M4.6 earthquake 278 km SE of Shing?, Japan
A magnitude 4.6 earthquake struck 278 km SE of Shing?, Japan on Tue, Aug 12, 1975, 5:51 PM JST (08:51 UTC), 385 km (239 mi) below the surface.
A larger quake followed: M5.7 247 km SE of Shing?, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb), light
- Local time
- UTC
- 1975-08-12 08:51:41 UTC
- Depth
- 385.0 km (239.2 mi), deep
- Epicenter
- 31.971° N, 138.097° 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
- 77
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 3 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 usp0000ceq. Read Wed, Sep 30, 2026, 3:10 AM UTC.