M5.8 earthquake 286 km ESE of Hasaki, Japan
A magnitude 5.8 earthquake struck 286 km ESE of Hasaki, Japan on Sat, Oct 8, 1927, 9:26 PM JST (12:26 UTC), 15 km (9 mi) below the surface.
A larger quake followed: M6.3 219 km SE of Hasaki, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.8 (mw), moderate
- Local time
- UTC
- 1927-10-08 12:26:17 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 34.449° N, 143.559° 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: 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 iscgem909549. Read Tue, Sep 22, 2026, 10:31 PM UTC.