Magnitude 4.1 quake jolts Pampanga

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MANILA — A magnitude 4.1 earthquake rattled the province of Pampanga on Monday, according to the Philippine Institute of Volcanology and Seismology (Phivolcs).

In its bulletin, the agency said the tremor occurred at 6:25 a.m. with its epicenter traced at 11 kilometers northwest of Mabalacat in Pampanga.

Phivolcs said that Clark, Pampanga felt the tremor atIntensity 3.

Phivolcs described an Intensity 3 earthquake as weak, but it is felt by many people indoors, especially those in upper floors of buildings.

It further noted that a vibration like the “passing of a light truck” would be felt, while water containers oscillate and hanging objects swing moderately.

The agency added that Intensity 2 was felt in General Santos City.

The tremor, which was tectonic in origin, had a shallow depth of one kilometer.

On the other hand, another tremor with a magnitude of 3.4 happened at 9:01 a.m., Phivolcs said its epicenter was estimated 10 kilometers southeast of Burgos in Ilocos Norte.

Phivolcs said the temblor, which was tectonic in origin, had a shallow depth of four kilometers.

Meanwhile, Phivolcs said there was no casualty or damage reported from the two tremors.

It added that no aftershocks are expected from these quakes.

The Philippines lies on the Pacific Ring of Fire, where 20 to 25 earthquakes per day — mostly imperceptible — are common.