M3.7 earthquake 51 km SE of Karpathos, Greece
A magnitude 3.7 earthquake struck 51 km SE of Karpathos, Greece on Sat, May 25, 1991, 1:40 PM GMT+3 (10:40 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.1 eastern Mediterranean Sea. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.7 (Md, duration), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1991-05-25 10:40:24 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 35.246° N, 27.685° 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 1 in the 30 days before it.
After
- 4.1eastern Mediterranean Sea · 12903 days ago · 10 km deep · 76 km away
- 4.1126 km SSE of Fry, Greece · 12878 days ago · 10 km deep · 99 km away
Before
Earthquakes todayGreece earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0004s29. Read Sat, Oct 3, 2026, 10:36 AM UTC.