M4.3 earthquake 116 km E of Yamada, Japan
A magnitude 4.3 earthquake struck 116 km E of Yamada, Japan on Wed, Sep 5, 1973, 5:21 PM JST (08:21 UTC), 45 km (28 mi) below the surface.
A larger quake followed: M5.8 99 km E of Yamada, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb), light
- Local time
- UTC
- 1973-09-05 08:21:00 UTC
- Depth
- 45.0 km (28.0 mi), shallow
- Epicenter
- 39.387° N, 143.301° 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
- 24
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 24 in the 60 days after this one and 0 in the 30 days before it.
After
- 5.899 km E of Yamada, Japan · 19375 days ago · 41 km deep · 20 km away
- 4.7106 km E of Yamada, Japan · 19375 days ago · 33 km deep · 14 km away
- 4.4105 km E of Yamada, Japan · 19375 days ago · 52 km deep · 14 km away
- 4.5116 km E of Yamada, Japan · 19375 days ago · 18 km deep · 10 km away
- 3.8111 km E of Yamada, Japan · 19375 days ago · 33 km deep · 11 km away
- 3.9104 km E of Yamada, Japan · 19375 days ago · 31 km deep · 16 km away
- 4.097 km E of Yamada, Japan · 19375 days ago · 33 km deep · 21 km away
- 4.298 km E of Yamada, Japan · 19375 days ago · 33 km deep · 25 km away
- 4.097 km E of Yamada, Japan · 19375 days ago · 33 km deep · 22 km away
- 4.1100 km E of Yamada, Japan · 19374 days ago · 28 km deep · 18 km away
- 4.1136 km ENE of Miyako, Japan · 19373 days ago · 33 km deep · 60 km away
- 4.0131 km ENE of Miyako, Japan · 19372 days ago · 25 km deep · 61 km away
- 4.6139 km E of Miyako, Japan · 19372 days ago · 23 km deep · 60 km away
- 5.9102 km E of Yamada, Japan · 19371 days ago · 23 km deep · 22 km away
- 3.9109 km E of Yamada, Japan · 19371 days ago · 34 km deep · 8 km away
- 4.0131 km E of Yamada, Japan · 19371 days ago · 37 km deep · 15 km away
- 4.3110 km E of Yamada, Japan · 19371 days ago · 29 km deep · 13 km away
- 4.1off the east coast of Honshu, Japan · 19371 days ago · 33 km deep · 18 km away
- 5.0112 km E of Yamada, Japan · 19371 days ago · 28 km deep · 4 km away
- 4.3131 km E of Yamada, Japan · 19370 days ago · 18 km deep · 15 km away
- 4.6130 km E of Yamada, Japan · 19370 days ago · 30 km deep · 16 km away
- 4.4104 km E of Yamada, Japan · 19369 days ago · 29 km deep · 25 km away
- 4.1131 km E of Yamada, Japan · 19355 days ago · 31 km deep · 15 km away
- 4.1113 km E of Yamada, Japan · 19321 days ago · 32 km deep · 13 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00003b6. Read Tue, Sep 22, 2026, 4:51 PM UTC.