Japan earthquakes

M5.3 earthquake 278 km SSE of Kushiro, Japan

A magnitude 5.3 earthquake struck 278 km SSE of Kushiro, Japan on Mon, Mar 16, 1987, 12:46 PM JST (03:46 UTC), 37 km (23 mi) below the surface.

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The earthquake

Magnitude
5.3 (mb), moderate
Local time
UTC
1987-03-16 03:46:14 UTC
Depth
36.5 km (22.7 mi), shallow
Epicenter
40.574° N, 145.320° 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
CONSTRAINED_BY_DEPTH_PHASES

Nearest places

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

Nearby

Within 100 km, magnitude 2.3 and up: 0 in the 60 days after this one and 3 in the 30 days before it.

Before

  1. 5.5273 km SSE of Kushiro, Japan · 14441 days ago · 38 km deep · 8 km away
  2. 4.8274 km SSE of Kushiro, Japan · 14441 days ago · 33 km deep · 6 km away
  3. 5.8272 km SSE of Kushiro, Japan · 14441 days ago · 39 km deep · 7 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00033bu. Read Tue, Sep 22, 2026, 11:00 AM UTC.