Japan earthquakes

M3.7 earthquake 77 km ENE of Mutsu, Japan

A magnitude 3.7 earthquake struck 77 km ENE of Mutsu, Japan on Wed, Jun 30, 1976, 2:06 AM JST (17:06 UTC), 79 km (49 mi) below the surface.

A larger quake followed: M4.7 66 km ENE of Mutsu, Japan. This one was a foreshock.

Mutsu forecastMore in Japan

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
3.7 (mb), minor
Local time
UTC
1976-06-29 17:06:12 UTC
Depth
79.0 km (49.1 mi), intermediate-depth
Epicenter
41.533° N, 142.082° 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
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 1 in the 30 days before it.

After

Before

Earthquakes todayJapan earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0000h45. Read Tue, Sep 22, 2026, 11:16 AM UTC.