Japan earthquakes

M4.1 earthquake 133 km E of Yamada, Japan

A magnitude 4.1 earthquake struck 133 km E of Yamada, Japan on Sun, Sep 4, 2016, 8:40 AM JST (23:40 UTC), 23 km (15 mi) below the surface.

A larger quake followed: M4.8 181 km ENE of Miyako, 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
4.1 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2016-09-03 23:40:41 UTC
Depth
23.5 km (14.6 mi), shallow
Epicenter
39.465° N, 143.497° 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 9.2 km horizontally, 8.9 km in depth
Magnitude uncertainty
±0.26
Depth from
From location
Station coverage gap
184°, poorly surrounded by stations
Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 4.449 km ESE of ?tsuchi, Japan · 3665 days ago · 48 km deep · 93 km away
  2. 4.464 km ESE of Yamada, Japan · 3661 days ago · 35 km deep · 80 km away
  3. 4.1196 km ESE of Yamada, Japan · 3660 days ago · 10 km deep · 79 km away
  4. 4.8181 km ENE of Miyako, Japan · 3631 days ago · 35 km deep · 91 km away
  5. 4.4177 km ENE of Miyako, Japan · 3631 days ago · 10 km deep · 93 km away
  6. 4.7178 km ENE of Miyako, Japan · 3630 days ago · 10 km deep · 91 km away
  7. 4.5178 km ENE of Miyako, Japan · 3630 days ago · 20 km deep · 99 km away
  8. 4.7128 km E of Yamada, Japan · 3626 days ago · 14 km deep · 14 km away · felt by 1

Before

  1. 4.1119 km ESE of Yamada, Japan · 3682 days ago · 10 km deep · 47 km away
  2. 5.3145 km E of Miyako, Japan · 3694 days ago · 6 km deep · 34 km away
  3. 5.2171 km ENE of Miyako, Japan · 3695 days ago · 10 km deep · 97 km away
  4. 4.7174 km ENE of Miyako, Japan · 3695 days ago · 10 km deep · 82 km away
  5. 5.8169 km ENE of Miyako, Japan · 3695 days ago · 11 km deep · 96 km away · felt by 6
  6. 4.4181 km ENE of Miyako, Japan · 3696 days ago · 6 km deep · 94 km away
  7. 4.4184 km ENE of Miyako, Japan · 3696 days ago · 10 km deep · 91 km away
  8. 4.6156 km E of Yamada, Japan · 3696 days ago · 10 km deep · 24 km away · felt by 1
  9. 5.3137 km E of Yamada, Japan · 3696 days ago · 23 km deep · 11 km away · felt by 3
  10. 4.591 km ESE of Kamaishi, Japan · 3701 days ago · 41 km deep · 90 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10006mg5. Read Sat, Oct 3, 2026, 1:50 AM UTC.