M6.3 earthquake 20 km WNW of Shing?, Japan
A magnitude 6.3 earthquake struck 20 km WNW of Shing?, Japan on Wed, Apr 26, 1950, 4:04 PM JST (07:04 UTC), 49 km (30 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 6.3 (mw), strong
- Local time
- UTC
- 1950-04-26 07:04:57 UTC
- Depth
- 48.6 km (30.2 mi), shallow
- Epicenter
- 33.780° N, 135.772° E
- Region
- Japan
- Strongest shaking
- VI, strong shaking
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- VI, strong shaking
- Peak ground acceleration
- 14.7% of gravity
- Peak ground velocity
- 2.4 cm/s
- Map
- Automatic

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
- ±0.36
- 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.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem895387. Read Mon, Sep 21, 2026, 9:42 PM UTC.