Greece earthquakes

M3.6 earthquake 10 km E of Kolchikón, Greece

A magnitude 3.6 earthquake struck 10 km E of Kolchikón, Greece on Tue, Jun 20, 1978, 11:26 PM GMT+3 (20:26 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.8 5 km ENE of Askós, Greece. 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
3.6 (mb), minor
Local time
UTC
1978-06-20 20:26:39 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
40.760° N, 23.256° E
Region
Greece
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
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 52 in the 60 days after this one and 26 in the 30 days before it.

After

Before

Earthquakes todayGreece earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0000v5t. Read Tue, Sep 22, 2026, 9:29 PM UTC.