MANILA -- A magnitude 4.2 earthquake aftershock struck Friday in the same general area in Mindanao that was hit by 3 powerful quakes in 2 weeks, PHIVOLCS said.

The epicenter of Friday's earthquake was located 25 kilometers northeast of Tulunan town, Cotabato.

No damage and further aftershocks are expected from Thursday's quake, Phivolcs said.

Instrumental Intensity II was felt in Kidapwan City and Instrumental Intensity I in Malungon, Sarangani.