Meridian barat ke-70

Meridian barat 70° dari Greenwich adalah garis bujur yang membentang dari Kutub Utara melintasi Samudra Arktik, Amerika Utara, Samudra Atlantik, Laut Karibia, Amerika Selatan, Samudra Pasifik, Samudra Selatan, dan Antarktika hingga Kutub Selatan.

Meridian barat ke-70 membentuk lingkaran besar bersama meridian timur ke-110.

Dari ujung ke ujung 
Berawal di Kutub Utara menuju selatan di Kutub Selatan, meridian barat ke-70 melintasi:

{| class="wikitable plainrowheaders"
! scope="col" width="120" | Koordinat
! scope="col" | Negara, teritori, atau laut
! scope="col" | Catatan
|-
| style="background:#b0e0e6;" | 
! scope="row" style="background:#b0e0e6;" | Samudra Arktik
| style="background:#b0e0e6;" |
|-
| 
! scope="row" | 
| Pulau Ellesmere, Nunavut
|-
| style="background:#b0e0e6;" | 
! scope="row" style="background:#b0e0e6;" | Selat Nares
| style="background:#b0e0e6;" |
|-
| 
! scope="row" | 
| Daratan utama, Pulau Saunders dan Pulau Wolstenholme
|-
| style="background:#b0e0e6;" | 
! scope="row" style="background:#b0e0e6;" | TelukBaffin
| style="background:#b0e0e6;" |
|-
| 
! scope="row" | 
| Pulau Baffin, Nunavut
|-
| style="background:#b0e0e6;" | 
! scope="row" style="background:#b0e0e6;" | Selat Hudson
| style="background:#b0e0e6;" |
|-
| 
! scope="row" | 
| Pulau High Bluff, Nunavut
|-
| style="background:#b0e0e6;" | 
! scope="row" style="background:#b0e0e6;" | Selat Hudson
| style="background:#b0e0e6;" |
|-valign="top"
| 
! scope="row" | 
| Pulau Diana, Nunavut<br/
> Quebec
|-
| style="background:#b0e0e6;" | 
! scope="row" style="background:#b0e0e6;" | Sungai Saint Lawrence
| style="background:#b0e0e6;" |
|-
| 
! scope="row" | 
| Quebec
|-
| 
! scope="row" | 
| Maine
|-
| style="background:#b0e0e6;" | 
! scope="row" style="background:#b0e0e6;" | Samudra Atlantik
| style="background:#b0e0e6;" | Teluk Maine
|-
| 
! scope="row" | 
| Tanjung Cod dan Pulau Monomoy, Massachusetts
|-
| style="background:#b0e0e6;" | 
! scope="row" style="background:#b0e0e6;" | Samudra Atlantik
| style="background:#b0e0e6;" | Teluk Nantucket
|-
| 
! scope="row" | 
| Pulau Nantucket, Massachusetts
|-
| style="background:#b0e0e6;" | 
! scope="row" style="background:#b0e0e6;" | Samudra Atlantik
| style="background:#b0e0e6;" |
|-valign="top"
| 
! scope="row" | 
| Pulau Hispaniola - Melintas di sebelah barat Santo Domingo
|-
| style="background:#b0e0e6;" | 
! scope="row" style="background:#b0e0e6;" | Laut Karibia
| style="background:#b0e0e6;" |
|-
| 
! scope="row" | 
|
|-
| style="background:#b0e0e6;" | 
! scope="row" style="background:#b0e0e6;" | Laut Karibia
| style="background:#b0e0e6;" |
|-
| 
! scope="row" | 
|
|-
| 
! scope="row" | 
|
|-
| 
! scope="row" | 
| Amazonas
|-
| 
! scope="row" | 
|
|-
| 
! scope="row" | 
| Region Loreto - sepanjang 16 km
|-valign="top"
| 
! scope="row" | 
| Amazonas<br/
> Acre
|-valign="top"
| 
! scope="row" | 
| Region Madre de Dios<br/
> Region Puno<br/
> Region Tacna
|-
| 
! scope="row" | 
|
|-
| 
! scope="row" | 
| For about 8 km
|-
| 
! scope="row" | 
|
|-
| 
! scope="row" | 
|
|-
| 
! scope="row" | 
| For about 8 km
|-
| 
! scope="row" | 
|
|-
| 
! scope="row" | 
|
|-
| 
! scope="row" | 
|
|-
| 
! scope="row" | 
|
|-
| style="background:#b0e0e6;" | 
! scope="row" style="background:#b0e0e6;" | Selat Magellan
| style="background:#b0e0e6;" |
|-valign="top"
| 
! scope="row" | 
| Isla Grande de Tierra del Fuego, Pulau Thompson, Pulau Waterman dan Pulau Hoste
|-
| style="background:#b0e0e6;" | 
! scope="row" style="background:#b0e0e6;" | Samudra Pasifik
| style="background:#b0e0e6;" |
|-
| style="background:#b0e0e6;" | 
! scope="row" style="background:#b0e0e6;" | Samudra Selatan
| style="background:#b0e0e6;" |
|-valign="top"
| 
! scope="row" | Antarktika
| Pulau Alexander dan daratan utama - diklaim oleh  (Antarktika Argentina),  (Provinsi Antártica Chilena) and  (Teritori Antarktika Britania)
|-
|}

Lihat pula 
 Meridian barat ke-69
 Meridian barat ke-71

b070