Turkey earthquakes

M5.2 earthquake 3 km SSE of Ç?narc?k, Turkey

A magnitude 5.2 earthquake struck 3 km SSE of Ç?narc?k, Turkey on Thu, Aug 19, 1999, 6:17 PM GMT+3 (15:17 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.9 4 km SE of Köseköy, Turkey. This one was a foreshock.

Yalova 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: Thu, Aug 19, 1999, 6:17 PM GMT+3
UTC: 1999-08-19 15:17:45 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 40.618° N, 29.138° 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
5.14	Mw, moment	ISC-GEM global catalog	Final · ±0.1
5.1	Mwc, centroid moment	Global CMT project	Preliminary

What happened

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

Felt at Istanbul.

From the USGS event page for usp0009daz. 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: Normal
Nodal plane 1: Strike 273°, dip 45°, rake -120°
Nodal plane 2: Strike 133°, dip 52°, rake -63°

How well it is located

Reviewed by a seismologist.

Depth from: OPERATOR_ASSIGNED

Nearest places

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

Nearby

Within 100 km, magnitude 2.2 and up: 67 in the 60 days after this one and 32 in the 30 days before it.

After

The first 60 of 67.

Before

Earthquakes today Turkey earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0009daz (also filed as gcmtb081999b, gcmt19990819151745, iscgem1655294). Read Sat, Oct 3, 2026, 7:47 AM UTC.