Mayon Volcano recorded sustained high activity over a 24-hour period, with the Philippine Institute of Volcanology and Seismology (Phivolcs) recording dozens of pyroclastic density currents (PDCs) and hundreds of rockfall events while Alert Level 3 remains in effect. From 12 a.m. on Jan. 18 to 12...
A magnitude 4.2 earthquake struck Sultan Kudarat on Sunday morning, Jan. 18, the Philippine Institute of Volcanology and Seismology (Phivolcs) reported. In its Earthquake Information No. 2, Phivolcs said the tremor occurred at 11:55 a.m. The agency said the epicenter was located 41 kilometers...
Mayon Volcano, which remains under Alert Level 3, recorded 235 rockfall events over a 24-hour period from 12 a.m. on Jan. 17 to 12 a.m. on Jan. 18, the Philippine Institute of Volcanology and Seismology (Phivolcs) reported. During the same monitoring period, the agency recorded 48 pyroclastic...
The Philippine Institute of Volcanology and Seismology (Phivolcs) reported increased seismic energy and record-high sulfur dioxide emissions at Mayon Volcano on Friday, Jan. 16, saying the activity could signal further eruptive developments. In an advisory issued at 7:30 p.m., Phivolcs said a...
Mayon Volcano continued to pose hazards to nearby communities as the Philippine Institute of Volcanology and Seismology (Phivolcs) recorded 308 rockfall events and 68 pyroclastic density currents from 12 a.m. on Thursday, Jan. 15, to 12 a.m. on Friday, Jan. 16. Alert Level 3 remains hoisted over...
Tropical Storm Ada (international name: Nokaen) is expected to bring several days of rains and gusty winds over eastern Philippines, particularly Eastern Visayas, Bicol Region, and Caraga, the Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA) said on Friday, Jan....
Heavy rains from Tropical Storm Ada (international name: Nokaen) may trigger lahars and muddy streamflows around Mayon Volcano in Albay, as the weather disturbance affects the eastern part of the country, the Philippine Institute of Volcanology and Seismology (Phivolcs) warned on Friday, Jan. 16....
Continued lava dome growth and lava flow effusion were observed at Mayon Volcano from 12 a.m. on Jan. 14 to 12 a.m. on Jan. 15, the Philippine Institute of Volcanology and Seismology (Phivolcs) said. Phivolcs also recorded a total of 207 rockfall events and 27 pyroclastic density currents, locally...
The Philippine Institute of Volcanology and Seismology (Phivolcs) on Wednesday, Jan. 14 warned that Kanlaon Volcano on Negros Island is showing heightened unrest, following a surge in volcano-tectonic earthquakes beneath its flanks. Since Wednesday midnight, Phivolcs’ Kanlaon Volcano Network...
A brief episode of incandescent lava fountaining was observed at Mayon Volcano early Tuesday, Jan. 13, the Philippine Institute of Volcanology and Seismology (Phivolcs) said. Phivolcs reported that the lava fountain, which reached an estimated height of around 100 meters, occurred at 1:39 a.m. at...
A “pronounced increase” in seismic energy release has been recorded at Mayon Volcano after the Philippine Institute of Volcanology and Seismology (Phivolcs) detected elevated real-time seismic amplitude measurement (RSAM) levels at six of its 16 monitoring stations beginning Sunday, Jan. 11....
A magnitude 6.8 earthquake struck offshore waters east of Balut Island in Davao Occidental late Saturday night, Jan. 10, but posed no tsunami threat to the Philippines, the Philippine Institute of Volcanology and Seismology (Phivolcs) reported. In its Earthquake Information No. 1 bulletin,...
