M3.4 earthquake 11 km NNW of Megálo Chorió, Greece
A magnitude 3.4 earthquake struck 11 km NNW of Megálo Chorió, Greece on Fri, Jul 20, 1990, 7:22 AM GMT+3 (04:22 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M3.8 10 km N of Karpuzlu, 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
- 1990-07-20 04:22:30 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 37.550° N, 26.914° 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 0 in the 30 days before it.
After
Earthquakes todayGreece earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0004c8m. Read Fri, Oct 2, 2026, 3:11 PM UTC.