| Magnitude | 5.4 |
| Alert | Strong |
| Depth | 14.2 km |
| Coordinates | 32.284, -40.237 |
| UTC time | 1971-04-21 13:32:07.530 |
Earthquake details
Wednesday, April 21, 1971 Earthquake
The earthquake hit northern Mid-Atlantic Ridge on Wednesday, April 21, 1971 at 13:32 UTC with a magnitude of 5.4. The closest known location in the current dataset is St. John's, about 2001.1 km away. The epicenter is located at longitude -40.237 and latitude 32.284.
| Location | northern Mid-Atlantic Ridge |
| Country | northern Mid-Atlantic Ridge |
| Severity | Strong |
Earthquake map 1971-04-21
Closest countries
The 12 closest cities near the epicenter.
| St. John's | 2001.1 km |
| Câmara de Lobos | 2180.6 km |
| Funchal | 2185.2 km |
| Sydney | 2298.2 km |
| Mindelo | 2301.2 km |
| Adeje | 2303.9 km |
| Realejo Alto | 2308.8 km |
| Los Realejos | 2308.8 km |
| Arona | 2308.9 km |
| Puerto de la Cruz | 2310.7 km |
| La Orotava | 2314.2 km |
| Granadilla de Abona | 2318.1 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.7
northern Mid-Atlantic Ridge
Unknown · 2026-07-11 22:13 UTC
48.5 km
M 4.9
northern Mid-Atlantic Ridge
Unknown · 2026-03-20 05:00 UTC
88.7 km
M 4.4
northern Mid-Atlantic Ridge
Unknown · 2025-08-03 07:57 UTC
78.8 km
M 5.1
northern Mid-Atlantic Ridge
Unknown · 2025-05-02 04:11 UTC
87.6 km
M 4.5
northern Mid-Atlantic Ridge
Unknown · 2023-10-30 05:53 UTC
10.1 km
M 4.6
northern Mid-Atlantic Ridge
Unknown · 2023-04-30 07:01 UTC
94.4 km
M 4.7
northern Mid-Atlantic Ridge
Unknown · 2023-03-25 13:57 UTC
71.0 km
M 4.4
northern Mid-Atlantic Ridge
Unknown · 2023-03-25 11:53 UTC
99.3 km
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