A magnitude 6.5 earthquake jolted Eastern Samar on Tuesday within a 24-hour period, a day after a magnitude 6.1 tremor struck parts of Luzon, the state volcanology bureau said.

The earthquake, tectonic in origin, was recorded 19 kilometers northwest of San Julian, at 1:37 p.m. and had a depth of 17 kilometers, according to the Philippine Institute of Volcanology and Seismology (Phivolcs).