MANILA, Philippines (2nd update, 11;25 a.m.) — More than 400 aftershocks have been recorded thus far after Luzon was jolted by a magnitude 6.1 earthquake on Monday, the Philippine Institute of Volcanology and Seismology reported on Tuesday morning.
Phivolcs said a total of 447 aftershocks were recorded as of 10 a.m. Tuesday following the tremor that hit Luzon and swayed buildings in Metro Manila.
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Of the total aftershocks, eight were felt while 63 were “plotted.”
The intensity of the aftershocks ranged from I to III while their magnitudes were recorded at a band of 1.4 to 3.4.
Authorities say that as of mid-morning on Monday, 11 people have been confirmed dead in the aftermath of the earthquake.
The quake — which was tectonic in origin — hit Castillejos, Zambales at around 5:11 p.m. Phivolcs earlier recorded a magnitude 5.7 quake before revising it to magnitude 6.1.
According to Phivolcs, the aftershocks may persist for months, adding that the agency will continue monitoring in the aftermath of the tremor for three to four months.