"Four dome-collapse #PyroclasticDensityCurrents (PDCs) are recorded on Friday evening, June 30. #Phivolcs says TabacoCity residents reported ashfall from the PDCs."

Phivolcs warns of ‘increased activity’ from #MayonVolcano summit crater
https://www.rappler.com/nation/luzon/phivolcs-mayon-volcano-update-advisory-june-30-2023-8pm/