M3.9 earthquake Aegean Sea
A magnitude 3.9 earthquake struck in the Aegean Sea on Thu, Feb 28, 1985, 1:08 AM GMT+2 (23:08 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.2 21 km E of Skýros, Greece. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.9 (ml), minor
- Local time
- UTC
- 1985-02-27 23:08:25 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 39.200° N, 25.409° 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: 11 in the 60 days after this one and 5 in the 30 days before it.
After
- 3.932 km ENE of Skýros, Greece · 15181 days ago · 10 km deep · 48 km away
- 3.841 km ENE of Skýros, Greece · 15180 days ago · 10 km deep · 39 km away
- 3.636 km SSE of Skýros, Greece · 15176 days ago · 14 km deep · 86 km away
- 4.221 km E of Skýros, Greece · 15175 days ago · 11 km deep · 61 km away
- 4.034 km E of Skýros, Greece · 15172 days ago · 10 km deep · 56 km away
- 3.220 km W of Psará, Greece · 15162 days ago · 10 km deep · 76 km away
- 3.512 km SW of Plomári, Greece · 15154 days ago · 33 km deep · 83 km away
- 3.133 km SSW of Eresós, Greece · 15146 days ago · 10 km deep · 48 km away
- 4.132 km W of Psará, Greece · 15143 days ago · 10 km deep · 82 km away
- 4.136 km NNE of Psará, Greece · 15140 days ago · 10 km deep · 43 km away
- 3.529 km SW of Mýrina, Greece · 15130 days ago · 10 km deep · 75 km away
Before
- 3.220 km ESE of Skýros, Greece · 15190 days ago · 10 km deep · 65 km away
- 4.422 km E of Skýros, Greece · 15192 days ago · 30 km deep · 60 km away
- 3.726 km ESE of Skýros, Greece · 15195 days ago · 18 km deep · 65 km away
- 3.813 km W of Psará, Greece · 15204 days ago · 15 km deep · 74 km away
- 4.418 km WSW of Psará, Greece · 15204 days ago · 18 km deep · 81 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002c9e. Read Sun, Sep 27, 2026, 3:56 PM UTC.