Japan earthquakes

M4.5 earthquake 18 km E of Honch?, Japan

A magnitude 4.5 earthquake struck 18 km E of Honch?, Japan on Tue, Aug 20, 1974, 5:24 PM JST (08:24 UTC), 141 km (88 mi) below the surface.

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The earthquake

Magnitude
4.5 (mb), light
Local time
UTC
1974-08-20 08:24:22 UTC
Depth
141.0 km (87.6 mi), intermediate-depth
Epicenter
41.888° N, 140.915° 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.

Stations used
31

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 0 in the 60 days after this one and 0 in the 30 days before it.

None recorded.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00007pw. Read Tue, Sep 22, 2026, 9:36 PM UTC.