M4.3 earthquake 88 km WSW of Katastárion, Greece
A magnitude 4.3 earthquake struck 88 km WSW of Katastárion, Greece on Mon, Dec 31, 1984, 2:31 PM GMT+2 (12:31 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.6 70 km WSW of Katastárion, Greece. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb), light
- Local time
- UTC
- 1984-12-31 12:31:25 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 37.416° N, 19.895° 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
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 3 in the 30 days before it.
After
- 4.160 km WSW of Lithakiá, Greece · 15235 days ago · 56 km deep · 30 km away
- 3.637 km W of Katastárion, Greece · 15222 days ago · 10 km deep · 63 km away
- 4.670 km WSW of Katastárion, Greece · 15203 days ago · 10 km deep · 29 km away
- 3.877 km WSW of Katastárion, Greece · 15203 days ago · 10 km deep · 13 km away
Before
Earthquakes todayGreece earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002ake. Read Sun, Sep 27, 2026, 7:59 PM UTC.