4.2-magnitude quake jolts Ilocos Sur
LAOAG CITY, Ilocos Norte—A magnitude 4.2 earthquake struck Friday morning in San Esteban town, Ilocos Sur, according to the Philippine Institute of Volcanology and Seismology (Phivolcs).
The earthquake of tectonic origin occurred at 10:26 a.m., 18 kilometers southwest of San Esteban, Phivolcs reported. It had a depth of 23 km.
Phivolcs said Intensity 2 was felt in Sinait town.
Meanwhile, instrumental Intensities were felt in the following areas:
· Intensity 3 – Vigan City, Ilocos Sur
· Intensity 2 – Sinait, Ilocos Sur
· Intensity 1- Pasuquin, Ilocos Norte
Phivolcs said no aftershocks or damage to infrastructure were expected.