Showing posts with label philvolcs. Show all posts
Showing posts with label philvolcs. Show all posts

Monday, November 22, 2010

Volcanic Quakes Recorded Around Mount Bulusan

At least 33 volcanic quakes around restive Bulusan Volcano in Sorsogon province were recorded in the last 24 hours from Sunday to Monday morning.

The Philippine Institute of Volcanology and Seismology (Phivolcs) said these 33 quakes accompanied Sunday morning's explosion where Bulusan spewed ash two kilometers from the summit.

"Bulusan Volcano’s seismic network recorded 33 volcanic earthquakes during the past 24-hour observation period. One of the recorded quakes was an explosion type that accompanied the 7:22 a.m. 2-km ash ejection yesterday," Phivolcs said in its Monday bulletin.

It also observed a weak emission of white steam from the volcano’s crater and known thermal vents.

Phivolcs maintained that Alert Level 1, which it declared last Nov. 6, remains in effect over Bulusan Volcano.


Read the full story at GMANews

Wednesday, November 17, 2010

Low Magnitude Earthquake Hits Zambales

At least two quakes rocked Zambales province in northern Philippines before dawn Thursday, one of them measuring magnitude 4, but state seismologists said no damage or casualty was expected.

The Philippine Institute of Volcanology and Seismology (Phivolcs) said the first quake was recorded at 2:30 a.m., measuring magnitude 4.

Phivolcs said the epicenter of the first earthquake was traced to 113 km northwest of Iba town in Zambales, and was tectonic in origin, but did not say where the quake was felt.

A second quake measuring magnitude 2.8 was recorded at 5:21 a.m., with the epicenter at 52 km southwest of Iba town.

No damage or aftershock was expected from both quakes, Phivolcs said. — RSJ,

News Source: GMANEWS.tv
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