Kanlaon emits 1,400 tons of sulfur dioxide in 24 hours – Phivolcs

Kanlaon Volcano, Photo by Marvin Escander, contributor.

MANILA, Philippines — The Kanlaon Volcano on Negros Island emitted over 1,400 tons of sulfur dioxide in the past 24 hours, the Philippine Institute of Volcanology and Seismology (Phivolcs) said on Tuesday.

In Phivolcs’ latest 24-hour monitoring, Kanlaon released a total of 1,494 tons of sulfur dioxide, significantly lower than the 3,958-ton record set on Monday.

Five volcanic earthquakes were recorded at the volcano, higher than the previous count of three.

Phivolcs also reported that the plume was obscured and the volcano edifice remained inflated.

READ: Heavy rainfall causes lahar flow from Kanlaon Volcano slopes

Kanlaon’s alert status remains at Alert Level 3, indicating a high level of volcanic unrest.

With this, Phivolcs has recommended the evacuation of residents within a six-kilometer radius of Kanlaon. The flying of any aircraft near the volcano is also prohibited.

The public is also warned of potential volcanic hazards, including:

• Sudden explosive eruptions
• Lava flows or effusions
• Ashfall
• Pyroclastic density currents
• Rockfalls
• Lahars during heavy rainfall

READ: What happens after the Kanlaon Volcano eruption? Phivolcs gives 3 scenarios

Phivolcs first raised Kanlaon’s alert status to Alert Level 3 in December 2024 following its eruption./mcm