Tag: PHIVOLCS

PHIVOLCS: 5.2-magnitude quake hits La Union

(Eagle News)–A 5.2-magnitude earthquake struck La Union on Thursday, May 28, the Philippine Institute of Volcanology and Seismology said. According to PHIVOLCS, the earthquake, which struck at 1:17 p.m., had its epicenter 17 kilometers northwest of San Fernando. Depth of focus was 57 kilometers. The following intensities and instrumental intensities were recorded: Reported Intensities: Intensity IV – San Fernando, Caba and Balaoan, La Union; Labrador and Bolinao, Pangasinan; Dagupan City Intensity III – Urdaneta City […]

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Taal update: 7 quakes, weak steaming monitored; alert level 1 still raised

(Eagle News)–Seven volcanic quakes were recorded at Taal in a 24-hour period. The Philippine Institute of Volcanology and Seismology said the quakes at the volcano, which remains on alert level 1, were “associated mainly with rock-fracturing processes beneath and around the edifice.” Weak steaming  was also observed from fissure vents along the Daang Kastila Trail. PHIVOLCS reminded the public “sudden steam-driven or phreatic explosions, volcanic earthquakes, minor ashfall and lethal accumulations or expulsions of volcanic […]

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Taal update: Seven quakes, weak steaming monitored; volcano still on alert level 1

(Eagle News)–Seven volcanic earthquakes were monitored at Taal in a 24-hour period, the Philippine Institute of Volcanology and Seismology said on Wednesday, May 27. According to PHIVOLCS, the earthquakes recorded at the volcano, which remains on alert level 1, were “associated mainly with rock-fracturing processes beneath and around the edifice.” Weak steaming was also observed from fissure vents along the Daang Kastila trail. PHIVOLCS reminded the public that “sudden steam-driven or phreatic explosions, volcanic earthquakes, […]

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4.0-magnitude quake hits Davao del Sur

(Eagle News)–A 4.0-magnitude earthquake struck off Davao del Sur early Wednesday, May 27. The Philippine Institute of Volcanology and Seismology said the quake, which hit at 2:10 a.m., had its epicenter 16 kilometers southwest of Kiblawan. It had a depth of 15 kilometers. The following instrumental intensity was recorded: Intensity II – Malungon, Sarangani No damage to property nor aftershocks were recorded.

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Taal update: 5 quakes, weak steaming monitored; alert level 1 still raised over volcano

(Eagle News)–Five volcanic earthquakes were recorded at Taal within a 24-hour period. The Philippine Institute of Volcanology and Seismology said the quakes at the volcano, which remains on alert level 1, were  “associated mainly with rock-fracturing processes beneath and around the edifice.” Weak steaming  was also observed from fissure vents along the Daang Kastila trail. PHIVOLCS reminded the public that at alert level 1, “sudden steam-driven or phreatic explosions, volcanic earthquakes, minor ashfall and lethal […]

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Updated: Magnitude 5.4 quake shakes Aurora; tremor felt at intensity 6 in Baler

(Eagle News) — A magnitude 5.4 quake rocked Aurora on Saturday morning, May 23, which was felt at intensity 6 in the province’s capital, Baler, according to the Philippine Institute of Volcanology and Seismology (PHIVOLCS). Phivolcs updated its quake bulletin, and changed the earlier magnitude 5.1 reading of the quake to 5.4.  It also added more areas where the quake was felt. The tectonic quake occurred at 10:10 a.m. Saturday, with a depth of only […]

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3.2-magnitude quake hits Davao Oriental early Saturday

(Eagle News)–A 3.2-magnitude quake hit Davao Oriental on Saturday, May 23. The Philippine Institute of Volcanology and Seismology said the quake, which struck at 1:19 a.m., had its epicenter 113 kilometers southeast of Manay. It had a depth of 33 kilometers. No damage to property nor aftershocks were recorded.

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Taal update: Six quakes monitored; volcano still on alert level 1

(Eagle News)–Six volcanic earthquakes were recorded at Taal within a 24-hour period. The Philippine Institute of Volcanology and Seismology said the quakes at the volcano, which remains on alert level 1, were “associated mainly with rock-fracturing processes beneath and around the edifice.” Weak steaming  rising 50 meters high was also observed from fissure vents along the Daang Kastila Trail. PHIVOLCS reiterated its reminder  sudden steam-driven or phreatic explosions, volcanic earthquakes, minor ashfall and lethal accumulations […]

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4.4-magnitude quake hits Davao Occidental

(Eagle News)–A 4.4-magnitude earthquake struck Davao Occidental early Friday, May 22. The Philippine Institute of Volcanology and Seismology said the quake, which struck at 3 a.m., had its epicenter 264 kilometers southeast of Sarangani. It had a depth of 38 kilometers. No damage to property nor aftershocks were recorded.

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4.3-magnitude quake hits Davao Occidental

(Eagle News)–A 4.3-magnitude earthquake struck Davao Occidental on Wednesday night. The Philippine Institute of Volcanology and Seismology said the quake, which hit at 9:56 p.m., had its epicenter seven kilometers southeast of Malita. It had a depth of 174 kilometers. The following intensity and instrumental intensities were recorded: Intensity: Intensity III – General Santos City Instrumental Intensities: Intensity III – General Santos City; Malungon, Sarangani Intensity II – Alabel, Sarangani Intensity I – Tupi, South […]

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4.5-magnitude quake hits Sarangani

(Eagle News)–A 4.5-magnitude earthquake struck off Sarangani early Wednesday, May 20. The Philippine Institute of Volcanology and Seismology said the quake, which hit at 3:38 a.m., had its epicenter 35 kilometers southwest of Glan. It had a depth of 21 kilometers. The following instrumental intensities were recorded: Intensity I – Alabel and Malungon, Sarangani; General Santos City No damage to property nor aftershocks were expected.

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Taal update: 15 quakes, weak steaming monitored; volcano still on alert level 1

(Eagle News)–Fifteen volcanic earthquakes and weak steaming were monitored at Taal within a 24-hour period, the Philippine Institute of Volcanology and Seismology said on Tuesday, May 19. According to PHIVOLCS, these earthquakes at the volcano, which remains on alert level 1, were “associated mainly with rock-fracturing processes beneath and around the edifice.” The weak steaming or “fumarolic activity,” PHIVOLCS said, was observed from vents on the main crater and fissure vents along the Daang Kastila […]

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