NOT A DRILL. Government employees rush out of the Philippine Information Agency building along Visayas Avenue, Quezon City as a magnitude 5.3 earthquake rocked various parts of Metro Manila and nearby provinces in Luzon on Wednesday (Dec. 7, 2022). According to the Philippine Institute of Volcanology and Seismology, the earthquake hit around 1:05 p.m. with the epicenter reported near the Tinaga Island in Vinzons town, Camarines Norte province. (PNA photo by Jess M. Escaros Jr.)

MANILA – A magnitude 5.3 earthquake jolted Camarines Norte Wednesday afternoon, the Philippine Institute of Volcanology and Seismology (Phivolcs) reported.

The tectonic quake struck 19 km. northeast of Tinaga Island at 1:05 p.m.

It was 1 km. deep.

Intensity II was felt in Quezon City.

Phivolcs also logged the following instrumental intensities:

Intensity V - Mercedes, Jose Panganiban, Camarines Norte;

Intensity IV - Daet, Camarines Norte; Guinayangan, Polillo, Quezon;

Intensity III - Ragay, Pili, Iriga City, Camarines Sur; Mauban, Lopez, Mulanay, Alabat, Gumaca, Quezon;

Intensity II - Tabaco, Albay; Dingalan, Aurora; Batangas City, Batangas; Calumpit, Plaridel, Pulilan, Marilao, San Ildefonso, Bulacan; Sagnay, Camarines Sur; Carmona, Cavite; Marikina City, Pasig City, Metro Manila; Gapan City, Nueva Ecija; Pinamalayan, Oriental Mindoro; Guagua, Pampanga; Infanta, Pangasinan; Dolores, Infanta, Calauag, Quezon; Taytay, Tanay, Rizal;

Intensity I - Legazpi City, Albay; Bulakan, Santa Maria, Guiguinto, Obando, Malolos City, Pandi, Dona Remedios Trinidad, Bulacan; Tagaytay City, Ternate, Cavite; Candon, Ilocos Sur; Calamba, Los Banos, Laguna; Malabon City, Pasay, Quezon City, Muntinlupa City, San Juan City, Metro Manila; Mapanas, Northern Samar; San Antonio, Gabaldon, Cabanatuan City, Nueva Ecija; Calapan City, Oriental Mindoro; Tayabas, Lucena City, Quezon; Angono, Morong, Antipolo, Cainta, Rizal.

Reported intensity is the traditional way of knowing the intensity based on reports of people who felt the earthquake. Instrumental intensity, on the other hand, is measured using an intensity meter that measures ground acceleration.

Phivolcs said aftershocks are likely, but damage is not expected from the magnitude 5.3 quake. (PNA)