Meridian barat ke-70
Dari ujung ke ujung

Berawal di Kutub Utara menuju selatan di Kutub Selatan, meridian barat ke-70 melintasi:
| Koordinat | Negara, teritori, atau laut | Catatan |
| --- | --- | --- |
| 90°0′N 70°0′W﻿ / ﻿90.000°N 70.000°W﻿ / 90.000; -70.000﻿ (Arctic Ocean) | Samudra Arktik |  |
| 83°7′N 70°0′W﻿ / ﻿83.117°N 70.000°W﻿ / 83.117; -70.000﻿ (Canada) |  Kanada | Pulau Ellesmere, Nunavut |
| 80°14′N 70°0′W﻿ / ﻿80.233°N 70.000°W﻿ / 80.233; -70.000﻿ (Nares Strait) | Selat Nares |  |
| 78°47′N 70°0′W﻿ / ﻿78.783°N 70.000°W﻿ / 78.783; -70.000﻿ (Greenland) |  Greenland | Daratan utama, Pulau Saunders dan Pulau Wolstenholme |
| 76°24′N 70°0′W﻿ / ﻿76.400°N 70.000°W﻿ / 76.400; -70.000﻿ (Baffin Bay) | TelukBaffin |  |
| 70°51′N 70°0′W﻿ / ﻿70.850°N 70.000°W﻿ / 70.850; -70.000﻿ (Canada) |  Kanada | Pulau Baffin, Nunavut |
| 62°45′N 70°0′W﻿ / ﻿62.750°N 70.000°W﻿ / 62.750; -70.000﻿ (Hudson Strait) | Selat Hudson |  |
| 62°34′N 70°0′W﻿ / ﻿62.567°N 70.000°W﻿ / 62.567; -70.000﻿ (Canada) |  Kanada | Pulau High Bluff, Nunavut |
| 62°33′N 70°0′W﻿ / ﻿62.550°N 70.000°W﻿ / 62.550; -70.000﻿ (Hudson Strait) | Selat Hudson |  |
| 61°1′N 70°0′W﻿ / ﻿61.017°N 70.000°W﻿ / 61.017; -70.000﻿ (Canada) |  Kanada | Pulau Diana, Nunavut  Quebec |
| 47°42′N 70°0′W﻿ / ﻿47.700°N 70.000°W﻿ / 47.700; -70.000﻿ (Saint Lawrence River) | Sungai Saint Lawrence |  |
| 47°30′N 70°0′W﻿ / ﻿47.500°N 70.000°W﻿ / 47.500; -70.000﻿ (Canada) |  Kanada | Quebec |
| 46°40′N 70°0′W﻿ / ﻿46.667°N 70.000°W﻿ / 46.667; -70.000﻿ (United States) |  Amerika Serikat | Maine |
| 43°43′N 70°0′W﻿ / ﻿43.717°N 70.000°W﻿ / 43.717; -70.000﻿ (Atlantic Ocean) | Samudra Atlantik | Teluk Maine |
| 41°58′N 70°0′W﻿ / ﻿41.967°N 70.000°W﻿ / 41.967; -70.000﻿ (United States) |  Amerika Serikat | Tanjung Cod dan Pulau Monomoy, Massachusetts |
| 41°33′N 70°0′W﻿ / ﻿41.550°N 70.000°W﻿ / 41.550; -70.000﻿ (Atlantic Ocean) | Samudra Atlantik | Teluk Nantucket |
| 41°19′N 70°0′W﻿ / ﻿41.317°N 70.000°W﻿ / 41.317; -70.000﻿ (United States) |  Amerika Serikat | Pulau Nantucket, Massachusetts |
| 41°14′N 70°0′W﻿ / ﻿41.233°N 70.000°W﻿ / 41.233; -70.000﻿ (Atlantic Ocean) | Samudra Atlantik |  |
| 19°41′N 70°0′W﻿ / ﻿19.683°N 70.000°W﻿ / 19.683; -70.000﻿ (Dominican Republic) |  Republik Dominika | Pulau Hispaniola - Melintas di sebelah barat Santo Domingo |
| 18°25′N 70°0′W﻿ / ﻿18.417°N 70.000°W﻿ / 18.417; -70.000﻿ (Caribbean Sea) | Laut Karibia |  |
