Japan earthquakes

M5.4 earthquake 111 km N of Naze, Japan

A magnitude 5.4 earthquake struck 111 km N of Naze, Japan on Thu, Mar 19, 1981, 3:20 AM JST (18:20 UTC), 33 km (21 mi) below the surface.

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The earthquake

Magnitude: 5.4 (ms), moderate
Local time: Thu, Mar 19, 1981, 3:20 AM JST
UTC: 1981-03-18 18:20:57 UTC
Depth: 33.0 km (20.5 mi), shallow
Epicenter: 29.370° N, 129.423° E
Region: Japan
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Depth from: OPERATOR_ASSIGNED

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 2.4 and up: 3 in the 60 days after this one and 14 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001cs6 (also filed as iscgem630073). Read Tue, Sep 22, 2026, 7:45 PM UTC.