Russia earthquakes

M5.1 earthquake 165 km SSE of Kuril’sk, Russia

A magnitude 5.1 earthquake struck 165 km SSE of Kuril’sk, Russia on Thu, Mar 23, 1978, 4:03 PM JST (07:03 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.9 137 km SE of Kuril’sk, Russia. This one was a foreshock.

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

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The earthquake

Magnitude
5.1 (mb), moderate
Local time
UTC
1978-03-23 07:03:56 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
43.925° N, 148.898° E
Region
Russia
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
Stations used
50

Nearest places

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

Nearby

Within 100 km, magnitude 2.1 and up: 177 in the 60 days after this one and 22 in the 30 days before it.

After

The first 60 of 177.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0000tk2. Read Tue, Sep 22, 2026, 9:21 PM UTC.