A 2.1-magnitude quake struck near Sagbayan town on Monday afternoon, the Philippine Institute of Volcanology and Seismology (Phivolcs) said.
The temblor was recorded eight kilometers southeast of Sagbayan at 4:44 p.m.
Phivolcs said that the earthquake was of tectonic origin and hit at a depth of 33 kilometers below the ground.
The earthquake had no significant intensities.
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No aftershocks and damages are expected from the quake, the state seismic bureau added in the bulletin issued at 4: 50 p.m.