Greece earthquakes

M5.7 earthquake 19 km SE of Póros, Greece

A magnitude 5.7 earthquake struck 19 km SE of Póros, Greece on Wed, Aug 12, 1953, 3:39 PM GMT+2 (13:39 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M6.0 13 km E of Póros, Greece. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
5.7 (mw), moderate
Local time
UTC
1953-08-12 13:39:24 UTC
Depth
15.0 km (9.3 mi), shallow
Epicenter
38.039° N, 20.939° E
Region
Greece
Strongest shaking
VI, strong shaking
Tsunami flag
No
Status
Reviewed by a seismologist

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated
VI, strong shaking
Peak ground acceleration
15.2% of gravity
Peak ground velocity
1.9 cm/s
Map
Automatic
USGS ShakeMap: estimated shaking intensity around the epicenter
Estimated shaking intensity. Map: USGS ShakeMap.

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
±0.24
Depth from
From location

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 2.7 and up: 6 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 6.013 km E of Póros, Greece · 26709 days ago · 15 km deep · 11 km away
  2. 5.519 km SE of Póros, Greece · 26709 days ago · 15 km deep · 1 km away
  3. 5.45 km ENE of Póros, Greece · 26708 days ago · 15 km deep · 18 km away
  4. 5.35 km NNE of Zakynthos, Greece · 26704 days ago · 15 km deep · 24 km away
  5. 5.77 km NNE of Póros, Greece · 26676 days ago · 15 km deep · 22 km away
  6. 5.619 km E of Póros, Greece · 26649 days ago · 15 km deep · 16 km away

Before

  1. 6.210 km NE of Katastárion, Greece · 26709 days ago · 15 km deep · 18 km away
  2. 5.617 km SSE of Póros, Greece · 26709 days ago · 15 km deep · 10 km away
  3. 6.815 km ENE of Póros, Greece · 26709 days ago · 10 km deep · 16 km away
  4. 5.524 km WNW of Itháki, Greece · 26709 days ago · 15 km deep · 63 km away
  5. 5.45 km SE of Póros, Greece · 26710 days ago · 15 km deep · 14 km away
  6. 5.424 km NW of Itháki, Greece · 26710 days ago · 15 km deep · 65 km away
  7. 6.513 km ESE of Itháki, Greece · 26710 days ago · 10 km deep · 30 km away
  8. 6.38 km NE of Póros, Greece · 26712 days ago · 15 km deep · 22 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event iscgem891908. Read Sun, Sep 27, 2026, 7:54 AM UTC.