M3.3 earthquake 22 km SSW of Spétses, Greece
A magnitude 3.3 earthquake struck 22 km SSW of Spétses, Greece on Thu, Jul 20, 1989, 1:15 PM GMT+3 (10:15 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.1 11 km S of Spétses, Greece. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.3 (ML, local (Richter)), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1989-07-20 10:15:57 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 37.065° N, 23.082° 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: 4 in the 60 days after this one and 2 in the 30 days before it.
After
- 3.511 km E of Leonídio, Greece · 13571 days ago · 33 km deep · 15 km away
- 4.111 km S of Spétses, Greece · 13570 days ago · 33 km deep · 12 km away
- 3.84 km NNW of Ástros, Greece · 13557 days ago · 77 km deep · 54 km away
- 3.26 km WSW of Ágioi Theódoroi, Greece · 13537 days ago · 11 km deep · 93 km away
Before
Earthquakes todayGreece earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0003xgh. Read Thu, Oct 1, 2026, 4:59 PM UTC.