Japan earthquakes

M4.6 earthquake 41 km W of Yonakuni, Japan

A magnitude 4.6 earthquake struck 41 km W of Yonakuni, Japan on Mon, Mar 24, 1986, 3:55 AM GMT+8 (19:55 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.1 46 km NW of Yonakuni, Japan. This one was a foreshock.

Yilan forecastMore in Japan

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
4.6 (mb), light
Local time
UTC
1986-03-23 19:55:43 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
24.406° N, 122.594° 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 1.6 and up: 42 in the 60 days after this one and 94 in the 30 days before it.

After

  1. 5.146 km NW of Yonakuni, Japan · 14792 days ago · 31 km deep · 42 km away
  2. 4.437 km NNE of Yonakuni, Japan · 14792 days ago · 33 km deep · 67 km away
  3. 4.859 km NE of Yonakuni, Japan · 14792 days ago · 33 km deep · 95 km away
  4. 4.941 km NNE of Yonakuni, Japan · 14792 days ago · 33 km deep · 73 km away
  5. 5.127 km N of Yonakuni, Japan · 14792 days ago · 26 km deep · 56 km away
  6. 4.652 km NE of Yonakuni, Japan · 14792 days ago · 33 km deep · 89 km away
  7. 4.537 km NE of Yonakuni, Japan · 14792 days ago · 33 km deep · 75 km away
  8. 4.845 km N of Yonakuni, Japan · 14792 days ago · 33 km deep · 62 km away
  9. 4.341 km NE of Yonakuni, Japan · 14792 days ago · 33 km deep · 77 km away
  10. 4.456 km NNE of Yonakuni, Japan · 14791 days ago · 33 km deep · 86 km away
  11. 5.039 km NNW of Yonakuni, Japan · 14791 days ago · 33 km deep · 55 km away
  12. 5.242 km NNE of Yonakuni, Japan · 14791 days ago · 31 km deep · 73 km away
  13. 4.837 km NW of Yonakuni, Japan · 14791 days ago · 33 km deep · 38 km away
  14. 4.365 km WSW of Yonakuni, Japan · 14791 days ago · 33 km deep · 25 km away
  15. 4.845 km NNE of Yonakuni, Japan · 14790 days ago · 33 km deep · 77 km away
  16. 5.031 km NNW of Yonakuni, Japan · 14790 days ago · 32 km deep · 42 km away
  17. 4.424 km N of Yonakuni, Japan · 14789 days ago · 33 km deep · 51 km away
  18. 4.448 km NE of Yonakuni, Japan · 14789 days ago · 33 km deep · 84 km away
  19. 4.333 km NNW of Yonakuni, Japan · 14788 days ago · 33 km deep · 45 km away
  20. 4.948 km N of Yonakuni, Japan · 14788 days ago · 33 km deep · 71 km away
  21. 4.439 km NW of Yonakuni, Japan · 14788 days ago · 33 km deep · 35 km away
  22. 4.659 km NE of Yonakuni, Japan · 14788 days ago · 33 km deep · 95 km away
  23. 4.438 km NNE of Yonakuni, Japan · 14787 days ago · 33 km deep · 70 km away
  24. 3.8Taiwan region · 14787 days ago · 33 km deep · 49 km away
  25. 4.434 km NNW of Yonakuni, Japan · 14787 days ago · 33 km deep · 53 km away
  26. 4.462 km NNE of Yonakuni, Japan · 14787 days ago · 33 km deep · 92 km away
  27. 5.039 km NNW of Yonakuni, Japan · 14786 days ago · 33 km deep · 55 km away
  28. 4.638 km NNW of Yonakuni, Japan · 14785 days ago · 33 km deep · 46 km away
  29. 4.557 km SSE of Yonakuni, Japan · 14783 days ago · 33 km deep · 78 km away
  30. 4.327 km NNW of Yonakuni, Japan · 14783 days ago · 33 km deep · 47 km away
  31. 3.944 km NNE of Yonakuni, Japan · 14782 days ago · 33 km deep · 76 km away
  32. 4.744 km NNE of Yonakuni, Japan · 14780 days ago · 30 km deep · 79 km away
  33. 4.361 km N of Yonakuni, Japan · 14779 days ago · 33 km deep · 80 km away
  34. 4.411 km SE of Yilan, Taiwan · 14777 days ago · 33 km deep · 83 km away
  35. 4.429 km SE of Yonakuni, Japan · 14776 days ago · 33 km deep · 64 km away
  36. 5.054 km NE of Yonakuni, Japan · 14765 days ago · 29 km deep · 91 km away
  37. 5.162 km NE of Yonakuni, Japan · 14765 days ago · 33 km deep · 98 km away
  38. 4.011 km ESE of Yonakuni, Japan · 14764 days ago · 33 km deep · 52 km away
  39. 4.515 km N of Yonakuni, Japan · 14764 days ago · 33 km deep · 47 km away
  40. 4.339 km WNW of Yonakuni, Japan · 14763 days ago · 29 km deep · 24 km away
  41. 4.162 km ENE of Hualien City, Taiwan · 14756 days ago · 33 km deep · 49 km away
  42. 4.850 km N of Yonakuni, Japan · 14737 days ago · 33 km deep · 73 km away

Before

  1. 4.528 km NW of Yonakuni, Japan · 14793 days ago · 33 km deep · 36 km away
  2. 5.033 km N of Yonakuni, Japan · 14793 days ago · 45 km deep · 59 km away
  3. 4.928 km N of Yonakuni, Japan · 14793 days ago · 33 km deep · 56 km away
  4. 4.639 km WNW of Yonakuni, Japan · 14793 days ago · 33 km deep · 24 km away
  5. 4.728 km NNE of Yonakuni, Japan · 14793 days ago · 33 km deep · 63 km away
  6. 4.732 km N of Yonakuni, Japan · 14793 days ago · 33 km deep · 60 km away
  7. 4.656 km NNE of Yonakuni, Japan · 14793 days ago · 33 km deep · 83 km away
  8. 4.832 km N of Yonakuni, Japan · 14793 days ago · 33 km deep · 59 km away
  9. 4.838 km NNE of Yonakuni, Japan · 14793 days ago · 33 km deep · 70 km away
  10. 4.930 km NNE of Yonakuni, Japan · 14793 days ago · 30 km deep · 63 km away
  11. 4.815 km NE of Yonakuni, Japan · 14793 days ago · 33 km deep · 54 km away
  12. 4.736 km NNE of Yonakuni, Japan · 14793 days ago · 33 km deep · 68 km away
  13. 4.7southwestern Ryukyu Islands, Japan · 14793 days ago · 33 km deep · 71 km away
  14. 4.736 km NNW of Yonakuni, Japan · 14793 days ago · 33 km deep · 51 km away
  15. 5.036 km NNE of Yonakuni, Japan · 14793 days ago · 20 km deep · 70 km away
  16. 4.838 km NW of Yonakuni, Japan · 14793 days ago · 33 km deep · 43 km away
  17. 4.730 km NNW of Yonakuni, Japan · 14794 days ago · 33 km deep · 47 km away
  18. 4.8Taiwan region · 14794 days ago · 33 km deep · 45 km away
  19. 5.026 km N of Yonakuni, Japan · 14794 days ago · 33 km deep · 51 km away
  20. 4.751 km NE of Yonakuni, Japan · 14794 days ago · 33 km deep · 86 km away

Earthquakes todayJapan earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002s66. Read Tue, Sep 22, 2026, 11:01 AM UTC.