Says alert level “subject to change” should current activity persist (Eagle News) — The Philippine Institute of Volcanology and Seismology on Thursday,, March 18, warned of Bulusan volcano’s “increase in activity.” In an advisory issued on Thursday, March 18, PHIVOLCS said the volcano, which remains on alert level 0, had twenty volcanic earthquakes which included one “tornillo” and three low-frequency events within the last 30 hours, according to the Bulusan Volcano Network or BVN. A […]