More eruptions identified by tephrochronology took place 7,480 ± 40, 11,280 ± 70, 11,480 ± 220 and 14,690 ± 200 years ago, yielding scoria and pyroclastic flows. The various explosive eruptions of Ubinas have deposited material as far as away from the volcano. Landslides also took place in this time, including the collapse more than 3,670 ± 60 years ago.