MANILA, Philippines — The Mayon Volcano, which is still placed under Alert Level 3, has shown an increase in seismic energy release, according to the Philippine Institute of Seismology and Volcanology (Phivolcs) Sunday advisory. Phivolcs reported that an “pronounced increase in real-time seismic energy release (RSAM)” was recorded by six of 16 stations of the Mayon Volcano Network. READ: Mayon dome collapse releases lava, says Phivolcs “This increase was induced by background tremor while no other volcanic earthquakes have been detected, which may be due to prevailing fully open vent conditions as the volcano effusively erupts,” Phivolcs said. However, Phivolcs said […]... Keep on reading: Mayon Volcano showing increased seismic energy release — Phivolcs