MANILA, Philippines — Mayon Volcano in Albay continued to generate another pyroclastic density current, or “uson,” marking its 189th consecutive day of occurrence on Monday, according to the Philippine Institute of Volcanology and Seismology (Phivolcs). In a Facebook post, Phivolcs said the “uson,” which was caused by a prevailing effusive eruption, was recorded between 6:31
