LEGAZPI CITY, Nov. 6 (PNA) - A magnitude 6 earthquake rocked Masbate, Sorsogon and Albay provinces as well as Cebu City early Saturday morning, the Philippine Institute of Volcanology and Seismology (Phivolcs) said.
Phivolcs instruments recorded the earthquake at about 12:41 a.m. Saturday with its epicenter in San Pascual, Masbate.
According to Phivolcs resident volcanologist Ed Laguerta, the instruments located the earthquake at a depth of 21 kilometers.
The quake's possible source is Sibuyan Sea Fault, Phivolcs noted.
A tremor with intensity 4 in the Rossi Forel scale was felt in Masbate, Irosin, Legazpi City and Sto. Domingo in Albay while an intensity 2 quake was felt in Cebu City.
The agency said the earthquake was of tectonic origin and was triggered by deformation of the earth's crust.
There are still no reported injuries and damage to structures so far.
Earlier, a 5.2 magnitude mild quake rocked Bikol region early morning Thursday (November 4).
Julius Galdiano, a Phivolcs researcher based in Sinait, Ilocos Sur, said the quake occurred at 6:25 a.m. Thursday with its epicenter at 35 kilometers southwest of San Pascual (Burias Island) in Masbate province with a depth of 19 kilometers.
He said that intensity 3 was felt in Sorsogon City; Legaspi City; Tabaco, Albay; Sta. Misericordia, Sto Domingo, Albay; San Pascual and Burias Island; Intensity 2 in Lignon Hill; San Jacinto and Ticao Island; and Intensity 1 in Masbate City. (PNA/Freddie G. Lazaro)
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