‘Destructive’ intensity was felt in General Santos City after an offshore Magnitude 7.0 earthquake off Sarangani early Monday morning, according to state seismologists.
Intensity VII was felt in the said city after the earthquake which occurred at 7:37 a.m. with a depth of 10 kilometers, according to the Philippine Institute of Volcanology and Seismology (Phivolcs).
Intensity VI or ‘very strong’ intensity was felt in the towns of Palimbang, and Senator Ninoy Aquino in Sultan Kudarat.
Here are the felt intensities in other areas:
Intensity V (strong): Davao City, Kidapawan City, and Carmen, Cotabato; towns of Bagumbayan, Kalamansig, and President Quirino in Sultan Kudarat; and towns of Sibuco and Siocon in Zamboanga Del Norte.
Intensity IV (moderately strong) – Mati City, Davao Oriental; Buug, Zamboanga Sibugay; Caraga province, towns of Manay and Tarragona, Davao Oriental
Intensity III (weak): Butuan City; Mainit, Surigao Del Norte; Dapitan City, Zamboanga Del Norte; towns of Kumalarang, Vincenzo Sagun, Zamboanga Del Sur
Intensity II (slightly felt): Dipolog City, Labason, Liloy, President Manuel A. Roxas, and Salug in Zamboanga Del Norte; Alicia, towns of Ipil, Mabuhay, Olutanga, and Siay in Zamboanga Sibugay; Molave, Zamboanga Del Sur; Abuyog and Dulag in Leyte; and San Francisco, Southern Leyte
On the other hand, instrumental intensities were felt in these areas:
Intensity VII (destructive): Koronadal City; Santa Maria, Davao Occidental
Intensity V (strong): Davao City
Intensity III (weak): Abuyog, Leyte
Intensity II (slightly felt): San Francisco, Southern Leyte; Dulag, Leyte
Felt intensity is the ground shaking actually felt and reported by the people through the Phivolcs Earthquake Intensity Scale while instrumental intensity was indicated by the ground shaking intensity measured by the intensity meters in and around the epicentral area.
Earlier, Phivolcs issued a tsunami warning in nine provinces.