M4.1 earthquake 113 km E of Yamada, Japan
A magnitude 4.1 earthquake struck 113 km E of Yamada, Japan on Tue, Oct 30, 1973, 1:33 PM JST (04:33 UTC), 32 km (20 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.1 (mb), light
- Local time
- UTC
- 1973-10-30 04:33:09 UTC
- Depth
- 32.0 km (19.9 mi), shallow
- Epicenter
- 39.504° N, 143.263° 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.
- Stations used
- 8
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 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 usp0000401. Read Tue, Sep 22, 2026, 8:47 PM UTC.