Phivolcs

Mountain

Following an increase in its seismic activity over the weekend, Philippine Institute of Volcanology and Seismology (Phivolcs) on Sunday heightened the alert level over Bulusan Volcano in Sorsogon. Once zero then the alert level was raised to one after 16 volcanic earthquakes were recorded between 8 a.m. on Saturday and 8 a.m. on Sunday. Phivolcs described alert Level 1 is raised when hydrothermal processes may be underway beneath the volcano

phivolcs

Around 18 mild shakings of tectonic origin hit Surigao del Norte from the dawn hours till mid-morning on Monday, April 29, Phivolcs cited. A Phivolcs earthquake bulletin noted a 3.7 magnitude quake at 12:34 am on Monday, with epicenter at 60 km southeast of General Luna town of Surigao del Norte, and a depth of 12 km. It was then followed by a series of much milder quakes at 30

volcanic

Philippine Institute of Volcanology and Seismology, Thursday, assured the public that Mt. Pinatubo is not exhibiting unusual activities following the magnitude 6.1 earthquake that jolted Luzon. Phivolcs issued a statement after concerns that the quake that killed at least 16 people and injured 86 has effects on the active volcano located on the boundaries of Pampanga, Tarlac and Zambales. The earthquake—which was tectonic in origin—hit Castillejos, Zambales late Monday afternoon.

magnitude

Seismic magnitude 6.5 earthquake of tectonic origin shook San Julian in Eastern Samar on Tuesday afternoon, April 23. A report released by the Philippine Institute of Volcanology and Seismology (Phivolcs) stated that the earthquake happened at 1:37 p.m. on Tuesday. The fifth intensity was felt in Tacloban City, Catbalogan City, and Samar. Intensity 4 was felt in Masbate City, Legazpi City and Sorsogon City. Cebu had an intensity 3 quake

earthquake

An aftershock of magnitude 4.5 hit Zambales province very early Wednesday, as stated by the Philippine Institute of Volcanology and Seismology (Phivolcs). Said aftershock was felt in parts of Luzon, including in Metro Manila, but there was no immediate report of any damage. State seismologists stated the tremor occurred at 2:02 a.m. at a depth of 11 kilometers northeast of Castillejos town. Intensity 3 shakes were recorded in Olongapo City.

airport

Clark International Airport in the province of Pampanga was damaged and is closed for 24 hours by the strong earthquake which shook Luzon late Monday afternoon. “Operation is temporarily suspended except for en route flights,” announced Clark International Airport Corp. (CIAC) President Jim Melo on Monday night. Pictures posted over social media displayed parts of the terminal’s roof and walls suffering some damage from the 6.1 magnitude earthquake. Cebu Pacific,

magnitude

According to the Philippine Institute of Volcanology and Seismology (Phivolcs), an earthquake of tectonic origin struck at 2 km northeast of Castillejos in Zambales at 5:11 p.m. on Monday, April 22nd. Phivolcs measured the quake at magnitude 5.7 at first and later raised it to 6.1. On the other hand, the United States Geological Survey measured the quake at magnitude 6.3. The quake had a depth of focus of 21

earth quake

The Philippine government, via the Philippine Institute of Volcanology and Seismology (Phivolcs), is thoroughly monitoring the situation after a 6.1-magnitude earthquake hit Zambales and affected other parts of Luzon. “We assure our people that concerned agencies of the government are already responding and assisting those in troubled conditions and shall continue to do so for as long as necessary,” said Presidential spokesperson Salvador Panelo. Panelo added that responders from the

PHIVOLCS

The Philippine Institute of Volcanology and Seismology (PHIVOLCS) on Thursday elevated Taal Volcano’s status to alert level 1 and observed that was at an “abnormal condition.” PHIVOLCS reminded the public in an advisory that the volcano’s main crater continued to be “strictly off-limits for sudden steam explosions might occur and high concentrations of lethal volcanic gases can be released.” PHIVOLCS supplemented that the whole volcano island is a “permanent danger

Six volcanic quakes on Mayon in 24 hours – Phivolcs

Around six volcanic earthquakes and two rockfall incidents were detected at Mayon volcano within 24 hours. Philippine Institute for Volcanology and Seismology (Phivolcs) said Friday that two of the quakes were linked to the “phreatic” or steam-driven ash eruptions yesterday at 8:11 a.m. Thursday following 6:27 a.m. Friday. Volcanic occurences produced grayish ash plumes as high as 500 meters and 300 meters. Phivolcs stated mild emissions of white steam-laden plumes