Taal Volcano records spike in quakes after days of low activity

LUCENA CITY — Taal Volcano in Batangas recorded a spike in volcanic earthquakes over the past 24 hours, ending several days of relatively low seismic activity, the Philippine Institute of Volcanology and Seismology (Phivolcs) reported Sunday, Nov. 15.

In its latest morning bulletin, Phivolcs said the volcano registered 17 volcanic earthquakes during the 24-hour monitoring period.

From Nov. 10 to 14, Taal recorded only single-digit numbers of volcanic earthquakes daily, with a combined total of 27.

Article continues after this advertisement

Data from Phivolcs showed that from Nov. 1 to 15, the volcano logged 198 volcanic earthquakes and one episode of volcanic tremor.

FEATURED STORIES

NEWSINFO

NEWSINFO

NEWSINFO

Phivolcs explained that volcanic earthquakes are generated by processes occurring within an active volcano and are classified according to their arrival patterns, amplitudes, and wave periods.

READ: Taal Volcano logs minor phreatic eruption on Tuesday

Volcanic tremors, meanwhile, are continuous, low-frequency seismic signals that may exhibit regular or irregular waveforms.

During the latest observation period, no upwelling of hot volcanic fluids was observed in the main crater lake on Taal Volcano Island, which is situated at the center of Taal Lake.

Article continues after this advertisement

Phivolcs also reported that no volcanic smog, or vog, was detected.

Despite the increase in seismic activity, Taal Volcano remains under Alert Level 1, indicating abnormal conditions and continued volcanic unrest. /mcm