60.767; -78.000﻿ (Hudson Bay) Hudson Bay 59°16′N 78°0′W﻿ / ﻿59.267°N 78.000°W﻿ / 59.267; -78.000﻿ (Canada)  Canada Quebec — Ungava Peninsula Nunavut — from 58°21′N 78°0′W﻿ / ﻿58.350°N 78.000°W﻿ / 58.350; -78.000﻿ (Nunavut), Frazier Island 58°20′N 78°0′W﻿ / ﻿58.333°N 78.000°W﻿ / 58.333; -78.000﻿ (Hudson Bay) Hudson Bay Passing through the Salikuit Islands (at 56°18′N 78°0′W﻿ / ﻿56.300°N 78.000°W﻿ / 56.300; -78.000﻿ (Salikuit Islands)) 55°11′N 78°0′W﻿ / ﻿55.183°N 78.000°W﻿ / 55.183; -78.000﻿ (Canada)  Canada Quebec Ontario — from 46°14′N 78°0′W﻿ / ﻿46.233°N 78.000°W﻿ / 46.233; -78.000﻿ (Ontario) 43°58′N 78°0′W﻿ / ﻿43.967°N 78.000°W﻿ / 43.967; -78.000﻿ (Lake Ontario) Lake Ontario 43°22′N 78°0′W﻿ / ﻿43.367°N 78.000°W﻿ / 43.367; -78.000﻿ (United States)  United States New York Pennsylvania — from 42°0′N 78°0′W﻿ / ﻿42.000°N 78.000°W﻿ / 42.000; -78.000﻿ (Pennsylvania) Maryland — from 39°43′N 78°0′W﻿ / ﻿39.717°N 78.000°W﻿ / 39.717; -78.000﻿ (Maryland) West Virginia — from 39°36′N 78°0′W﻿ / ﻿39.600°N 78.000°W﻿ / 39.600; -78.000﻿ (West Virginia) Virginia — from 39°14′N 78°0′W﻿ / ﻿39.233°N 78.000°W﻿ / 39.233; -78.000﻿ (Virginia) North Carolina — from 36°33′N 78°0′W﻿ / ﻿36.550°N 78.000°W﻿ / 36.550; -78.000﻿ (North Carolina) (passing just west of Wilmington at 34°14'N) 33°51′N 78°0′W﻿ / ﻿33.850°N 78.000°W﻿ / 33.850; -78.000﻿ (Atlantic Ocean) Atlantic Ocean 26°43′N 78°0′W﻿ / ﻿26.717°N 78.000°W﻿ / 26.717; -78.000﻿ (Bahamas)  Bahamas Island of Grand Bahama 26°39′N 78°0′W﻿ / ﻿26.650°N 78.000°W﻿ / 26.650; -78.000﻿ (Atlantic Ocean) Atlantic Ocean Passing just west of the Berry Islands, Bahamas (at 25°49′N 77°55′W﻿ / ﻿25.817°N 77.917°W﻿ / 25.817; -77.917﻿ (Berry Islands)) 25°9′N 78°0′W﻿ / ﻿25.150°N 78.000°W﻿ / 25.150; -78.000﻿ (Bahamas)  Bahamas Island of Andros 24°13′N 78°0′W﻿ / ﻿24.217°N 78.000°W﻿ / 24.217; -78.000﻿ (Atlantic Ocean) Atlantic Ocean 22°18′N 78°0′W﻿ / ﻿22.300°N 78.000°W﻿ / 22.300; -78.000﻿ (Cuba)  Cuba Cayo Romano and the mainland 20°42′N 78°0′W﻿ / ﻿20.700°N 78.000°W﻿ / 20.700; -78.000﻿ (Caribbean Sea) Caribbean Sea 18°27′N 78°0′W﻿ / ﻿18.450°N 78.000°W﻿ / 18.450; -78.000﻿ (Jamaica)  Jamaica 18°7′N 78°0′W﻿ / ﻿18.117°N 78.000°W﻿ / 18.117; -78.000﻿ (Caribbean Sea) Caribbean Sea 9°11′N 78°0′W﻿ / ﻿9.183°N 78.000°W﻿ / 9.183; -78.000﻿ (Panama)  Panama 7°19′N 78°0′W﻿ / ﻿7.317°N 78.000°W﻿ / 7.317; -78.000﻿ (Pacific Ocean) Pacific Ocean Passing just east of Gorgona island, Colombia (at 3°0′N 78°10′W﻿ / ﻿3.000°N 78.167°W﻿ / 3.000; -78.167﻿ (Gorgona)) 2°39′N 78°0′W﻿ / ﻿2.650°N 78.000°W﻿ / 2.650; -78.000﻿ (Colombia)  Colombia 0°50′N 78°0′W﻿ / ﻿0.833°N 78.000°W﻿ / 0.833; -78.000﻿ (Ecuador)  Ecuador 3°8′S 78°0′W﻿ / ﻿3.133°S 78.000°W﻿ / -3.133; -78.000﻿ (Peru)  Peru 10°26′S 78°0′W﻿ / ﻿10.433°S 78.000°W﻿ / -10.433; -78.000﻿ (Pacific Ocean) Pacific Ocean 60°0′S 78°0′W﻿ / ﻿60.000°S 78.000°W﻿ / -60.000; -78.000﻿ (Southern Ocean) Southern Ocean 72°31′S 78°0′W﻿ / ﻿72.517°S 78.000°W﻿ / -72.517; -78.000﻿ (Antarctica) Antarctica Territory claimed by Chile (Antártica Chilena Province) and by the United Kingdom (British Antarctic Territory)