Japan earthquakes

M4.7 earthquake 128 km E of Yamada, Japan

A magnitude 4.7 earthquake struck 128 km E of Yamada, Japan on Sat, Oct 29, 2016, 4:17 PM JST (07:17 UTC), 14 km (9 mi) below the surface.

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
4.7 (Mwr, regional moment), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2016-10-29 07:17:13 UTC
Depth
14.2 km (8.8 mi), shallow
Epicenter
39.354° N, 143.431° E
Region
Japan
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

What happened

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

Felt at Kitakami. Recorded (1 JMA) in Aomori, Iwate and Miyagi.

From the USGS event page for us100072xa. U.S. Geological Survey text and figures are in the public domain.

Did you feel it?

1 person 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?

Fault motion and ground failure

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

Faulting
Oblique reverse
Moment magnitude
4.7 Mwr
Nodal plane 1
Strike 131°, dip 41°, rake 41°
Nodal plane 2
Strike 7°, dip 64°, rake 123°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 7.5 km horizontally, 5.0 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
134°
Stations used
71

Nearest places

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

Nearby

Within 100 km, magnitude 1.7 and up: 5 in the 60 days after this one and 0 in the 30 days before it.

After

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us100072xa. Read Sat, Oct 3, 2026, 11:32 AM UTC.