M3.9 earthquake 10 km SSE of Kassándreia, Greece
A magnitude 3.9 earthquake struck 10 km SSE of Kassándreia, Greece on Mon, Sep 18, 1978, 11:37 PM GMT+3 (20:37 UTC), 10 km (6 mi) below the surface.
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
- 1978-09-18 20:37:32 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 39.958° N, 23.451° 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
- Stations used
- 15
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 4 in the 30 days before it.
After
- 3.72 km NE of Lagkadás, Greece · 17531 days ago · 10 km deep · 95 km away
- 2.78 km SW of Sochós, Greece · 17494 days ago · 10 km deep · 92 km away
- 3.37 km NNW of Néa Apollonía, Greece · 17487 days ago · 10 km deep · 81 km away
Before
- 4.17 km NE of Gerakaroú, Greece · 17556 days ago · 10 km deep · 81 km away
- 3.63 km ESE of Gerakaroú, Greece · 17567 days ago · 10 km deep · 75 km away
- 3.211 km ESE of Askós, Greece · 17570 days ago · 10 km deep · 84 km away
- 3.611 km NNE of Néa Apollonía, Greece · 17570 days ago · 10 km deep · 84 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000wmb. Read Sun, Sep 27, 2026, 8:30 PM UTC.