Taal Volcano shows a sharp increase in seismic activity over the past 24 hours, the Philippine Institute of Volcanology and Seismology reported on Saturday, July 4. — Photo from Phivolcs/Facebook

LUCENA CITY — Taal Volcano in Batangas showed renewed signs of unrest after a sharp increase in seismic activity over the past 24 hours, the Philippine Institute of Volcanology and Seismology (Phivolcs) reported on Saturday, July 4.

According to Phivolcs’ morning bulletin, the volcano recorded 61 volcanic earthquakes and 60 volcanic tremors, each lasting between one and three minutes.

The spike followed relatively low seismic activity over the previous two days, when only four volcanic earthquakes were recorded on Friday and two on Thursday. On July 1, however, Phivolcs logged 19 volcanic earthquakes and five volcanic tremors.

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