M6.6 earthquake 122 km E of Hachinohe, Japan
A magnitude 6.6 earthquake struck 122 km E of Hachinohe, Japan on Fri, Mar 10, 1944, 3:39 PM JST (06:39 UTC), 30 km (19 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 6.6 (mw), strong
- Local time
- UTC
- 1944-03-10 06:39:58 UTC
- Depth
- 30.0 km (18.6 mi), shallow
- Epicenter
- 40.469° N, 142.947° 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
- ±0.35
- 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: 1 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 iscgem899331. Read Tue, Sep 22, 2026, 9:43 PM UTC.