M5.1 earthquake 77 km ENE of Mutsu, Japan
A magnitude 5.1 earthquake struck 77 km ENE of Mutsu, Japan on Wed, Apr 30, 1980, 1:15 AM JST (16:15 UTC), 67 km (42 mi) below the surface.
A larger quake followed: M5.2 35 km S of Shizunai-furukawach?, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.1 (mb), moderate
- Local time
- UTC
- 1980-04-29 16:15:59 UTC
- Depth
- 67.0 km (41.6 mi), shallow
- Epicenter
- 41.444° N, 142.119° 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
- 73
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.1 and up: 2 in the 60 days after this one and 2 in the 30 days before it.
After
- 5.235 km S of Shizunai-furukawach?, Japan · 16932 days ago · 75 km deep · 67 km away
- 4.444 km SSE of Shizunai-furukawach?, Japan · 16894 days ago · 70 km deep · 73 km away
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00016yn. Read Tue, Sep 22, 2026, 8:04 AM UTC.