Japan earthquakes

M4.9 earthquake 37 km N of Yonakuni, Japan

A magnitude 4.9 earthquake struck 37 km N of Yonakuni, Japan on Thu, Jan 16, 1986, 1:30 AM GMT+8 (17:30 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M6.0 26 km E of Yilan, Taiwan. This one was a foreshock.

Yilan forecastMore in Japan

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.9 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1986-01-15 17:30:26 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
24.808° N, 122.968° 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.

Depth from
OPERATOR_ASSIGNED

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.9 and up: 18 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 4.636 km NNW of Yonakuni, Japan · 14870 days ago · 33 km deep · 17 km away
  2. 4.734 km NNW of Yonakuni, Japan · 14870 days ago · 33 km deep · 14 km away
  3. 6.026 km E of Yilan, Taiwan · 14870 days ago · 13 km deep · 96 km away
  4. 4.623 km NNE of Yonakuni, Japan · 14869 days ago · 18 km deep · 22 km away
  5. 4.548 km NW of Yonakuni, Japan · 14865 days ago · 33 km deep · 25 km away
  6. 4.539 km N of Yonakuni, Japan · 14865 days ago · 33 km deep · 3 km away
  7. 4.741 km NNW of Yonakuni, Japan · 14865 days ago · 33 km deep · 12 km away
  8. 4.537 km WNW of Yonakuni, Japan · 14865 days ago · 33 km deep · 44 km away
  9. 4.227 km SE of Jiufen, Taiwan · 14858 days ago · 25 km deep · 93 km away
  10. 4.635 km NNW of Yonakuni, Japan · 14858 days ago · 33 km deep · 6 km away
  11. 4.698 km ENE of Jiufen, Taiwan · 14856 days ago · 96 km deep · 67 km away
  12. 4.635 km N of Yonakuni, Japan · 14855 days ago · 30 km deep · 2 km away
  13. 4.847 km NNE of Yonakuni, Japan · 14852 days ago · 10 km deep · 17 km away
  14. 5.047 km ESE of Yonakuni, Japan · 14819 days ago · 64 km deep · 76 km away
  15. 4.531 km NNE of Yonakuni, Japan · 14812 days ago · 33 km deep · 16 km away
  16. 4.145 km NNW of Yonakuni, Japan · 14811 days ago · 33 km deep · 9 km away
  17. 4.937 km NNW of Yonakuni, Japan · 14811 days ago · 33 km deep · 8 km away
  18. 4.739 km N of Yonakuni, Japan · 14811 days ago · 33 km deep · 2 km away

Before

  1. 4.836 km N of Yonakuni, Japan · 14871 days ago · 33 km deep · 10 km away
  2. 5.139 km N of Yonakuni, Japan · 14871 days ago · 33 km deep · 2 km away
  3. 5.135 km N of Yonakuni, Japan · 14871 days ago · 36 km deep · 3 km away
  4. 5.139 km N of Yonakuni, Japan · 14872 days ago · 33 km deep · 6 km away
  5. 4.827 km NNW of Yonakuni, Japan · 14873 days ago · 10 km deep · 13 km away
  6. 5.034 km N of Yonakuni, Japan · 14873 days ago · 10 km deep · 4 km away
  7. 4.187 km NNW of Ishigaki, Japan · 14898 days ago · 136 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002q2x. Read Sat, Oct 3, 2026, 3:44 AM UTC.