MANILA -- (UPDATED) A magnitude 5.4 earthquake jolted a 3rd class municipality in Zamboanga del Norte province Monday morning, the Philippine Institute of Volcanology and Seismology said.
The quake, which was monitored at around 11:11 a.m., was located by Phivolcs at 22 kilometers northwest of Baliguian town in Zamboanga del Norte.
The quake was felt at Intensity 5 in Siocon, Zamboanga del Norte and Intensity 4 in Zamboanga City and Liloy, Zamboanga del Norte.
Intensity 3 was also felt in Sindangan and Labason in Zamboanga del Norte. People in these places may feel dizziness and nausea due to the weak shaking of the ground.
Meanwhile, the tremor was "slightly felt" in Dipolog City and in Manukan town in Zamboanga del Norte, where Phivolcs recorded Intensity 2.
Phivolcs said the quake is likely to cause damage and will also trigger aftershocks.