Greece earthquakes

M5.5 earthquake 8 km ESE of Lithakiá, Greece

A magnitude 5.5 earthquake struck 8 km ESE of Lithakiá, Greece on Tue, Apr 11, 2006, 8:29 PM GMT+3 (17:29 UTC), 18 km (11 mi) below the surface.

A larger quake followed: M5.7 16 km SE of Lithakiá, 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: 5.5 (Mwc, centroid moment), moderate
Magnitude from: USGS National Earthquake Information Center
Local time: Tue, Apr 11, 2006, 8:29 PM GMT+3
UTC: 2006-04-11 17:29:28 UTC
Depth: 18.0 km (11.2 mi), shallow
Epicenter: 37.680° N, 20.910° E
Region: Greece
Felt reports: 5
Strongest shaking: VI, strong 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
5.5	Mwc, centroid moment	USGS National Earthquake Information Center	Preferred · Reviewed
5.54	Mw, moment	ISC-GEM global catalog	Final · ±0.1
5.5	Mwc, centroid moment	Global CMT project	Preliminary

What happened

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

Felt at Katastarion, Mouzakion, Patrai, Pirgos and Poros.

From the USGS event page for usp000ee7d. 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: VI, strong shaking
Peak ground acceleration: 14.1% of gravity
Peak ground velocity: 1.8 cm/s
Map: Automatic

USGS ShakeMap: estimated shaking intensity around the epicenter — Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

5 people reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

Fault motion and ground failure

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

Faulting: Reverse (thrust)
Nodal plane 1: Strike 21°, dip 36°, rake 119°
Nodal plane 2: Strike 167°, dip 59°, rake 71°

How well it is located

Reviewed by a seismologist.

Station coverage gap: 40°
Stations used: 426

Nearest places

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

Nearby

Within 100 km, magnitude 2.5 and up: at least 199 in the 60 days after this one and 101 in the 30 days before it.

After

The first 60 of at least 199.

Before

Earthquakes today Greece earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000ee7d (also filed as us2006ljbf, gcmtc200604111729a, gcmt20060411172928, atlas20060411172934, iscgem9787203). Read Fri, Oct 2, 2026, 7:44 AM UTC.