The Philippine Institute of Volcanology and Seismology (Phivolcs) on Saturday, Aug. 29, warned that continued rains brought about by the southwest monsoon, or “habagat,” may trigger lahars and muddy streamflows around Pinatubo and Taal volcanoes. Phivolcs issued the advisory after the...
Mayon Volcano’s sulfur dioxide (SO2) emissions surged to 8,393 tons per day on Monday, Aug. 17, the highest level recorded since mid-July, state volcanologists said. The Philippine Institute of Volcanology and Seismology (Phivolcs) said the sharp rise in volcanic gas emissions followed a...
Fifty years ago today, a magnitude 8.1 earthquake struck Moro Gulf, followed by a tsunami that devastated coastal communities in Sultan Kudarat and other areas around the gulf. The earthquake struck at 12:11 a.m. on Aug. 17, 1976, when many residents were asleep, thus it is also known as the...
A strong earthquake shook Occidental Mindoro and nearby provinces on Friday morning, Aug. 7, according to the Philippine Institute of Volcanology and Seismology (Phivolcs). The quake occurred at 10:38 a.m. and was traced 13 kilometers southwest of Mamburao, Occidental Mindoro. It had a shallow...
Before the tragedy reaches the headlines, an earthquake has already begun reshaping the environment. When most people think of earthquakes, they picture collapsed buildings, shattered roads, and frightened communities. News reports often focus on the number of casualties, damaged infrastructure,...
The Philippine Institute of Volcanology and Seismology (Phivolcs) on Wednesday, Aug. 5, lowered Mayon Volcano 's alert status from Alert Level 3 (intensified unrest) to Alert Level 2 (moderate unrest) after monitoring showed a sustained decline in volcanic unrest since late July. The active...
The Philippine Institute of Volcanology and Seismology (Phivolcs) on Wednesday, Aug. 5, assured the public that there is no tsunami threat to the Philippines following the magnitude 6.4 earthquake that struck off Sarangani, Davao Occidental. “No destructive tsunami threat exists based on...
A magnitude 6.4 earthquake struck off the coast of Sarangani, Davao Occidental, at 12:14 p.m. on Wednesday, Aug. 5, the Philippine Institute of Volcanology and Seismology (Phivolcs) said. In its Earthquake Information No. 2, Phivolcs revised the earthquake 's magnitude from the initial...
A magnitude 5.6 earthquake hit Quezon province on Wednesday evening, July 29, with tremors felt in parts of Luzon, according to the Philippine Institute of Volcanology and Seismology (Phivolcs). Phivolcs said the earthquake struck at 10:11 p.m. Its epicenter was traced 93 kilometers northeast of...
The Philippine Institute of Volcanology and Seismology (Phivolcs) said Bulusan Volcano 's seismic activity increased on Tuesday, July 28, after 109 volcanic earthquakes were recorded since midnight. In an advisory issued at 3 p.m. Tuesday, Phivolcs said almost all of the earthquakes were...
A magnitude 5.0 earthquake struck offshore Davao Occidental on Sunday afternoon, July 19, as an aftershock of the powerful earthquakes that shook the area in June, the Philippine Institute of Volcanology and Seismology (Phivolcs) said. In its Earthquake Information No. 1, Phivolcs said the tremor...
The Philippine Institute of Volcanology and Seismology (Phivolcs) warned on Friday, July 17, that communities south and east of Mayon Volcano may experience light ashfall as the active volcano continued to emit ash. Phivolcs said the ash emission was caused by the continuing advance and collapse of...
