M4.5 earthquake 73 km E of Mutsu, Japan
A magnitude 4.5 earthquake struck 73 km E of Mutsu, Japan on Thu, Jun 11, 1981, 11:45 AM JST (02:45 UTC), 72 km (45 mi) below the surface.
A larger quake followed: M5.3 76 km E of Mutsu, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb), light
- Local time
- UTC
- 1981-06-11 02:45:13 UTC
- Depth
- 71.8 km (44.6 mi), intermediate-depth
- Epicenter
- 41.407° N, 142.085° 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 1.5 and up: 3 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.376 km E of Mutsu, Japan · 16509 days ago · 59 km deep · 3 km away
- 4.728 km SSE of Shizunai-furukawach?, Japan · 16493 days ago · 33 km deep · 87 km away
- 4.752 km S of Shizunai-furukawach?, Japan · 16479 days ago · 65 km deep · 57 km away
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001e30. Read Tue, Sep 22, 2026, 4:14 AM UTC.