M5.4 earthquake 24 km NW of Itháki, Greece
A magnitude 5.4 earthquake struck 24 km NW of Itháki, Greece on Tue, Aug 11, 1953, 2:43 PM GMT+2 (12:43 UTC), 15 km (9 mi) below the surface.
A larger quake followed: M6.8 15 km ENE of Póros, Greece. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.4 (Mw, moment), moderate
- Magnitude from
- ISCGEMSUP
- Local time
- UTC
- 1953-08-11 12:43:28 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 38.522° N, 20.519° 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
- ±0.20
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.4 and up: 11 in the 60 days after this one and 2 in the 30 days before it.
After
- 5.45 km SE of Póros, Greece · 26715 days ago · 15 km deep · 52 km away
- 5.524 km WNW of Itháki, Greece · 26714 days ago · 15 km deep · 7 km away
- 6.815 km ENE of Póros, Greece · 26714 days ago · 10 km deep · 53 km away
- 5.617 km SSE of Póros, Greece · 26714 days ago · 15 km deep · 64 km away
- 6.210 km NE of Katastárion, Greece · 26714 days ago · 15 km deep · 74 km away
- 5.719 km SE of Póros, Greece · 26714 days ago · 15 km deep · 65 km away
- 6.013 km E of Póros, Greece · 26714 days ago · 15 km deep · 56 km away
- 5.519 km SE of Póros, Greece · 26714 days ago · 15 km deep · 65 km away
- 5.45 km ENE of Póros, Greece · 26713 days ago · 15 km deep · 48 km away
- 5.35 km NNE of Zakynthos, Greece · 26709 days ago · 15 km deep · 86 km away
- 5.77 km NNE of Póros, Greece · 26681 days ago · 15 km deep · 43 km away
Before
Earthquakes todayGreece earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgemsup891899. Read Fri, Oct 2, 2026, 6:12 AM UTC.