Japan earthquakes

M5.8 earthquake 87 km SSW of Honchō, Japan

A magnitude 5.8 earthquake struck 87 km SSW of Honchō, Japan on Fri, Jun 7, 1968, 6:17 AM JST (21:17 UTC), 47 km (29 mi) below the surface.

A larger quake followed: M6.3 121 km SSE of Honchō, Japan. This one was a foreshock.

Shizunai-furukawachō 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
5.8 (mw), moderate
Local time
UTC
1968-06-06 21:17:17 UTC
Depth
47.1 km (29.3 mi), shallow
Epicenter
41.366° N, 142.665° 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
±0.20
Depth from
From location

Nearest places

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

Nearby

Within 100 km, magnitude 2.5 and up: 2 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 6.3121 km SSE of Honchō, Japan · 21281 days ago · 41 km deep · 58 km away
  2. 5.811 km SSW of Honchō, Japan · 21272 days ago · 48 km deep · 77 km away

Before

  1. 5.574 km S of Honchō, Japan · 21298 days ago · 23 km deep · 17 km away
  2. 5.6146 km ENE of Kuji, Japan · 21304 days ago · 28 km deep · 92 km away
  3. 6.6141 km ENE of Kuji, Japan · 21305 days ago · 27 km deep · 71 km away
  4. 6.069 km S of Honchō, Japan · 21307 days ago · 50 km deep · 31 km away
  5. 5.573 km SSE of Honchō, Japan · 21308 days ago · 27 km deep · 43 km away
  6. 5.6124 km SSE of Honchō, Japan · 21309 days ago · 28 km deep · 87 km away
  7. 6.1137 km SSE of Honchō, Japan · 21310 days ago · 37 km deep · 74 km away
  8. 5.768 km S of Honchō, Japan · 21312 days ago · 45 km deep · 31 km away
  9. 6.179 km SSW of Honchō, Japan · 21313 days ago · 33 km deep · 8 km away
  10. 6.1111 km S of Shizunai-furukawach?, Japan · 21313 days ago · 43 km deep · 5 km away
  11. 5.768 km ENE of Hachinohe, Japan · 21313 days ago · 59 km deep · 72 km away
  12. 7.970 km S of Honchō, Japan · 21313 days ago · 31 km deep · 22 km away
  13. 6.173 km SSW of Honchō, Japan · 21313 days ago · 30 km deep · 13 km away
  14. 6.1114 km SSE of Honchō, Japan · 21313 days ago · 42 km deep · 52 km away
  15. 6.0165 km SE of Shizunai-furukawach?, Japan · 21314 days ago · 25 km deep · 75 km away
  16. 8.21968 Tokachi-Oki Earthquake · 21314 days ago · 27 km deep · 79 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event iscgem819910. Read Tue, Sep 22, 2026, 4:15 PM UTC.