A moderately strong earthquake measuring 5.0-magnitude on the Richter scale shook Davao de Oro and nearby provinces on Friday evening, March 11, said the Philippine Institute of Volcanology and Seismology (Phivolcs).
In its initial bulletin, Phivolcs said the epicenter of the earthquake was traced 9 kilometers (km) northwest of Monkayo, Davao de Oro, and occurred at a shallow depth of 18 km. It was detected at around 10:14 p.m.
It was felt as a "moderately strong" tremor at Intensity IV in Rosario, Agusan del Sur and Maco, Davao de Oro, while it was "slightly weak" at Intensity II in Bayugan City, Agusan del Sur.
Phivolcs' instruments also recorded the quake at Intensity II in Bislig City, Surigao del Sur and Intensity I in Davao City.
It said the earthquake may have caused damage to the affected areas.
Phivolcs said the earthquake was tectonic in origin, which means it was caused by the movement of an active fault near the area.
It advised the public to stay vigilant as aftershocks may occur due to this earthquake.