M5.7 earthquake 246 km E of Miyako, Japan

A magnitude 5.7 earthquake struck 246 km E of Miyako, Japan on Sat, Mar 4, 1933, 1:11 AM JST (16:11 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M6.0 168 km E of Yamada, Japan. This one was a foreshock.

Map

Where this earthquake was located, with the others nearby. Select one for its page.

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

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

Within 100 km, magnitude 2.5 and up: 7 in the 60 days after this one and 7 in the 30 days before it.

From the USGS Earthquake Hazards Program and its partner networks, event iscgem905438. Read Tue, Sep 22, 2026, 10:57 AM UTC.