(Eagle News) — A 4.2-magnitude earthquake struck Ilocos Sur early Friday, Aug. 19.
According to the Philippine Institute of Volcanology and Seismology, the quake, an aftershock of the 7.0-magnitude Northwestern Luzon earthquake, struck four kilometers northeast of Quirino.
The depth of focus was 3 kilometers.
The following intensities were reported:
Intensity II- Basista, Pangasinan
No damage to property nor aftershocks were reported.