M5.4 earthquake 73 km ENE of Mutsu, Japan
A magnitude 5.4 earthquake struck 73 km ENE of Mutsu, Japan on Wed, Dec 31, 1975, 11:12 PM JST (14:12 UTC), 71 km (44 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.4 (mb, body-wave), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1975-12-31 14:12:35 UTC
- Depth
- 71.0 km (44.1 mi), intermediate-depth
- Epicenter
- 41.562° N, 142.017° 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
- CONSTRAINED_BY_DEPTH_PHASES
- Stations used
- 107
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.4 and up: 1 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000e6r. Read Sun, Oct 4, 2026, 6:40 PM UTC.