M4.4 earthquake 67 km S of Koróni, Greece
A magnitude 4.4 earthquake struck 67 km S of Koróni, Greece on Fri, Oct 31, 1986, 2:20 PM GMT+2 (12:20 UTC), 52 km (32 mi) below the surface.
A larger quake followed: M4.5 73 km WSW of Kýthira, Greece. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.4 (mb), light
- Local time
- UTC
- 1986-10-31 12:20:12 UTC
- Depth
- 52.2 km (32.4 mi), shallow
- Epicenter
- 36.184° N, 21.955° 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.
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.370 km WSW of Kýthira, Greece · 14570 days ago · 33 km deep · 52 km away
- 4.573 km WSW of Kýthira, Greece · 14566 days ago · 41 km deep · 40 km away
- 3.949 km S of Koróni, Greece · 14556 days ago · 33 km deep · 18 km away
- 3.28 km ENE of Paralía Vérgas, Greece · 14520 days ago · 33 km deep · 97 km away
Before
Earthquakes todayGreece earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002zhw. Read Wed, Sep 30, 2026, 8:45 PM UTC.