M7.1 earthquake 123 km SE of Honchō, Japan
A magnitude 7.1 earthquake struck 123 km SE of Honchō, Japan on Sun, Jul 29, 1917, 11:32 PM JST (14:32 UTC), 15 km (9 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 7.1 (mw), major
- Local time
- UTC
- 1917-07-29 14:32:23 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 41.208° N, 143.747° 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 2.5 and up: 0 in the 60 days after this one and 1 in the 30 days before it.
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem913585. Read Tue, Sep 22, 2026, 10:28 PM UTC.