Phivolcs warns of unstable ground in 38% of General Santos barangays

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DAMAGE. A woman walks past a collapsed building in Calumpang, General Santos City, on June 9, 2026, a day after a magnitude 7.8 earthquake rocked Mindanao.

Noel Celis/Reuters

Phivolcs identifies at least 10 General Santos City barangays as high-risk zones, a designation that signals a localized but severe failure of soil under stress

CAGAYAN DE ORO, Philippines – The Philippine Institute of Volcanology and Seismology (Phivolcs) said liquefaction threatens at least 38% of barangays in General Santos City after the magnitude 7.8 earthquake, as scientists mapped zones where water-saturated ground may lose stability under strong shaking.