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Bulusan volcano, Luzon Island, Philippines: news & activity updates

Updated: May 21, 2025 07:08 GMT-
Latest (2025) | 2024 | 2023 | Archive

Bulusan volcano (Philippines) - Smithsonian / USGS Weekly Volcanic Activity Report for 7 May-13 May 2025 (New Activity / Unrest)

Wed, 14 May 2025, 14:00
The Philippine Institute of Volcanology and Seismology (PHIVOLCS) reported continuing unrest at Bulusan during 6-12 May. The seismic network recorded 18-124 daily volcanic earthquakes. Voluminous gas-and-steam emissions rose as high has 400 m above the summit and drifted NW, WNW, W, and WSW. Read all

Bulusan volcano (Philippines) - Smithsonian / USGS Weekly Volcanic Activity Report for 30 April-6 May 2025 (New Activity / Unrest)

Wed, 7 May 2025, 14:00
The Philippine Institute of Volcanology and Seismology (PHIVOLCS) reported continuing unrest at Bulusan during 30 April-5 May. The seismic network recorded 50-127 daily volcanic earthquakes, including 2-52 periods of volcanic tremor during 30 April-3 May that each lasted 1-58 minutes. Gas-and-steam emissions of variable densities rose as high has 500 m above the summit and drifted E, WNW, W, and WSW; views were obscured on 2 May. Read all
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Bulusan volcano
Stratovolcano 1565 m / 5,134 ft
Luzon Island, Philippines, 12.77°N / 124.05°E
Map of Bulusan volcano Current status: erupting (4 out of 5) Bulusan volcano eruptions:
2016, 2015, 2011, Oct 2006-07, Mar-Jun 2006, 1994, 1988, 1983, 1981, 1979, 1978, 1933, 1928, 1918-22, 1916, 1894, 1892, 1889, 1886, 1852(?)
Typical eruption style
Explosive. In historic time, frequent small to moderate phreatic and phreatomagmatic ash eruptions. Mudflows from loose deposits on flank are often generated when heavy rains fall (e.g. during taifuns).
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