Earthquake details

Sunday, February 21, 1971 Earthquake

The earthquake hit Japan on Sunday, February 21, 1971 at 18:31 UTC with a magnitude of 5.2. The closest known location in the current dataset is Mutsu (Japan - JP), about 142.9 km away. The epicenter is located at longitude 142.860 and latitude 41.654.

Magnitude 5.2
Alert Strong
Depth 20.3 km
Coordinates 41.654, 142.860
UTC time 1971-02-21 18:31:21.160
Location Hakodate
Country Japan (JP)
Severity Strong

Earthquake map 1971-02-21

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.
M 4.7
Mutsu
Japan · 2026-09-13 08:31 UTC
133.1 km
M 4.4
Hakodate
Japan · 2026-06-25 03:18 UTC
194.2 km
M 4.2
Mutsu
Japan · 2026-05-26 04:56 UTC
146.7 km
M 5.9
Hakodate
Japan · 2026-03-09 15:45 UTC
216.6 km
M 4.2
Hakodate
Japan · 2025-10-04 04:47 UTC
124.8 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.