M5.8 earthquake 68 km SW of Yonakuni, Japan
A magnitude 5.8 earthquake struck 68 km SW of Yonakuni, Japan on Wed, Mar 9, 1955, 5:19 PM GMT+8 (09:19 UTC), 15 km (9 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.8 (mw), moderate
- Local time
- UTC
- 1955-03-09 09:19:11 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 24.065° N, 122.481° 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.
- Magnitude uncertainty
- ±0.22
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem889298. Read Tue, Sep 22, 2026, 8:45 PM UTC.