Philippines raises alert level at Mayon volcano after explosive eruption

On October 30, 2026, Mount Mayon in the Philippines erupted for nearly six minutes, spewing a 3,000-meter ash column southwest toward populated areas. The Philippine Institute of Volcanology and Seismology raised the alert status to Level 3, signaling a new magmatic eruption phase with increased risks of lava flows and pyroclastic density currents. Authorities ordered the evacuation of residents within a six-kilometer danger zone and issued aviation warnings, though no immediate casualties were reported.

Alert level increase and eruption phase

• ▪The Philippine Institute of Volcanology and Seismology announced that Mount Mayon entered a new phase of magmatic eruption, increasing the likelihood of lava flows and hazardous eruptions in coming days.
• ▪The Philippine Institute of Volcanology and Seismology raised the volcanic alert level for Mount Mayon from Level 2 to Level 3 on a five-level scale on October 30, 2026.

Safety warnings and evacuation orders

• ▪The Philippine Institute of Volcanology and Seismology warned of pyroclastic density currents, lava flows, and rockfalls on the upper to middle slopes of Mount Mayon.
• ▪Philippine state seismologists advised airlines to avoid flying aircraft close to the summit of Mount Mayon following the October 30, 2026 eruption.
• ▪Philippine authorities ordered residents to evacuate and stay outside a six-kilometer danger zone around Mount Mayon's crater on October 30, 2026.

Eruption details and immediate impacts

• ▪Mount Mayon underwent a moderately explosive eruption lasting nearly six minutes
• ▪The October 30, 2026 eruption of Mount Mayon spewed a dark ash column rising 3,000 meters into the sky, which drifted southwest toward nearby population centers.
• ▪No casualties or immediate property damage were reported in the towns surrounding Mount Mayon following the October 30, 2026 eruption.

Historical eruptions of Mount Mayon

• ▪Mount Mayon is the Philippines' most active volcano with over 50 eruptions in four centuries, including an 1814 eruption that buried a town and killed 1,200 people.
• ▪Mount Mayon previously forced the evacuation of over 12,000 residents on its lower slopes in June 2023 due to ash emissions and toxic gases.

Geographic context and tectonic background

• ▪Mount Mayon stands 2,462 meters high about 330 kilometers southeast of Manila, and is one of three Philippine volcanoes showing elevated activity in 2026.
• ▪Volcanic activity and earthquakes occur frequently in the Philippines because the country sits on the Pacific Ring of Fire where tectonic plates collide.