Japan earthquakes

M4.2 earthquake 51 km ESE of Hitachi, Japan

A magnitude 4.2 earthquake struck 51 km ESE of Hitachi, Japan on Thu, Feb 9, 2017, 2:07 PM JST (05:07 UTC), 41 km (26 mi) below the surface.

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

Hitachi 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
4.2 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2017-02-09 05:07:15 UTC
Depth
41.2 km (25.6 mi), shallow
Epicenter
36.461° N, 141.202° 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 9.1 km horizontally, 9.8 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
156°
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 20 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 4.143 km ENE of Iwaki, Japan · 3523 days ago · 10 km deep · 78 km away
  2. 5.410 km SW of Hasaki, Japan · 3514 days ago · 42 km deep · 98 km away · felt by 127
  3. 4.343 km ESE of Hitachi, Japan · 3508 days ago · 36 km deep · 11 km away · felt by 2
  4. 4.632 km SSE of Namie, Japan · 3507 days ago · 61 km deep · 86 km away · felt by 1
  5. 4.827 km ENE of Iwaki, Japan · 3507 days ago · 48 km deep · 78 km away · felt by 34
  6. 3.821 km NE of Hasaki, Japan · 3507 days ago · 33 km deep · 69 km away · felt by 3
  7. 4.2near the east coast of Honshu, Japan · 3506 days ago · 19 km deep · 89 km away
  8. 4.8111 km E of Iwaki, Japan · 3505 days ago · 24 km deep · 98 km away
  9. 4.234 km E of ?arai, Japan · 3505 days ago · 59 km deep · 28 km away · felt by 1
  10. 4.88 km SSE of Hasaki, Japan · 3500 days ago · 44 km deep · 94 km away · felt by 33
  11. 4.132 km ESE of Hasaki, Japan · 3500 days ago · 33 km deep · 88 km away · felt by 1
  12. 4.640 km SE of Namie, Japan · 3500 days ago · 14 km deep · 87 km away · felt by 2
  13. 4.345 km SE of Namie, Japan · 3493 days ago · 35 km deep · 85 km away
  14. 4.38 km E of Omigawa, Japan · 3490 days ago · 61 km deep · 82 km away · felt by 6
  15. 4.429 km NE of Hasaki, Japan · 3490 days ago · 50 km deep · 60 km away
  16. 4.57 km WNW of Itako, Japan · 3488 days ago · 56 km deep · 85 km away · felt by 5
  17. 4.126 km ESE of Kitaibaraki, Japan · 3483 days ago · 47 km deep · 30 km away · felt by 2
  18. 4.6140 km ESE of Kitaibaraki, Japan · 3482 days ago · 32 km deep · 93 km away · felt by 20
  19. 4.419 km N of Daigo, Japan · 3478 days ago · 57 km deep · 94 km away
  20. 4.012 km W of Kitaibaraki, Japan · 3473 days ago · 35 km deep · 65 km away · felt by 5

Before

  1. 4.543 km ESE of Namie, Japan · 3526 days ago · 23 km deep · 94 km away
  2. 4.613 km WNW of Takahagi, Japan · 3526 days ago · 36 km deep · 65 km away · felt by 6
  3. 4.423 km NNE of Kashima-shi, Japan · 3527 days ago · 47 km deep · 51 km away · felt by 3
  4. 4.3107 km ESE of Takahagi, Japan · 3528 days ago · 39 km deep · 58 km away
  5. 4.3near the east coast of Honshu, Japan · 3530 days ago · 37 km deep · 24 km away · felt by 2
  6. 4.57 km E of Funaishikawa, Japan · 3546 days ago · 59 km deep · 49 km away · felt by 35
  7. 5.09 km SW of Hasaki, Japan · 3551 days ago · 49 km deep · 97 km away · felt by 32

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20008imm. Read Sun, Oct 4, 2026, 12:41 PM UTC.