Japan earthquakes

M4.6 earthquake 81 km SSE of Nemuro, Japan

A magnitude 4.6 earthquake struck 81 km SSE of Nemuro, Japan on Sun, Jun 17, 1973, 5:55 PM JST (08:55 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M4.8 95 km S of Shikotan, Russia. This one was a foreshock.

Nemuro forecastMore in Japan

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.6 (mb), light
Local time
UTC
1973-06-17 08:55:30 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
42.658° N, 145.989° 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
Stations used
25

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 127 in the 60 days after this one and 16 in the 30 days before it.

After

The first 60 of 127.

Before

Earthquakes todayJapan earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000027f. Read Tue, Sep 22, 2026, 11:02 AM UTC.