Ibu Volcano is a stratovolcano located on the island of Halmahera in Indonesia. It is one of the most active volcanoes in the country, with a history of frequent eruptions dating back to the 16th century. One of the unique features of Ibu Volcano is its truncated summit with nested craters and lava domes.

Location: Halmahera, Indonesia
Coordinates: 1.494237, 127.634118
Volcano Type: Stratovolcano


Ibu’s Location


Ibu’s Latest Status

2024: Ibu is in a state of near constant eruption with small explosive eruptions. The dangerous lava domes continue to grow.


Ibu’s Eruptive History

1998 After almost one hundred years of inactivity, Ibu has suddenly erupted producing a plume to 1km high.
1999 Eruptions continue producing ash plumes to 1km high. Ashfall in surrounding villages reported. A small lava dome is being produced.
2004 Ongoing eruptions, degassing and growth of the lava dome.
2008 Heightened activity prompts the alert level to be raised to Level 3. Eruptions continue and the lava dome grows ever bigger.
2009 Ongoing eruptions. Lava flows also observed.
2015 Activity continues with regular ash/white plumes as well as frequent incandescent material observed. The lava dome continues to grow.
2019 Activity continues. New lava flows and numerous thermal anomalies recorded.
2022 Extreme Pursuit Expedition to Ibu Volcano: Ibu is in a state of near constant eruption. Small explosive eruptions erupted out of its main vent with deafening noise. Incandescent rock falls were also observed. The lava domes continue to grow, presenting an ever growing risk of collapse and pyroclastic flows.
2024 The Alert Level of Ibu has now been raised to the highest level (Level 4). Continuous eruptions are producing ash plumes reaching more than 5 km.


Ibu Monitoring

For monitoring of Indonesian Volcanoes, please refer to PVMBG.


Ibu Images