what kind of fault was mount pinatubo
Mount Pinatubo (Filipino: Bundok Pinatubo) is an active stratovolcano in the Cabusilan Mountains on the island of Luzon, near the tripoint of the Philippine provinces of Zambales, Tarlac, and Pampanga. Before the volcanic activities of 1991, its eruptive history was unknown to most people.ear Mount Pinatubo, the United States maintained two large military bases in the region. The U.S. Naval Base Subic Bay was 37 km (23 mi) south of Pinatubo, and the extent of Clark Air Base was just 14 km (8.7 mi) east of the volcano's summit.