M6.3 earthquake 98 km ESE of Takahagi, Japan
A magnitude 6.3 earthquake struck 98 km ESE of Takahagi, Japan on Sun, Mar 14, 1943, 9:42 PM JST (12:42 UTC), 15 km (9 mi) below the surface.
A larger quake followed: M7.1 96 km ESE of Takahagi, 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
- 1943-03-14 12:42:51 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 36.294° N, 141.686° 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
- ±0.20
- 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 1 in the 30 days before it.
After
- 7.196 km ESE of Takahagi, Japan · 30480 days ago · 15 km deep · 2 km away
- 6.488 km ENE of Hasaki, Japan · 30479 days ago · 25 km deep · 16 km away
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem899751. Read Tue, Sep 22, 2026, 8:51 PM UTC.