Japan earthquakes

M4.7 earthquake 49 km SE of ?funato, Japan

A magnitude 4.7 earthquake struck 49 km SE of ?funato, Japan on Wed, May 13, 1987, 5:51 AM JST (20:51 UTC), 56 km (35 mi) below the surface.

A larger quake followed: M5.5 91 km ESE of Ishinomaki, Japan. This one was a foreshock.

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The earthquake

Magnitude
4.7 (mb), light
Local time
UTC
1987-05-12 20:51:23 UTC
Depth
56.2 km (34.9 mi), shallow
Epicenter
38.800° N, 142.174° 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.

Nearest places

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

Nearby

Within 100 km, magnitude 1.7 and up: 2 in the 60 days after this one and 2 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00034ym. Read Tue, Sep 29, 2026, 11:05 AM UTC.