Japan earthquakes

M4.6 earthquake 48 km E of Namie, Japan

A magnitude 4.6 earthquake struck 48 km E of Namie, Japan on Thu, Dec 8, 2016, 5:15 PM JST (08:15 UTC), 9 km (5 mi) below the surface.

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

Namie 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
4.6 (Mwr, regional moment), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2016-12-08 08:15:48 UTC
Depth
8.7 km (5.4 mi), shallow
Epicenter
37.411° N, 141.545° E
Region
Japan
Felt reports
4
Tsunami flag
No
Status
Reviewed by a seismologist

What happened

The USGS’s account of the effects of this earthquake.

Felt at Sendai, Tokai and Tsuchiura. Recorded (3 JMA) in Fukushima.

From the USGS event page for us20007z3w. U.S. Geological Survey text and figures are in the public domain.

Did you feel it?

4 people reported to the USGS what they felt; the strongest reported shaking was II, 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?

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting
Normal
Moment magnitude
4.6 Mwr
Nodal plane 1
Strike 25°, dip 45°, rake -86°
Nodal plane 2
Strike 199°, dip 45°, rake -94°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 5.6 km horizontally, 4.1 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
98°
Stations used
180

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 22 in the 60 days after this one and 108 in the 30 days before it.

After

  1. 4.647 km ESE of Namie, Japan · 3579 days ago · 40 km deep · 13 km away
  2. 4.458 km ESE of Namie, Japan · 3577 days ago · 33 km deep · 22 km away
  3. 4.160 km ESE of Namie, Japan · 3576 days ago · 35 km deep · 22 km away
  4. 5.150 km E of Namie, Japan · 3575 days ago · 10 km deep · 2 km away · felt by 11
  5. 4.442 km E of Iwaki, Japan · 3575 days ago · 32 km deep · 40 km away
  6. 4.538 km E of Namie, Japan · 3572 days ago · 35 km deep · 11 km away · felt by 1
  7. 5.1106 km ESE of Iwaki, Japan · 3571 days ago · 23 km deep · 87 km away · felt by 7
  8. 4.6105 km ESE of Iwaki, Japan · 3571 days ago · 35 km deep · 79 km away · felt by 1
  9. 4.786 km ESE of Iwaki, Japan · 3571 days ago · 43 km deep · 66 km away · felt by 1
  10. 4.4106 km ESE of Iwaki, Japan · 3570 days ago · 44 km deep · 86 km away
  11. 4.4103 km ESE of Iwaki, Japan · 3570 days ago · 36 km deep · 77 km away
  12. 5.142 km ESE of Namie, Japan · 3564 days ago · 9 km deep · 9 km away · felt by 19
  13. 5.217 km SSE of Iwaki, Japan · 3559 days ago · 53 km deep · 78 km away · felt by 57
  14. 4.445 km ENE of Iwaki, Japan · 3559 days ago · 10 km deep · 29 km away
  15. 5.339 km ENE of Iwaki, Japan · 3559 days ago · 10 km deep · 35 km away · felt by 69
  16. 4.220 km SE of Iwaki, Japan · 3556 days ago · 47 km deep · 73 km away · felt by 2
  17. 4.051 km E of Namie, Japan · 3553 days ago · 15 km deep · 4 km away
  18. 4.417 km W of Namie, Japan · 3553 days ago · 91 km deep · 66 km away
  19. 4.546 km E of Namie, Japan · 3551 days ago · 10 km deep · 7 km away
  20. 4.251 km E of Namie, Japan · 3550 days ago · 10 km deep · 3 km away
  21. 4.145 km ESE of Ishinomaki, Japan · 3535 days ago · 41 km deep · 98 km away
  22. 4.830 km ESE of Namie, Japan · 3530 days ago · 25 km deep · 21 km away · felt by 1

Before

  1. 3.847 km ENE of Iwaki, Japan · 3587 days ago · 4 km deep · 30 km away
  2. 4.287 km SE of Ishinomaki, Japan · 3588 days ago · 35 km deep · 61 km away
  3. 4.438 km ESE of Ishinomaki, Japan · 3588 days ago · 56 km deep · 94 km away
  4. 4.428 km E of Namie, Japan · 3590 days ago · 32 km deep · 22 km away
  5. 4.558 km NE of Namie, Japan · 3590 days ago · 63 km deep · 45 km away
  6. 4.761 km ESE of Namie, Japan · 3591 days ago · 3 km deep · 24 km away · felt by 1
  7. 4.944 km SE of Namie, Japan · 3591 days ago · 15 km deep · 20 km away · felt by 3
  8. 4.737 km ESE of Namie, Japan · 3591 days ago · 32 km deep · 20 km away · felt by 1
  9. 4.852 km SE of Namie, Japan · 3591 days ago · 10 km deep · 22 km away
  10. 4.634 km E of Namie, Japan · 3593 days ago · 35 km deep · 17 km away
  11. 4.250 km ESE of Namie, Japan · 3595 days ago · 10 km deep · 19 km away
  12. 4.457 km ESE of Namie, Japan · 3595 days ago · 8 km deep · 18 km away
  13. 4.045 km SE of Namie, Japan · 3597 days ago · 35 km deep · 21 km away
  14. 4.629 km SE of Namie, Japan · 3597 days ago · 22 km deep · 28 km away
  15. 4.344 km SE of Namie, Japan · 3598 days ago · 10 km deep · 24 km away
  16. 4.344 km ESE of Namie, Japan · 3598 days ago · 13 km deep · 16 km away
  17. 4.055 km ESE of Namie, Japan · 3598 days ago · 10 km deep · 20 km away
  18. 4.651 km ESE of Namie, Japan · 3598 days ago · 9 km deep · 4 km away
  19. 4.633 km ESE of Namie, Japan · 3598 days ago · 17 km deep · 19 km away
  20. 4.111 km NW of Namie, Japan · 3600 days ago · 30 km deep · 59 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20007z3w. Read Sun, Oct 4, 2026, 3:03 AM UTC.