Tag: PHIVOLCS

PHIVOLCS says no tsunami threat to PHL following strong Vanuatu earthquake

(Eagle News) — There is no tsunami threat to the Philippines. The Philippine Institute of Volcanology and Seismology issued the advisory following a strong earthquake that struck Vanuatu on Tuesday. The United States Geological Survey said the quake, which had a preliminary magnitude of 6.7, struck 59 kilometers west of Port Vila. According to PHIVOLCS, the earthquake hit at 8:49 a.m., Philippine time, and had a depth of 14 kilometers. Media reports said the quake […]

5.0-magnitude quake strikes off Occidental Mindoro

(Eagle News) — A 5.0-magnitude earthquake struck off Occidental Mindoro on Tuesday, Feb. 9. The Philippine Institute of Volcanology and Seismology said the quake, which hit at 7:24 a.m., had its epicenter 58 kilometers southwest of San Jose. It had a depth of 17 kilometers. The following intensities and instrumental intensities were reported: Reported Intensities: Intensity IV – San Jose, Occidental Mindoro Instrumental Intensities: Intensity III – San Jose, Occidental Mindoro Intensity II – Roxas, […]

4.4-magnitude quake hits Zambales

(Eagle News) — A 4.4-magnitude earthquake struck off Zambales on Monday, Feb. 8. The Philippine Institute of Volcanology and Seismology said the quake, which hit at 3:54 p.m., had its epicenter 141 kilometers southwest of San Antonio. It had a depth of 30 kilometers. No damage to property nor aftershocks were reported.  

Steam and sulfur dioxide emissions monitored at Mayon; alert level 1 stays

(Eagle News) — Steam and sulfur dioxide emissions have been monitored at Mayon. The Philippine Institute of Volcanology and Seismology said the emission of white steam-laden plumes from the volcano, which remains on alert level 1, was monitored in 24 hours and was moderate. Sulfur dioxide emission was last measured at an average of 634 tons on January 27. Both inflation and deflation were monitored along different sectors of the volcano, while a faint crater […]

5.7-magnitude strikes off Davao Oriental

(Eagle News) — A 5.7-magnitude earthquake struck off Davao Oriental on Monday, Feb. 8. The Philippine Institute of Volcanology and Seismology said the quake, which hit at 8 a.m., had its epicenter 211 kilometers southeast of Governor Generoso. It had a depth of 44 kilometers. The following instrumental intensities were reported: Instrumental Intensities: Intensity II – General Santos City; Alabel, and Kiamba, Sarangani Intensity I – Koronadal City, South Cotabato No damage to property was […]

4.8-magnitude earthquake hits Davao del Sur

(Eagle News) — A 4.8-magnitude earthquake struck off Davao del Sur on Sunday, Feb. 7. The Philippine Institute of Volcanology and Seismology said the quake, which struck at 7:28 a.m., had its epicenter six kilometers northwest of Magsaysay. It had a depth of 20 kilometers. The following intensities and instrumental intensities were reported: Reported Intensities: Intensity IV – Makilala, Cotabato Intensity III – Kiblawan, Davao Del Sur; Davao City; Kidapawan City and Tulunan, Cotabato; Columbio, […]

PHIVOLCS: 3 rockfall events, sulfur dioxide emission monitored at Mayon but no magmatic eruption imminent

(Eagle News) — Three rockfall events were monitored at Mayon in 24 hours. The Philippine Institute of Volcanology and Seismology said also monitored at the volcano, which remains on alert level 1, was sulfur dioxide emission. The emission was last measured at an average of 634 tons on January 27, PHIVOLCS said. Both inflation and deflation were recorded in different sectors of the volcano. PHIVOLCS reminded the public that while no magmatic eruption was imminent, […]

4.4-magnitude aftershock hits Camarines Norte

(Eagle News) — A 4.4-magnitude earthquake struck off Camarines Norte on Friday, Feb. 5. The Philippine Institute of Volcanology and Seismology said the quake, which hit at 7:30 a.m., was an aftershock of the 5.1-magnitude earthquake that hit the province earlier. The 4.4-magnitude quake hit 14 kilometers northeast of Tinaga Island in Vinzons. It had a depth of one kilometer. The following intensities and instrumental intensities were reported: Reported Intensities: Intensity II – Naga City, […]

Magnitude 4.9 quake hits waters off Occidental Mindoro

  (Eagle News) — A magnitude 4.9 quake hit waters off Occidental Mindoro on Friday morning, Feb. 5, according to the Philippine Institute of Volcanology and Seismology.   It was also felt at instrumental intensities in parts of Capiz and Antique. The quake, with its epicenter at 60 kilometers southwest of San Jose, Occidental Mindoro, occurred at 7:49 a.m.   It occured barely two hours after a magnitude 5.1 quake that struck Tinaga Island in Camarines Norte. […]

Magnitude 5.1 quake rocks Tinaga Island in Camarines Norte, followed by 4.4 magnitude aftershock

  UPDATED 8:10 a.m. (Eagle News) – A magnitude 5.1 quake rocked Tinaga Island in Camarines Norte at 6 a.m. on Friday, Feb. 5, which was followed by a magnitude 4.4 tremor,  according to the Philippine Institute of Volcanology and Seismology (Phivolcs). The magnitude 4.4 aftershock struck at 7:30 a.m. , or just one hour and 30 minutes after the main quake. Both quakes were very shallow with a depth of only 1 kilometer. The […]

Volcanic quakes, sulfur dioxide emission monitored at Mayon; alert level 1 stays

(Eagle News) — Two volcanic earthquakes were monitored at Mayon in 24 hours. The Philippine Institute of Volcanology and Seismology said also monitored at the volcano, which remains on alert level 1, was sulfur dioxide emission. It said sulfur dioxide emission was last measured at an average of 634 tons on January 27. PHIVOLCS said that while no magmatic eruption was imminent, at alert level 1, the volcano was at “an abnormal condition.” As such, […]

PHIVOLCS: 7 volcanic quakes, steam and sulfur dioxide emissions monitored at Mayon in 24 hours but magmatic eruption not imminent

(Eagle News)–Seven volcanic earthquakes were monitored at Mayon in 24 hours. The Philippine Institute of Volcanology and Seismology said also monitored at the volcano, which remains on alert level 1, were steam and sulfur dioxide emissions. PHIVOLCS said the emission of white steam-laden plumes was moderate. Sulfur dioxide emission, on the other hand, was last measured at an average of 634 tons on January 27. PHIVOLCS reminded the public that while there was no magmatic […]