More low-frequency volcanic quakes (LFVQs) and rockfall events have been detected during the 24-hour monitoring of the Mayon Volcano in Albay, the Philippine Institute of Volcanology and Seismology (Phivolcs) said on Friday, Aug. 4. Between Aug. 3 and Aug. 4, the Mayon Volcano Network recorded 272...
BUTUAN CITY – A magnitude-4.8 earthquake rocked Davao Occidental province Thursday afternoon, Aug. 3, the Philippine Institute of Volcanology and Seismology (Phivolcs) said. The earthquake was registered at 1:39 p.m. and its epicenter was located 417 kilometers (kms) southeast of...
The “increased” effusion of lava from Mayon Volcano has eased over the past 24 hours and is returning to a slow rate, the Philippine Institute of Volcanology and Seismology (Phivolcs) said on Wednesday, Aug. 2. On July 31, Phivolcs observed an intermittent “ashing” along with increases in...
A 5.3-magnitude earthquake jolted Cagayan on Tuesday afternoon, Aug. 1, said the Philippine Institute of Volcanology and Seismology (Phivolcs). Phivolcs said the earthquake, which struck at 4:03 p.m., had its epicenter 26 kilometers (km) northeast of Dalupiri Island in Calayan, Cagayan. It occurred...
The Philippine Institute of Volcanology and Seismology (Phivolcs) observed a renewed eruptive activity at the Mayon Volcano’s summit crater, characterized by intermittent “ashing” and increased lava effusion on Monday, July 31. “Beginning at approximately 6 p.m. on July 31, eruptive...
The lava effusion from Mayon Volcano, which began in early June and prompted the Philippine Institute of Volcanology and Seismology (Phivolcs) to raise the volcano’s alert status, was still ongoing as of July 31. “Lava effusion from Mayon Volcano’s summit crater continues for the eighth...
For the fourth consecutive day, the Philippine Institute of Volcanology and Seismology (Phivolcs) observed a “weakening” of the slow effusion of lava from the Mayon Volcano’s crater on Sunday, July 30. “In the past 24-hour period, there has been a marked weakening of slow lava effusion from...
A magnitude 4.5 earthquake jolted Surigao Del Norte on Saturday, July 29, the Philippine Institute of Volcanology and Seismology (Phivolcs) said. Â Photo credit to Phivolcs In its second earthquake information bulletin, Phivolcs reported a slight increase in the quake from magnitude 4.4 from its...
BUTUAN CITY – A magnitude-4.8 earthquake jolted Davao Occidental on Thursday, July 27. The Philippine Institute of Volcanology and Seismology (Phivolcs) said the earthquake was recorded at 1:47 a.m. and its epicenter was 98 kilometers (kms) southwest of Balut Island in the municipality of...
The Philippine Institute of Volcanology and Seismology (Phivolcs) has observed a “weakening” of the slow lava effusion from Mayon Volcano’s crater between Wednesday, July 26, and Thursday, July 27. “In the past 24-hour period, there has been a marked weakening of slow lava effusion from the...
The Philippine Institute of Volcanology and Seismology (Phivolcs) recorded 11 low-frequency volcanic quakes (LFVQs) and one pyroclastic density current (PDC) at Mayon Volcano from Tuesday, July 25, to Wednesday, July 26. These are down from 32 LFVQs and four PDCs during the previous 24-hour...
The slow effusion of lava from the crater of Mayon Volcano has continued despite fewer earthquakes in the previous 24 hours, the Philippine Institute of Volcanology and Seismology (Phivolcs) said on Tuesday, July 25. In the past 24 hours, Phivolcs had recorded 32 low-frequency volcanic quakes...
