M4.5 earthquake 74 km S of Yonakuni, Japan
A magnitude 4.5 earthquake struck 74 km S of Yonakuni, Japan on Mon, Jan 18, 1982, 7:37 AM JST (22:37 UTC), 22 km (14 mi) below the surface.
A larger quake followed: M5.0 7 km S of Yonakuni, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1982-01-17 22:37:43 UTC
- Depth
- 21.9 km (13.6 mi), shallow
- Epicenter
- 23.801° N, 123.082° 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 1.5 and up: 3 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.07 km S of Yonakuni, Japan · 16305 days ago · 33 km deep · 67 km away
- 4.656 km ESE of Yonakuni, Japan · 16293 days ago · 33 km deep · 73 km away
- 4.055 km W of Ishigaki, Japan · 16273 days ago · 33 km deep · 87 km away
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001j30. Read Thu, Oct 1, 2026, 2:16 PM UTC.