M6.3 earthquake 129 km E of Hasaki, Japan
A magnitude 6.3 earthquake struck 129 km E of Hasaki, Japan on Sun, Aug 17, 1924, 10:45 AM JST (01:45 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M6.6 98 km ESE of Kitaibaraki, 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, moment), strong
- Magnitude from
- ISC-GEM global catalog
- Local time
- UTC
- 1924-08-17 01:45:55 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 35.764° N, 142.268° 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
- ±0.26
- 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: 2 in the 60 days after this one and 2 in the 30 days before it.
After
- 6.3164 km ESE of Hasaki, Japan · 37301 days ago · 15 km deep · 75 km away
- 6.698 km ESE of Kitaibaraki, Japan · 37293 days ago · 25 km deep · 91 km away
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem911063. Read Fri, Oct 2, 2026, 5:15 AM UTC.