| 12°35′N 70°0′W﻿ / ﻿12.583°N 70.000°W﻿ / 12.583; -70.000﻿ (Aruba) |  Aruba |  |
| 12°28′N 70°0′W﻿ / ﻿12.467°N 70.000°W﻿ / 12.467; -70.000﻿ (Caribbean Sea) | Laut Karibia |  |
| 12°11′N 70°0′W﻿ / ﻿12.183°N 70.000°W﻿ / 12.183; -70.000﻿ (Venezuela) |  Venezuela |  |
| 6°53′N 70°0′W﻿ / ﻿6.883°N 70.000°W﻿ / 6.883; -70.000﻿ (Colombia) |  Kolombia |  |
| 0°34′N 70°0′W﻿ / ﻿0.567°N 70.000°W﻿ / 0.567; -70.000﻿ (Brazil) |  Brasil | Amazonas |
| 0°12′S 70°0′W﻿ / ﻿0.200°S 70.000°W﻿ / -0.200; -70.000﻿ (Colombia) |  Kolombia |  |
| 4°10′S 70°0′W﻿ / ﻿4.167°S 70.000°W﻿ / -4.167; -70.000﻿ (Peru) |  Peru | Region Loreto - sepanjang 16 km |
| 4°19′S 70°0′W﻿ / ﻿4.317°S 70.000°W﻿ / -4.317; -70.000﻿ (Brazil) |  Brasil | Amazonas  Acre |
| 10°58′S 70°0′W﻿ / ﻿10.967°S 70.000°W﻿ / -10.967; -70.000﻿ (Peru) |  Peru | Region Madre de Dios  Region Puno  Region Tacna |
| 18°16′S 70°0′W﻿ / ﻿18.267°S 70.000°W﻿ / -18.267; -70.000﻿ (Chile) |  Chili |  |
| 29°19′S 70°0′W﻿ / ﻿29.317°S 70.000°W﻿ / -29.317; -70.000﻿ (Argentina) |  Argentina | For about 8 km |
| 29°24′S 70°0′W﻿ / ﻿29.400°S 70.000°W﻿ / -29.400; -70.000﻿ (Chile) |  Chili |  |
| 30°23′S 70°0′W﻿ / ﻿30.383°S 70.000°W﻿ / -30.383; -70.000﻿ (Argentina) |  Argentina |  |
| 32°52′S 70°0′W﻿ / ﻿32.867°S 70.000°W﻿ / -32.867; -70.000﻿ (Chile) |  Chili | For about 8 km |
| 32°56′S 70°0′W﻿ / ﻿32.933°S 70.000°W﻿ / -32.933; -70.000﻿ (Argentina) |  Argentina |  |
| 33°16′S 70°0′W﻿ / ﻿33.267°S 70.000°W﻿ / -33.267; -70.000﻿ (Chile) |  Chili |  |
| 34°17′S 70°0′W﻿ / ﻿34.283°S 70.000°W﻿ / -34.283; -70.000﻿ (Argentina) |  Argentina |  |
| 52°0′S 70°0′W﻿ / ﻿52.000°S 70.000°W﻿ / -52.000; -70.000﻿ (Chile) |  Chili |  |
| 52°33′S 70°0′W﻿ / ﻿52.550°S 70.000°W﻿ / -52.550; -70.000﻿ (Straits of Magellan) | Selat Magellan |  |
| 52°50′S 70°0′W﻿ / ﻿52.833°S 70.000°W﻿ / -52.833; -70.000﻿ (Chile) |  Chili | Isla Grande de Tierra del Fuego, Pulau Thompson, Pulau Waterman dan Pulau Hoste |
| 55°22′S 70°0′W﻿ / ﻿55.367°S 70.000°W﻿ / -55.367; -70.000﻿ (Pacific Ocean) | Samudra Pasifik |  |
| 60°0′S 70°0′W﻿ / ﻿60.000°S 70.000°W﻿ / -60.000; -70.000﻿ (Southern Ocean) | Samudra Selatan |  |
| 69°17′S 70°0′W﻿ / ﻿69.283°S 70.000°W﻿ / -69.283; -70.000﻿ (Antarctica) | Antarktika | Pulau Alexander dan daratan utama - diklaim oleh  Argentina (Antarktika Argentina),  Chili (Provinsi Antártica Chilena) and  Britania Raya (Teritori Antarktika Britania) |