7.8 Magnitude Earthquake Strikes Southern Philippines, Tsunami Warnings Issued

Jun 7, 2026

A powerful 7.8 magnitude earthquake struck off Mindanao in the southern Philippines, triggering tsunami warnings for several countries including the Philippines, Indonesia, and Japan. The quake caused power outages, damaged buildings, and prompted coastal evacuations. Philippine President Ferdinand Marcos Jr. has directed an immediate government response to the disaster, which occurred in the seismically active "Ring of Fire."

Mindanao earthquake magnitude 7.8

▪The US Geological Survey reported the earthquake's depth at 35 kilometers, while the German Research Centre for Geosciences reported a depth of 10 km.
▪The earthquake occurred at 7:37 a.m. local time with an epicenter 24.7 kilometers (15.3 miles) from Burias, Philippines.
▪A 7.8 magnitude earthquake struck the Mindanao region in the southern Philippines on June 8, 2026.

Tsunami warnings issued

▪The US Tsunami Warning System predicted that waves could reach 1 to 3 meters above tide level in parts of the Philippines.
▪Indonesia's geophysics agency BKMG reported that waves of 0.19 meters (8 inches) had been detected following the quake.
▪Tsunami warnings were issued for the Philippines, Indonesia, Palau, Taiwan, Papua New Guinea, and Japan.

Pacific Ring of Fire

▪The Philippines is located on the Pacific "Ring of Fire," an arc of seismic faults prone to frequent earthquakes and volcanic eruptions.
▪The Philippine archipelago is also lashed by about 20 typhoons and tropical storms each year.

Infrastructure damage assessment

▪Some people fainted during a flag-raising ceremony in Alabel town, Sarangani, due to the strong tremor.
▪Damage reports included crumbling convenience stores in General Santos, cracks in a police building in Alabel, and a collapsed shrine in Maasim.
▪In Sarangani province, power and telecommunications were down and school classes were suspended following the earthquake.

Government disaster response coordination

▪Philippine President Ferdinand Marcos Jr. directed all relevant government agencies to immediately begin evacuations and rescue work.
▪President Marcos Jr. stated that the national government was moving and would "not leave Mindanao behind."
▪The General Santos disaster office was assessing reports of damage and some injuries, with no immediate reports of deaths.

Coastal evacuation operations

▪Evacuations were underway in the coastal villages of Maasim town in Sarangani province.
▪Authorities and the Philippine seismology agency, Phivolcs, called on people in coastal areas to evacuate to higher ground.