MANILA (UPDATE) - A magnitude 4.8 earthquake shook Batangas on Saturday morning, Phivolcs said.
The tremor, which was upgraded from an initial measurement of magnitude 4.5, occurred 19 kilometers southwest of Calatagan at 11:04 a.m.
It was tectonic in origin.
Phivolcs also revised the quake's depth from 95 kilometers to 102 kilometers.
Intensity I was reported in Calatagan, Batangas, Tagaytay City, and Cavite.
The following instrumental intensities were also reported:
Intensity I - Calatagan, Batangas; San Ildefonso, Bulacan
Intensity II - Puerto Galera, Oriental Mindoro; Tagaytay City, Cavite
The state seismology bureau said the tremor is not expected to cause damage or aftershocks.
On Wednesday morning, a magnitude 5.8 quake jolted Occidental Mindoro and was felt in nearby areas, including Metro Manila.
The Philippines is situated in the Pacific "Ring of Fire," an arc of intense seismic activity that stretches from Japan through Southeast Asia and across the Pacific basin.