A powerful tremor marked the first day of classes in several areas of Mindanao and the Visayas after a magnitude 7.8 earthquake struck off Sarangani around 7:37 a.m. on Monday, June 8, 2026.

According to the Philippine Institute of Volcanology and Seismology (PHIVOLCS), the epicenter was located 05.57°N, 124.98°E - 032 km S 04° W of Maasim, Sarangani and had a depth of 33 kilometers.

PHIVOLCS added that the quake was tectonic in origin and damage and aftershocks are expected.

Reported Intensities:

Intensity VII – City of General Santos

Intensity VI - Palimbang, and Senator Ninoy Aquino, Sultan Kudarat

Intensity V – City of Davao; City of Kidapawan, and Carmen, Cotabato; Bagumbayan,

Kalamansig, and President Quirino, Sultan Kudarat; Sibuco, and Siocon, Zamboanga del Norte

Intensity IV - City of Mati, Davao Oriental; Buug, Zamboanga Sibugay; Caraga, Manay,

and Tarragona, Davao Oriental

Intensity III – City of Butuan; Mainit, Surigao del Norte; City of Dapitan,

Zamboanga del Norte; Kumalarang, Vincenzo Sagun, Zamboanga del Sur

Intensity II - City of Dipolog, Labason, Liloy, President Manuel A. Roxas, and Salug,

Zamboanga del Norte; Alicia, Ipil, Mabuhay, Olutanga, and Siay, Zamboanga Sibugay;

Molave, Zamboanga del Sur; Abuyog, and Dulag, Leyte; San Francisco, Southern Leyte

Instrumental intensities:

Intensity VIII - Malapatan, Sarangani

Intensity VII - City of Koronadal, South Cotabato; Santa Maria, Davao Occidental

Intensity VI – City of General Santos; T'boli, South Cotabato

Intensity V - Maasim, Sarangani; Santo Niño, and Surallah, South Cotabato; Isulan,

Lebak, and President Quirino, Sultan Kudarat; City of Davao; City of Digos, and

Magsaysay, Davao del Sur

Intensity IV - Kiamba, Malungon, Sarangani; Banga, and Tupi, South Cotabato; Magpet,

and M'lang, Cotabato; Bagumbayan, and Kalamansig, Sultan Kudarat;

Nabunturan, Davao de Oro; City of Zamboanga

Intensity III - Tantangan, South Cotabato; Columbio, Esperanza, Sultan Kudarat; Alamada,

Banisilan, Carmen, President Roxas, Cotabato; Kalilangan, Bukidnon; City of Gingoog, Misamis Oriental

Intensity II - Kumalarang, Zamboanga del Sur; Tubod, Lanao del Norte; City of Malaybalay,

and Libona, Bukidnon; Molave, Zamboanga del Sur; City of Cagayan de Oro; Sindangan, Zamboanga del Norte; Balingasag, Misamis Oriental

Intensity I - Malitbog, Bukidnon; Magsaysay, Misamis Oriental

TSUNAMI WARNING

Meanwhile, PHIVOLCS has issued a tsunami warning following the earthquake.