MANILA, Philippines — A magnitude 6.1 earthquake jolted a town in Eastern Samar on Monday afternoon, state seismologists said. According to the Philippine Institute of Volcanology and Seismology (Phivolcs), the tremor, which was tectonic in origin, occurred at 2:09 p.m. Its epicenter was located 9 kilometers northwest of San Julian, Eastern Samar, with a depth