Greece earthquakes

M6.5 earthquake 32 km WNW of Skýros, Greece

A magnitude 6.5 earthquake struck 32 km WNW of Skýros, Greece on Thu, Jul 26, 2001, 3:21 AM GMT+3 (00:21 UTC), 10 km (6 mi) below the surface.

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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: 6.5 (Mwc, centroid moment), strong
Magnitude from: USGS National Earthquake Information Center
Local time: Thu, Jul 26, 2001, 3:21 AM GMT+3
UTC: 2001-07-26 00:21:36 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 39.059° N, 24.244° E
Region: Greece
Strongest shaking: VIII, severe shaking
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
6.5	Mwc, centroid moment	USGS National Earthquake Information Center	Preferred · Reviewed
6.44	Mw, moment	ISC-GEM global catalog	Final · ±0.1
6.4	Mwc, centroid moment	Global CMT project	Preliminary
6.94	Me, energy	Choy, USGS energy magnitude	Reviewed

Deaths and damage

From NOAA NCEI’s Significant Earthquake Database (record 5606), matched to this event by time and place.

Damage: Limited (under about $1 million)
Houses damaged: 100

Where the literature gives no number, NCEI records a description on a scale of 1 to 4, printed here in its words. Damage is in millions of US dollars of the year of the event, not adjusted for inflation.

NOAA’s full record of this earthquake

What happened

The USGS’s account of the effects of this earthquake.

At least 100 buildings damaged on Skyros, Greece, including Saint George Monastery. The main water supply system was damaged and fallings rocks from a castle destroyed 30 cars. Felt throughout much of Greece. Felt (III) in the southern part of the former Yugoslav Republic of Macedonia.

From the USGS event page for usp000ak5s. U.S. Geological Survey text and figures are in the public domain.

Shaking

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

Strongest estimated: VIII, severe shaking
Peak ground acceleration: 50.0% of gravity
Peak ground velocity: 3.7 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.

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting: Strike-slip
Nodal plane 1: Strike 148°, dip 76°, rake -1°
Nodal plane 2: Strike 238°, dip 89°, rake -166°

How well it is located

Reviewed by a seismologist.

Depth from: OPERATOR_ASSIGNED
Stations used: 483

Nearest places

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

Nearby

Within 100 km, magnitude 3.5 and up: 84 in the 60 days after this one and 3 in the 30 days before it.

After

The first 60 of 84.

Before

Earthquakes today Greece earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000ak5s (also filed as atlas20010726002100, atlas20010726002136, choy20010726002136, gcmtc072601a, gcmt20010726002136, iscgem1917752). Read Fri, Oct 2, 2026, 11:26 AM UTC.