DAVAO CITY (June 28) — A powerful magnitude 6.9 earthquake struck offshore east of Sarangani, Davao Occidental at 7:07 a.m. on Saturday, according to the Philippine Institute of Volcanology and Seismology (Phivolcs). The quake’s epicenter was located 98 kilometers east of Sarangani Island at a shallow depth of 10 kilometers. It was tectonic in origin. Phivolcs … [Read more...] about Magnitude 6.9 earthquake jolts Eastern Sarangani