Japan earthquakes

M6.7 earthquake 146 km E of Miyako, Japan

A magnitude 6.7 earthquake struck 146 km E of Miyako, Japan on Fri, May 17, 1968, 1:13 AM JST (16:13 UTC), 25 km (16 mi) below the surface.

A larger quake followed: M7.0 87 km E of Yamada, Japan. This one was a foreshock.

Miyako 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
6.7 (mw), strong
Local time
UTC
1968-05-16 16:13:46 UTC
Depth
25.2 km (15.7 mi), shallow
Epicenter
39.801° N, 143.635° 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.

Magnitude uncertainty
±0.25
Depth from
From location

Nearest places

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

Nearby

Within 100 km, magnitude 3.7 and up: 35 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 6.5111 km E of Miyako, Japan · 21320 days ago · 48 km deep · 35 km away
  2. 5.6154 km ESE of Yamada, Japan · 21320 days ago · 21 km deep · 69 km away
  3. 6.2134 km E of Miyako, Japan · 21320 days ago · 35 km deep · 15 km away
  4. 5.6155 km E of Miyako, Japan · 21319 days ago · 21 km deep · 16 km away
  5. 6.1112 km E of Miyako, Japan · 21319 days ago · 38 km deep · 37 km away
  6. 5.8180 km SSE of Honchō, Japan · 21319 days ago · 23 km deep · 99 km away
  7. 5.8184 km ENE of Miyako, Japan · 21317 days ago · 15 km deep · 52 km away
  8. 5.9170 km ENE of Noda, Japan · 21317 days ago · 24 km deep · 70 km away
  9. 5.6153 km E of Noda, Japan · 21313 days ago · 17 km deep · 57 km away
  10. 5.5166 km E of Noda, Japan · 21313 days ago · 17 km deep · 48 km away
  11. 6.1121 km E of Noda, Japan · 21312 days ago · 36 km deep · 54 km away
  12. 5.5175 km E of Noda, Japan · 21308 days ago · 35 km deep · 56 km away
  13. 5.6182 km SSE of Honchō, Japan · 21298 days ago · 26 km deep · 97 km away
  14. 5.5191 km E of Noda, Japan · 21297 days ago · 10 km deep · 67 km away
  15. 7.087 km E of Yamada, Japan · 21294 days ago · 32 km deep · 67 km away
  16. 5.596 km ESE of Yamada, Japan · 21293 days ago · 25 km deep · 85 km away
  17. 6.288 km E of Yamada, Japan · 21293 days ago · 31 km deep · 76 km away
  18. 5.897 km E of Yamada, Japan · 21293 days ago · 31 km deep · 55 km away
  19. 5.891 km E of Yamada, Japan · 21293 days ago · 23 km deep · 65 km away
  20. 5.7122 km ESE of Yamada, Japan · 21293 days ago · 16 km deep · 73 km away
  21. 5.999 km ESE of Yamada, Japan · 21293 days ago · 17 km deep · 79 km away
  22. 6.191 km E of Yamada, Japan · 21292 days ago · 34 km deep · 67 km away
  23. 5.885 km E of Yamada, Japan · 21292 days ago · 24 km deep · 70 km away
  24. 5.791 km E of Yamada, Japan · 21292 days ago · 25 km deep · 76 km away
  25. 5.681 km E of Yamada, Japan · 21291 days ago · 20 km deep · 77 km away
  26. 5.9168 km E of Noda, Japan · 21288 days ago · 20 km deep · 49 km away
  27. 5.899 km E of Yamada, Japan · 21287 days ago · 29 km deep · 56 km away
  28. 6.1166 km E of Noda, Japan · 21284 days ago · 21 km deep · 68 km away
  29. 5.8139 km E of Miyako, Japan · 21280 days ago · 24 km deep · 23 km away
  30. 5.5150 km E of Miyako, Japan · 21273 days ago · 10 km deep · 7 km away
  31. 5.587 km E of Yamada, Japan · 21267 days ago · 27 km deep · 68 km away
  32. 5.5178 km ENE of Noda, Japan · 21267 days ago · 15 km deep · 90 km away
  33. 5.9134 km E of Noda, Japan · 21265 days ago · 19 km deep · 56 km away
  34. 6.0109 km E of Yamada, Japan · 21264 days ago · 22 km deep · 45 km away
  35. 6.0113 km E of Miyako, Japan · 21264 days ago · 20 km deep · 38 km away

Before

  1. 5.569 km E of Miyako, Japan · 21321 days ago · 36 km deep · 77 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event iscgem822151. Read Wed, Sep 30, 2026, 1:33 AM UTC.