WATCH: A pyroclastic density current (PDC), locally known as "uson,” was recorded over the Mayon Volcano at 10:40 a.m. on Thursday, Feb. 26. Phivolcs said the flow lasted seven minutes, reaching some 2.5 kilometers from the summit crater and generating an over 1-kilometer-tall grayish to brownish ash cloud that drifted southwest. Alert Level 3 remains in effect over Mayon. | 🎥: Phivolcs/X via Fritz Dominique Madulid, INQUIRER.net trainee | INQUIRER.net
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#PTVNewsTonight | Phivolcs records Mayon Volcano’s biggest pyroclastic density current thus far | PTV
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Pyroclastic density current or 'uson' from the Mayon Volcano on Tuesday (Jan. 6, 2026). The Philippine Institute of Volcanology and Seismology (Phivolcs) has raised Alert Level 3 (increasing tendency towards eruption) over Mayon. A total of 729 families or 2,889 individuals from different towns and cities inside the 6-km. permanent danger zone of Mayon Volcano are being monitored for possible evacuation. l via PNA Connie Calipay (Video courtesy of Edden Gayy) | SunStar Pampanga
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LOOK: A pyroclastic density current, locally known as “uson,” was captured on video flowing down Mayon Volcano late Thursday night, January 8, past 10:00PM, in Barangay Bogña, Legazpi City. The video was uploaded by netizen Joseph Trilles, who noted that the volcano is currently emitting a greater volume of lava compared to the activity observed on the night of January 7. Authorities said Mayon Volcano remains under Alert Level 3, indicating magmatic unrest and an increased likelihood of hazardo
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WATCH: A pyroclastic density current, locally known as “uson,” was observed moving down the Basud Gully at around 1:19 a.m. on January 12, 2026. The event was captured through a thermal camera at the Upper Lidong Observation Station of the Mayon Volcano Monitoring Network. Alert Level 3 remains in effect over Mayon Volcano, indicating increased volcanic activity. 📸 PHIVOLCS-DOST | Bilyonaryo News Channel
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LOOK: Time-lapse footage of two pyroclastic density current events of Mayon Volcano past noon Friday, February 27, 2026, as seen from an observatory. The 12:40 p.m. and 2:05 p.m. events both lasted about a minute, generating 300 meters of runouts and plumes that reached 3,000 meters. The volcano remains under alert level 3. | ABS-CBN News
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WATCH: The largest pyroclastic density current (PDC) or uson was generated today at 10:35 AM (ongoing as of posting) and travelled down as far as ~4 kilometer radial distance on the Mi-isi Gully. The PDC generated an extensive 1 kilometer-tall brownish ash plume that drifted to the southwest and brought ashfall over several barangays of Camalig and Guinobatan, Albay. Alert Level 3 is maintained over Mayon Volcano and entry into the 6-kilometer radius Permanent Danger Zone must be strictly prohib
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