(6th UPDATE) A 6.5-magnitude earthquake hit Eastern Samar on Tuesday afternoon, less than 24 hours after a 6.1-magnitude temblor shook Zambales.
The earthquake’s epicenter was traced to San Julian, Eastern Samar, Phivolcs said in an advisory.
The earthquake, which struck at 1:37 p.m. at a depth of 63 kilometers, was felt in different areas of the Visayas, Caraga, and Bicol regions. It was initially reported as a 6.2-magnitude earthquake.
The Phivolcs bulletin said Intensity 6 was felt in San Julian town. The earthquake was also reportedly felt in the following areas:
Catbalogan City, Samar
Gen. MacArthur, Salcedo and Guiuan, Eastern Samar
Catarman, Northern Samar
Palo and Pastrana, Leyte
Abuyog, Hilongos, Javier, Capoocan, Julieta, Baybay, Barogo, Jaro, MacArthur, Matalum, Villaba, Leyte
San Francisco, Southern Leyte
Bislig City, Surigao Del Sur
Binalbagan, Negros Occidental
Cabalian, Southern Leyte
The agency also recorded instrumental Intensity 4 in Masbate City, Legazpi City.
Its intensity meters also recorded instrumental Intensity 3 in Legazpi City in Albay and Iriga City in Camarines Sur; Ormoc City; Argao City, Cebu; Bogo City, Cebu; and Surigao City; instrumental Intensity 2 in Passi City, Iloilo; Malinao, Aklan; Jamindan, Capiz; Roxas City; Talibon, Bohol; San Francisco, Cebu; Gingoog City; Mulanay, Quezon; Bago City, Negros Occidental; and Daet, Camarines Norte; and instrumental Intensity 1 in Tapaz, Capiz; Sipocot, Camarines Sur; Lapu-Lapu City; and La Carlota City.
Phivolcs said aftershocks and damage to properties are expected although there is no threat of a tsunami.
The National Grid Corporation, meanwhile said on Tuesday night that power transmission operations in Visayas are back to normal as it successfully completed the restoration of lines affected by the quake.
Normalization of the grid came after the energization of the Paranas-Taft-Borongan-Quinapondan 69kV Line at 8:40 p.m.
NGCP assured the public that it is continuously monitoring the situation and is ready to respond should there be any threat to its transmission facilities.
Phivolcs Director Renato Solidum said the earthquake in Samar and the temblor that hit Zambales on Monday were not related.
In videos posted on social media, residents of Tacloban could be seen evacuating buildings.
A Twitter post by Phres Evardone showed cracked roads in Barangay Casoroy, San Julian, Eastern Samar.
A tweet from the Philippine Red Cross, meanwhile, showed the Sangguniang Panlalawigan office in Catbalogan City with minor damage.
The Philippines is prone to natural disasters, located on the seismically active Pacific "Ring of Fire", a horse-shoe shaped band of volcanoes and fault lines that arcs round the edge of the Pacific Ocean. - reports from Kristine Sabillo, Dharel Placido, ABS-CBN News, and Reuters