A MAGNITUDE 5.1 earthquake jolted Eastern Samar province and nearby areas on Sunday morning, according to the Philippine Institute of Volcanology and Seismology (Philvocs).
In its bulletin, the agency said the tremor occurred at 1:38 a.m. with its epicenter traced at 50 kilometers southeast of Guiuan, Eastern Samar.
Phivolcs said that Guiuan town felt the tremor at Intensity 5.
Tacloban City in Leyte felt the quake at Intensity 3 while it was Intensity 2 in Surigao City, Surigao del Norte.
The tremor, which was tectonic in origin, had a shallow depth of 19 kilometers.
The agency said there was no damage reported from the quake as of this time. However, it expects aftershocks in the affected areas.
Phivolcs described an Intensity 5 quake as strong and is generally felt by most people indoors and outdoors. Many sleeping people are awakened.
Liquids spill from filled open containers. Standing vehicles rock noticeably. Shaking of leaves and twigs of trees are noticeable.
Phivolcs said the Philippines lies on the Pacific Ring of Fire, where 20 to 25 earthquakes per day – mostly imperceptible – are common.