Earthquake details

Wednesday, April 20, 1921 Earthquake

The earthquake hit northern Mid-Atlantic Ridge on Wednesday, April 20, 1921 at 18:46 UTC with a magnitude of 5.7. The closest known location in the current dataset is St. John's, about 2171.1 km away. The epicenter is located at longitude -44.375 and latitude 29.159.

Magnitude 5.7
Alert Strong
Depth 10.0 km
Coordinates 29.159, -44.375
UTC time 1921-04-20 18:46:25.380
Location northern Mid-Atlantic Ridge
Country northern Mid-Atlantic Ridge
Severity Strong

Earthquake map 1921-04-20

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.
M 4.3
northern Mid-Atlantic Ridge
Unknown · 2025-04-01 18:13 UTC
97.3 km
M 4.7
northern Mid-Atlantic Ridge
Unknown · 2024-03-29 20:06 UTC
97.9 km
M 4.3
northern Mid-Atlantic Ridge
Unknown · 2023-03-21 21:45 UTC
88.9 km
M 5.0
northern Mid-Atlantic Ridge
Unknown · 2023-03-21 20:49 UTC
97.6 km
M 4.9
northern Mid-Atlantic Ridge
Unknown · 2023-03-21 20:48 UTC
80.8 km
M 4.8
northern Mid-Atlantic Ridge
Unknown · 2022-02-01 05:48 UTC
80.5 km
M 4.7
northern Mid-Atlantic Ridge
Unknown · 2021-05-31 15:19 UTC
97.5 km
M 4.8
northern Mid-Atlantic Ridge
Unknown · 2021-05-31 14:44 UTC
93.3 km

Stay informed

Earthquake alerts

Create targeted notifications for important seismic activity near the places you follow.

Choose the places you want to monitor.
Set a minimum magnitude for notifications.