(Eagle News) — Over 200 volcanic earthquakes were monitored at Taal. The Philippine Institute of Volcanology and Seismology said the 269 volcanic quakes at the volcano, which remains on alert level 2, included 219 episodes of volcanic tremor with durations of one to 37 minutes, 49 low-frequency volcanic earthquakes, and one volcano-tectonic earthquake. There was a weak emission of steam-laden plumes at the main crater. Sulfur dioxide (SO2) emission averaged 1670 tons yesterday, April 1. […]