Foundation, Concrete and Earthquake Engineering

Largest Aftershock of Magnitude 7.2 Earthquake of EASTERN TURKEY 2011 October 23

A M=7.2 damaging earthquake hit eastern Turkey left 217 dead, 1090 injured. More than dozen of aftershock are felt. Among these the following quake is largest: 2011 October 23 20:45:37 UTC : EASTERN TURKEY
Magnitude: 6.0
Date-Time : Sunday, October 23, 2011 at 20:45:37 UTC
Sunday, October 23, 2011 at 11:45:37 PM at epicenter
Location : 38.555°N, 43.161°E
Depth : 9.8 km (6.1 miles)
Region : EASTERN TURKEY
Distances: 20 km (12 miles) WNW of Van, Turkey
120 km (74 miles) NNW of Hakkari, Turkey


129 km (80 miles) S of Agri (Karakose), Turkey

904 km (561 miles) E of ANKARA, Turkey
Subduction Zones-Purple, Ridges-Red and Transform Faults Green
Location Uncertainty : horizontal +/- 13.2 km (8.2 miles); depth +/- 2.7 km (1.7 miles)
Parameters : NST=174, Nph=174, Dmin=27.8 km, Rmss=1.3 sec, Gp= 40°, M-type=regional moment magnitude (Mw), Version=6

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