M6.3 earthquake 117 km E of Yamada, Japan
A magnitude 6.3 earthquake struck 117 km E of Yamada, Japan on Tue, Oct 28, 1952, 3:31 PM JST (06:31 UTC), 15 km (9 mi) below the surface.
A larger quake followed: M6.5 136 km ESE of Yamada, Japan. This one was a foreshock.
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
- 1952-10-28 06:31:04 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 39.423° N, 143.310° 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
- ±0.23
- 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: 2 in the 60 days after this one and 8 in the 30 days before it.
After
- 6.0126 km E of Yamada, Japan · 26992 days ago · 15 km deep · 14 km away
- 6.5136 km ESE of Yamada, Japan · 26989 days ago · 20 km deep · 36 km away
Before
- 6.5106 km E of Yamada, Japan · 26993 days ago · 23 km deep · 11 km away
- 5.9133 km E of Yamada, Japan · 26994 days ago · 23 km deep · 24 km away
- 6.3103 km E of Yamada, Japan · 26994 days ago · 24 km deep · 13 km away
- 6.5140 km E of Yamada, Japan · 26994 days ago · 25 km deep · 24 km away
- 6.598 km E of Yamada, Japan · 26994 days ago · 28 km deep · 22 km away
- 6.6119 km E of Yamada, Japan · 26994 days ago · 28 km deep · 10 km away
- 5.9134 km E of Yamada, Japan · 26994 days ago · 25 km deep · 17 km away
- 6.0134 km E of Yamada, Japan · 26994 days ago · 25 km deep · 18 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem893623. Read Tue, Sep 22, 2026, 10:29 AM UTC.