M4.7 earthquake 90 km ENE of Hasaki, Japan
A magnitude 4.7 earthquake struck 90 km ENE of Hasaki, Japan on Fri, Jan 28, 1983, 10:59 PM JST (13:59 UTC), 55 km (34 mi) below the surface.
A larger quake followed: M5.0 56 km E of Kitaibaraki, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb), light
- Local time
- UTC
- 1983-01-28 13:59:48 UTC
- Depth
- 54.8 km (34.1 mi), shallow
- Epicenter
- 36.169° N, 141.679° 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.
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 4 in the 60 days after this one and 4 in the 30 days before it.
After
- 5.056 km E of Kitaibaraki, Japan · 15943 days ago · 55 km deep · 66 km away
- 4.894 km NE of Hasaki, Japan · 15914 days ago · 52 km deep · 6 km away
- 4.539 km E of Iwaki, Japan · 15910 days ago · 64 km deep · 97 km away
- 4.746 km E of Kitaibaraki, Japan · 15903 days ago · 52 km deep · 75 km away
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001sp7. Read Tue, Sep 22, 2026, 9:44 PM UTC.