Japan earthquakes

M5.5 earthquake 87 km E of Yamada, Japan

A magnitude 5.5 earthquake struck 87 km E of Yamada, Japan on Tue, Jul 9, 1968, 5:06 PM JST (08:06 UTC), 27 km (17 mi) below the surface.

A larger quake followed: M6.0 130 km E of Noda, Japan. This one was a foreshock.

Yamada 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
5.5 (mw), moderate
Local time
UTC
1968-07-09 08:06:09 UTC
Depth
27.0 km (16.8 mi), shallow
Epicenter
39.464° N, 142.968° 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.

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: 7 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 5.9134 km E of Noda, Japan · 21266 days ago · 19 km deep · 96 km away
  2. 6.0109 km E of Yamada, Japan · 21265 days ago · 22 km deep · 23 km away
  3. 6.0113 km E of Miyako, Japan · 21265 days ago · 20 km deep · 30 km away
  4. 5.7145 km ENE of Miyako, Japan · 21253 days ago · 21 km deep · 74 km away
  5. 6.0130 km E of Noda, Japan · 21221 days ago · 25 km deep · 78 km away
  6. 5.7132 km ENE of Miyako, Japan · 21221 days ago · 22 km deep · 75 km away
  7. 5.587 km E of Noda, Japan · 21216 days ago · 32 km deep · 69 km away

Before

  1. 5.5150 km E of Miyako, Japan · 21274 days ago · 10 km deep · 70 km away
  2. 5.591 km SE of Kamaishi, Japan · 21276 days ago · 22 km deep · 77 km away
  3. 5.8139 km E of Miyako, Japan · 21281 days ago · 24 km deep · 54 km away
  4. 5.899 km E of Yamada, Japan · 21288 days ago · 29 km deep · 12 km away
  5. 5.681 km E of Yamada, Japan · 21292 days ago · 20 km deep · 8 km away
  6. 5.791 km E of Yamada, Japan · 21293 days ago · 25 km deep · 14 km away
  7. 5.885 km E of Yamada, Japan · 21293 days ago · 24 km deep · 2 km away
  8. 6.191 km E of Yamada, Japan · 21293 days ago · 34 km deep · 4 km away
  9. 5.999 km ESE of Yamada, Japan · 21294 days ago · 17 km deep · 26 km away
  10. 5.7122 km ESE of Yamada, Japan · 21294 days ago · 16 km deep · 43 km away
  11. 5.891 km E of Yamada, Japan · 21294 days ago · 23 km deep · 4 km away
  12. 5.897 km E of Yamada, Japan · 21294 days ago · 31 km deep · 13 km away
  13. 6.288 km E of Yamada, Japan · 21294 days ago · 31 km deep · 12 km away
  14. 5.596 km ESE of Yamada, Japan · 21294 days ago · 25 km deep · 29 km away
  15. 7.087 km E of Yamada, Japan · 21295 days ago · 32 km deep · 3 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event iscgem818848. Read Thu, Oct 1, 2026, 2:02 AM UTC.