Earthquake w/ 4.0 Magnitude Hits Ilocos Sur EARTHQUAKE – The Phivolcs recorded a 4.0 magnitude quake in Ilocos Sur today, April 21, 2026. Here are the details. Following the previous 4.4 magnitude quake that hit Aurora today, another significant quake was recently recorded by the Philippine Institute of Volcanology and Seismology (Phivolcs) in another province. … Read more
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