MANILA (2ND UPDATE)—A magnitude-6.4 quake struck Davao Oriental on Saturday afternoon, Phivolcs said.
The tectonic quake, earlier reported to be a magnitude 6.3, struck at 3:16 p.m. and has a depth of 13 kilometers.
Its epicenter was located 26 km southeast of Manay town.
Intensity 5, which may feel like a strong shaking and rocking and may cause hanging objects to swing violently, was felt in Davao and Mati cities.
A building at the Ateneo de Davao University was damaged following the quake, while mall-goers in Davao City were instructed by authorities to evacuate.
Intensity 4, which may feel like the passing of a heavy truck and may cause hanging objects to swing considerably, was felt in Koronadal and Bislig cities.
Intensity 3, which may feel like vibration from the passing of a light truck, was felt in Tupi town in South Cotabato, and Alabel, Glan and Malapatan towns in Sarangani.
Intensity 2, which can cause hanging objects to swing slightly, was felt in Cotabato City, General Santos City, Valencia City, Gingoog City in Misamis Oriental, and Maramag town in Bukidnon.
Intensity 1, which can slightly disturb delicately balanced objects, was felt in Cagayan de Oro City.
The following instrumental intensities, meanwhile, were reported in these areas:
Intensity 3 - Alabel, Sarangani; Tupi, South Cotabato; Gingoog City, Misamis Oriental
Intensity 2 - Bislig City; Kidapawan City;
Intensity 1 - General Santos City; Cagayan de Oro City
Phivolcs said damage and aftershocks are expected.