Japan earthquakes

M4.5 earthquake 8 km SSE of Tsukuba, Japan

A magnitude 4.5 earthquake struck 8 km SSE of Tsukuba, Japan on Thu, Jan 12, 2017, 9:36 AM JST (00:36 UTC), 78 km (48 mi) below the surface.

A larger quake followed: M5.4 10 km SW of Hasaki, Japan. This one was a foreshock.

Tsukuba 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
4.5 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2017-01-12 00:36:30 UTC
Depth
77.5 km (48.2 mi), intermediate-depth
Epicenter
36.129° N, 140.131° E
Region
Japan
Felt reports
7
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

7 people reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 7.7 km horizontally, 7.5 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
142°
Stations used
76

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 5.09 km SW of Hasaki, Japan · 3552 days ago · 49 km deep · 78 km away · felt by 32
  2. 4.14 km ENE of Ishige, Japan · 3547 days ago · 49 km deep · 11 km away · felt by 1
  3. 4.57 km E of Funaishikawa, Japan · 3547 days ago · 59 km deep · 61 km away · felt by 35
  4. 4.511 km N of ?hara, Japan · 3532 days ago · 59 km deep · 90 km away
  5. 4.3near the east coast of Honshu, Japan · 3531 days ago · 37 km deep · 86 km away · felt by 2
  6. 4.423 km NNE of Kashima-shi, Japan · 3528 days ago · 47 km deep · 58 km away · felt by 3
  7. 4.613 km WNW of Takahagi, Japan · 3527 days ago · 36 km deep · 81 km away · felt by 6
  8. 4.45 km NW of Sakura, Japan · 3516 days ago · 67 km deep · 43 km away · felt by 8
  9. 5.410 km SW of Hasaki, Japan · 3515 days ago · 42 km deep · 76 km away · felt by 127
  10. 4.36 km NE of Mitsukaid?, Japan · 3509 days ago · 55 km deep · 12 km away · felt by 2
  11. 4.343 km ESE of Hitachi, Japan · 3509 days ago · 36 km deep · 92 km away · felt by 2
  12. 4.19 km NNE of Sakai, Japan · 3508 days ago · 56 km deep · 28 km away · felt by 19
  13. 3.821 km NE of Hasaki, Japan · 3507 days ago · 33 km deep · 86 km away · felt by 3
  14. 4.234 km E of ?arai, Japan · 3505 days ago · 59 km deep · 77 km away · felt by 1
  15. 4.88 km SSE of Hasaki, Japan · 3501 days ago · 44 km deep · 84 km away · felt by 33

Before

  1. 4.414 km NW of Hitachi, Japan · 3567 days ago · 36 km deep · 70 km away
  2. 4.76 km WNW of Kitaibaraki, Japan · 3568 days ago · 10 km deep · 90 km away · felt by 1
  3. 5.913 km NE of Daigo, Japan · 3568 days ago · 7 km deep · 86 km away · felt by 178
  4. 4.75 km SW of Mitsukaid?, Japan · 3570 days ago · 54 km deep · 24 km away · felt by 24
  5. 4.74 km NNW of ?ami, Japan · 3572 days ago · 79 km deep · 66 km away
  6. 4.4near the east coast of Honshu, Japan · 3577 days ago · 58 km deep · 67 km away
  7. 4.022 km NE of Hasaki, Japan · 3581 days ago · 37 km deep · 85 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10007sr9. Read Mon, Oct 5, 2026, 7:12 AM UTC.