(Eagle News) — Eleven volcanic earthquakes were monitored at Mayon in 24 hours. The Philippine Institute of Volcanology and Seismology said also monitored at the volcano, which remains on alert level 1, were steam and sulfur dioxide emissions. PHIVOLCS said the emission of white steam-laden plumes was moderate. Sulfur dioxide emission was last measured below baseline average at 634 tons on Jan. 27. PHIVOLCS reminded the public that while there was no magmatic eruption imminent, […]