Manila, 08 June 2026

A powerful magnitude 7.8 earthquake struck the southern Philippine island of Mindanao on Monday morning, triggering tsunami warnings in several countries that were lifted just a few hours later.

Epicenter and Magnitude of the Quake

According to the Philippine Institute of Volcanology and Seismology (Phivolcs), the quake struck at 7:37 a.m. local time off the coast of Sarangani province on the island of Mindanao. The epicenter was located southwest of the municipality of Maasim. The German Research Centre for Geosciences (GFZ) in Potsdam also measured the magnitude at 7.8 and placed the center at a depth of ten kilometers. The US Geological Survey (USGS) had initially reported the magnitude as 8.2 but later revised it to 7.8. Philippine and Indonesian authorities estimated the magnitude at 7.0 and 7.7, respectively.