M6.3 earthquake 44 km ESE of Hasaki, Japan
A magnitude 6.3 earthquake struck 44 km ESE of Hasaki, Japan on Sun, Oct 17, 1937, 1:47 PM JST (04:47 UTC), 25 km (16 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, moment), strong
- Magnitude from
- ISC-GEM global catalog
- Local time
- UTC
- 1937-10-17 04:47:03 UTC
- Depth
- 25.0 km (15.5 mi), shallow
- Epicenter
- 35.519° N, 141.254° 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
- 10.7% 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
- ±0.28
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 3.3 and up: 3 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 iscgem903303. Read Sat, Oct 3, 2026, 2:46 PM UTC.