M 7.3 – 29km S of Halabjah, Iraq – USGS Earthquake Hazard …

Tectonic Summary. The November 12, 2017 M 7.3 earthquake near the Iran-Iraq border in northwest Iran (220 km northeast of Baghdad, Iraq) occurred as the result of oblique-thrust faulting at mid-crustal depth (~25 km). Preliminary focal mechanism solutions for the event indicate rupture occurred on a fault dipping shallowly to the east-northeast,…

https://earthquake.usgs.gov/earthquakes/eventpage/us2000bmcg/executive