Japan earthquakes

M4.1 earthquake 89 km SSE of Shima, Japan

A magnitude 4.1 earthquake struck 89 km SSE of Shima, Japan on Thu, Sep 17, 2026, 2:42 PM JST (05:42 UTC), 363 km (225 mi) below the surface.

A larger quake followed: M4.7 58 km SE of Shima, Japan. This one was a foreshock.

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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), light
Local time
UTC
2026-09-17 05:42:28 UTC
Depth
362.9 km (225.5 mi), deep
Epicenter
33.578° N, 137.179° 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. If you felt it, tell the USGS: every report sharpens the shaking map.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 10.4 km horizontally, 7.6 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
149°
Stations used
45

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 1 since this one and 1 in the 30 days before it.

After

Before

Earthquakes todayJapan earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000thzf. Read Wed, Sep 30, 2026, 9:49 PM UTC.