Asia
Mayon’s Sulfur Dioxide Surges to 8,393 Tons a Day—What PHIVOLCS Warns Could Happen Next
LEGAZPI CITY, Albay — Mount Mayon is showing another worrying sign of renewed volcanic unrest after its sulfur dioxide emissions suddenly surged to 8,393 tonnes per day, the highest level recorded since the decline in volcanic gas concentrations began in July. The sharp increase was recorded on August 17, 2026, according to the Philippine Institute of Volcanology and Seismology (PHIVOLCS). The agency said the latest reading was significantly higher than the average 2,532 tonnes per day recorded
