Japan earthquakes

M5.3 earthquake 43 km NNE of Yonakuni, Japan

A magnitude 5.3 earthquake struck 43 km NNE of Yonakuni, Japan on Sun, Mar 23, 1986, 3:45 AM JST (18:45 UTC), 33 km (21 mi) below the surface.

Ishigaki forecast More in Japan

Map

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

Open the live map with earthquakes

The earthquake

Magnitude: 5.3 (mw), moderate
Local time: Sun, Mar 23, 1986, 3:45 AM JST
UTC: 1986-03-22 18:45:32 UTC
Depth: 33.0 km (20.5 mi), shallow
Epicenter: 24.812° N, 123.212° 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.

Depth from: OPERATOR_ASSIGNED

Nearest places

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

Nearby

Within 100 km, magnitude 2.3 and up: 69 in the 60 days after this one and 68 in the 30 days before it.

After

The first 60 of 69.

Before

Earthquakes today Japan earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002s40 (also filed as gcmtb032286g, gcmt19860322184532, iscgem501284). Read Tue, Sep 22, 2026, 8:51 AM UTC.