Japan earthquakes

M4.4 earthquake 103 km ESE of Iwaki, Japan

A magnitude 4.4 earthquake struck 103 km ESE of Iwaki, Japan on Sun, Dec 25, 2016, 6:23 AM JST (21:23 UTC), 36 km (22 mi) below the surface.

A larger quake followed: M5.3 39 km ENE of Iwaki, Japan. This one was a foreshock.

Iwaki 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
4.4 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2016-12-24 21:23:46 UTC
Depth
36.1 km (22.4 mi), shallow
Epicenter
36.834° N, 142.017° 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.

Location uncertainty
About 8.2 km horizontally, 7.8 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
169°
Stations used
48

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 31 in the 30 days before it.

After

  1. 4.663 km ESE of Hitachi, Japan · 3568 days ago · 33 km deep · 77 km away
  2. 5.142 km ESE of Namie, Japan · 3564 days ago · 9 km deep · 78 km away · felt by 19
  3. 5.217 km SSE of Iwaki, Japan · 3559 days ago · 53 km deep · 96 km away · felt by 57
  4. 4.445 km ENE of Iwaki, Japan · 3559 days ago · 10 km deep · 70 km away
  5. 5.339 km ENE of Iwaki, Japan · 3559 days ago · 10 km deep · 72 km away · felt by 69
  6. 4.220 km SE of Iwaki, Japan · 3556 days ago · 47 km deep · 89 km away · felt by 2
  7. 4.051 km E of Namie, Japan · 3553 days ago · 15 km deep · 78 km away
  8. 4.546 km E of Namie, Japan · 3551 days ago · 10 km deep · 83 km away
  9. 4.251 km E of Namie, Japan · 3550 days ago · 10 km deep · 74 km away
  10. 4.830 km ESE of Namie, Japan · 3530 days ago · 25 km deep · 87 km away · felt by 1
  11. 4.3107 km ESE of Takahagi, Japan · 3527 days ago · 39 km deep · 52 km away
  12. 4.461 km E of Namie, Japan · 3526 days ago · 47 km deep · 87 km away
  13. 4.543 km ESE of Namie, Japan · 3525 days ago · 23 km deep · 73 km away
  14. 4.251 km ESE of Hitachi, Japan · 3524 days ago · 41 km deep · 84 km away · felt by 7
  15. 5.266 km ESE of Namie, Japan · 3522 days ago · 7 km deep · 56 km away · felt by 23
  16. 4.143 km ENE of Iwaki, Japan · 3522 days ago · 10 km deep · 68 km away

Before

  1. 4.4106 km ESE of Iwaki, Japan · 3570 days ago · 44 km deep · 11 km away
  2. 4.786 km ESE of Iwaki, Japan · 3571 days ago · 43 km deep · 17 km away · felt by 1
  3. 4.6105 km ESE of Iwaki, Japan · 3571 days ago · 35 km deep · 3 km away · felt by 1
  4. 5.1106 km ESE of Iwaki, Japan · 3571 days ago · 23 km deep · 13 km away · felt by 7
  5. 4.538 km E of Namie, Japan · 3572 days ago · 35 km deep · 86 km away · felt by 1
  6. 4.442 km E of Iwaki, Japan · 3575 days ago · 32 km deep · 64 km away
  7. 5.150 km E of Namie, Japan · 3575 days ago · 10 km deep · 75 km away · felt by 11
  8. 4.160 km ESE of Namie, Japan · 3576 days ago · 35 km deep · 57 km away
  9. 4.458 km ESE of Namie, Japan · 3577 days ago · 33 km deep · 58 km away
  10. 4.647 km ESE of Namie, Japan · 3579 days ago · 40 km deep · 70 km away
  11. 4.648 km E of Namie, Japan · 3587 days ago · 9 km deep · 77 km away · felt by 4
  12. 3.847 km ENE of Iwaki, Japan · 3587 days ago · 4 km deep · 67 km away
  13. 4.428 km E of Namie, Japan · 3590 days ago · 32 km deep · 97 km away
  14. 4.761 km ESE of Namie, Japan · 3591 days ago · 3 km deep · 55 km away · felt by 1
  15. 4.944 km SE of Namie, Japan · 3591 days ago · 15 km deep · 72 km away · felt by 3
  16. 4.737 km ESE of Namie, Japan · 3591 days ago · 32 km deep · 78 km away · felt by 1
  17. 4.852 km SE of Namie, Japan · 3591 days ago · 10 km deep · 64 km away
  18. 4.634 km E of Namie, Japan · 3593 days ago · 35 km deep · 93 km away
  19. 4.250 km ESE of Namie, Japan · 3595 days ago · 10 km deep · 66 km away
  20. 4.457 km ESE of Namie, Japan · 3595 days ago · 8 km deep · 61 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10007mjs. Read Sun, Oct 4, 2026, 2:01 AM UTC.