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The Philippine Institute of Volcanology and Seismology ( PHIVOLCS, Tagalog: [ˈfivolks]; Tagalog: Surian ng Pilipinas sa Bulkanolohiya at Sismolohiya [2]) is a Philippine national institution dedicated to provide information on the activities of volcanoes, earthquakes, and tsunamis, as well as other specialized information and services ...
The PHIVOLCS earthquake intensity scale ( PEIS; Filipino: Panukat ng Pagyanig ng Lindol) [1] is a seismic scale used and developed by the Philippine Institute of Volcanology and Seismology (PHIVOLCS) to measure the intensity of earthquakes . It was developed as upon a specific response to the 1990 Luzon earthquake.
At 16:14 PST (08:14 UTC) on November 17, 2023, the province of Sarangani on the island of Mindanao in the Philippines was struck by an earthquake measuring 6.7 Mww. It had a maximum perceived intensity of VIII ( Severe) on the Modified Mercalli Intensity Scale. At least eleven people were killed and another 730 were treated for injuries.
Phreatic activity leading up to the first explosive event captured at the main crater of Taal Volcano. Video taken from the installed IP camera of PHIVOLCS monitoring Taal Volcano. The volcano erupted on the afternoon of January 12, 2020, 43 years after its previous eruption in 1977. [6]
Earthquake. The Philippine Institute of Volcanology and Seismology (PHIVOLCS) initially reported a magnitude 6.5 earthquake striking at 8:03 am Philippine Standard Time (PST) in Cataingan, Masbate. The report was later revised to a magnitude 6.6 earthquake. The earthquake was also felt in several parts of Luzon and the Visayas.
The earthquake lasted for a minute and was produced by the Makilala-Malungon Fault which PHIVOLCS stated that could possibly produce a Magnitude 7.2 earthquake, with a possible Intensity VIII. [citation needed] Eight minutes after the mainshock a M w 3.5 aftershock followed which felt III.
April 5, 2024 at 1:33 PM. An earthquake struck the East Coast of the United States on Friday morning, according to the U.S. Geological Survey, causing buildings to shake and rattling nerves from ...
At 14:11 PST (06:11 UTC) on December 15, 2019, the province of Davao del Sur on the island of Mindanao in the Philippines was struck by an earthquake measuring 6.8 Mww. It had a maximum perceived intensity of VII ( Very strong) on the Modified Mercalli Intensity Scale. [2] At least 13 people were killed and another 210 injured.