M5.7 earthquake 3 km NNE of ?hara, Japan
A magnitude 5.7 earthquake struck 3 km NNE of ?hara, Japan on Tue, Aug 3, 1926, 6:26 PM JST (09:26 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M5.7 74 km SE of Katsuura, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.7 (mw), moderate
- Local time
- UTC
- 1926-08-03 09:26:08 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 35.277° N, 140.410° 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
- ±0.20
- 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 1 in the 30 days before it.
After
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem909967. Read Tue, Sep 22, 2026, 7:11 AM UTC.