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The seismological arm of PAGASA was officially transferred to PHIVOLC [9] on September 17, 1984 through Executive Order No. 984, renaming the institute as the Philippines Institute of Volcanology and Seismology or PHIVOLCS. [10] The NSTA, the umbrella department for PHIVOLCS and PAGASA, became the Department of Science and Technology (DOST) in ...
Name Elevation () Coordinates Province(s) Last eruption m ft; Amorong: 376 1,234 Pangasinan Pleistocene: Apo: 2,954 9,692 Cotabato, Davao del Sur unknown possibly 1640s
The earthquake struck near Davao Oriental early on Thursday morning, August 12. PHIVOLCS earlier listed the earthquake as magnitude 7.3 at a depth of 69 kilometers, then revised its advisory to a magnitude 7.2 earthquake, which occurred at a depth of 50 kilometers.
By 2:30 pm, PHIVOLCS raised the alert status to Alert Level 2, although PHIVOLCS through its Taal Volcano Observatory had advised residents of Volcano Island to evacuate at around 1 pm. [10] Stronger explosions began around 3 pm that spewed an ash column exceeding a kilometer high, prompting PHIVOLCS to upgrade the alert status to Alert Level 3 ...
The PHIVOLCS listing is the basis of this list, but with additional information, some were reclassified in the active list or the potentially active list. Volcanoes with solfataric or fumarolic activity indicating active magma supply such as Pocdol Mountains , are placed in the List of potentially active volcanoes in the Philippines .
Kanlaon, also known as Mount Kanlaon and Kanlaon Volcano (Hiligaynon: Bolkang Kanglaon; Cebuano: Bolkang Kanglaon; Filipino: Bulkang Kanlaon), is an active andesitic stratovolcano and the highest mountain on the island of Negros in the Philippines, as well as the highest peak in the Visayas, with an elevation of 2,465 m (8,087 ft) above sea level. [1]
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PHIVOLCS cites seismic scale specifically developed for the Philippine setting, the different geography of each country and other "geological considerations" led to the development of PEIS. The scale measures the effect of an earthquake on a given area based on its relative effect to people, structures and objects in the surroundings. [2]