June 1, 2018, Zamboanga del Sur – Two earthquakes hit Tabina town in Zamboanga del Sur on Friday according to Philippine Institute of Volcanology and Seismology.
The first quake occurred at around 10:19 A.M. with a magnitude of 4.4; whereas, the second temblor struck later at around 6:21 P.M with a much stronger 5.4 magnitude.
The Phivolcs said that the two seismic activities are both tectonic in origin. The epicenter of the first temblor was located at 51 kilometers southeast of Tabina town; with a depth of 32 kilometers. Moong and Kalamansig Sultan Kudarat felt Intensity III shaking. Meanwhile, Intensity II was recorded in Cotabato City.
The epicenter of the second earthquake was at 26 kilometers southeast of Tabina town. Similarly, the second quake was also tectonic in origin and had a depth of 567 kilometers.
No aftershocks and damages
The state seismologists say that aftershocks and damages are not expected from both tremors. Nonetheless, the Zamboanga del Sur disaster risk reduction continues to monitor the situation, especially in coastal villages, in the aftermath of the quake.
Further, Phivolcs says that tsunamis are also not expected following the two earthquakes.