The first was on October 16, a magnitude 6.3 earthquake, with an epicenter near Tulunan. At least 7 people were killed and 215 others were injured. The second earthquake was on October 29, a magnitude 6.6 event with an epicenter near Bual, to the northeast of the 16 October event. The third earthquake was on October 31, a magnitude 6.5 with epicenter near Tulunan. It is not considered to be an aftershock of the October 29 event. 22 people died and a further 424 were injured after these two events.