Turkey earthquakes

M5.2 earthquake 14 km ESE of Seferihisar, Turkey

A magnitude 5.2 earthquake struck 14 km ESE of Seferihisar, Turkey on Fri, Apr 18, 2003, 1:34 AM GMT+3 (22:34 UTC), 10 km (6 mi) below the surface.

Seferihisar forecast More in Turkey

Map

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

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The earthquake

Magnitude: 5.2 (Mwc, centroid moment), moderate
Magnitude from: USGS National Earthquake Information Center
Local time: Fri, Apr 18, 2003, 1:34 AM GMT+3
UTC: 2003-04-17 22:34:24 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 38.158° N, 27.000° E
Region: Turkey
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
5.2	Mwc, centroid moment	USGS National Earthquake Information Center	Preferred · Reviewed
5.17	Mw, moment	ISC-GEM global catalog	Final · ±0.1
5.2	Mwc, centroid moment	Global CMT project	Preliminary

What happened

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

Felt (III) at Izmir. Also felt in the Urla-Seferihisar area.

From the USGS event page for usp000bvdg. U.S. Geological Survey text and figures are in the public domain.

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 156°, dip 50°, rake -15°
Nodal plane 2: Strike 256°, dip 78°, rake -138°

How well it is located

Reviewed by a seismologist.

Depth from: OPERATOR_ASSIGNED
Station coverage gap: 17°
Stations used: 352

Nearest places

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

Nearby

Within 100 km, magnitude 2.2 and up: 10 in the 60 days after this one and 21 in the 30 days before it.

After

Before

Earthquakes today Turkey earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000bvdg (also filed as gcmtb041703e, gcmt20030417223424, iscgem6695272). Read Thu, Oct 1, 2026, 9:35 AM UTC.