M5.3 earthquake 4 km S of Polýgyros, Greece
A magnitude 5.3 earthquake struck 4 km S of Polýgyros, Greece on Mon, May 8, 1933, 3:13 AM GMT+2 (01:13 UTC), 15 km (9 mi) below the surface.
A larger quake followed: M6.3 9 km SE of Néa Apollonía, Greece. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.3 (mw), moderate
- Local time
- UTC
- 1933-05-08 01:13:44 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 40.333° N, 23.436° 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.
- Magnitude uncertainty
- ±0.27
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.3 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 iscgemsup905557. Read Tue, Sep 22, 2026, 4:51 PM UTC.