Lava fountaining detected in MayonPhivolcs said the latest activity, recorded at 8:29 p.m. on Tuesday, registered as a harmonic tremor with distinct overtones in the frequency spectra. MANILA, Philippines — Several lava fountaining activities have been recorded at Mayon Volcano in Albay, according to the Philippine Institute of Volcanology and Seismology. Phivolcs said the latest activity, recorded at 8:29 p.m. on Tuesday, registered as a harmonic tremor with distinct overtones in the frequency spectra. On Monday, a short-lived lava fountaining and a minor Strombolian activity occurred between 11:17 a.m. and 12:57 p.m., generating incandescent lava flows, pyroclastic density currents or uson and rockfalls. On the same day, a weak lava fountaining episode occurred at 7:42 p.m., producing incandescent fountains and ash plumes that rose 250 meters and drifted southwest, Phivolcs said.

Source: Philippine Star April 01, 2026 21:04 UTC