Four large earthquakes measuring Mww 6.3 each and their aftershocks affected Herat Province in western Afghanistan in early October 2023. The first two earthquakes occurred on 7 October at 11:11 AFT and 11:42 AFT near the city of Herat, followed by many aftershocks. On 11 and 15 October, two other magnitude 6.3 earthquakes struck the same area. These earthquakes were associated with thrust faulting. The World Health Organization estimated 1,482 fatalities, 2,100 injuries, 43,400 people affected and 114,000 people requiring humanitarian aid due to the mainshock. The 11, 15 and 28 October earthquakes caused a combined seven deaths and 344 injuries.