Intensity II on the other hand was experienced in Irosin, Sorsogon; and Baleno, Masbate, while Intensity I was recorded in Batuan, Masbate; Santa Magdalena and Bulusan in Sorsogon; Tabaco ...
The Philippine Institute of Volcanology and Seismology raised the alert level at Mount Bulusan in Sorsogon province following the 17-minute blast but added there was no sign of an impending major ...