Lava effusion and flows have been observed at Mayon Volcano in the Philippines over the past 24 hours, according to the Philippine Institute of Volcanology and Seismology (PHIVOLCS). The volcano remains at Alert Level 3, indicating intensified unrest and/or magmatic unrest.
Mayon Volcano Activity
Lava flows were detected in the Basud, Bonga, and Misi gullies. Four volcanic earthquakes, 305 rockfall and pyroclastic density current signals were also recorded. A “fair” crater glow is visible to the naked eye.
On Monday, February 23, 2026, the volcano released 3,891 tonnes of sulfur dioxide per day. PHIVOLCS also noted an obscured plume and ground deformation, describing the volcano edifice as inflated.
Authorities prohibit entry into the 6-kilometer radius Permanent Danger Zone (PDZ) and all aircraft from flying close to the volcano. Potential hazards include rockfalls, landslides, avalanches, ballistic fragments, lava flows, lava fountaining, pyroclastic density currents, moderate-sized explosions, and lahars during heavy rainfall.
Alert Level 3 remains in effect for Mayon Volcano.
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