M3.4 earthquake 21 km SSW of Plomári, Greece
A magnitude 3.4 earthquake struck 21 km SSW of Plomári, Greece on Mon, Dec 16, 1991, 4:24 AM GMT+2 (02:24 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.1 14 km ESE of Foça, Turkey. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.4 (Md, duration), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1991-12-16 02:24:56 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 38.811° N, 26.242° 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: 2 in the 60 days after this one and 3 in the 30 days before it.
After
- 3.35 km SW of Menemen, Turkey · 12701 days ago · 10 km deep · 72 km away
- 4.114 km ESE of Foça, Turkey · 12684 days ago · 10 km deep · 61 km away
Before
Earthquakes todayGreece earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00050hf. Read Mon, Oct 5, 2026, 1:26 PM UTC.