Science ❯ Geology ❯ Volcanology

Eruption Monitoring

Hazard Assessment Seismic Activity Ash Clouds Hazard Mitigation Impact Assessment Volcanic Activity Ash Cloud Dynamics Satellite Observations Volcanic Ash Impact Ash Dispersion Patterns

Rescuers Resume Search at Indonesia’s Mount Dukono After Deadly Eruption

The operation hinges on brief safe windows near a crater closed to visitors.

Dukono Eruption Kills Three Climbers on Indonesia’s Halmahera

Dukono Eruption Kills Three Hikers as Rescues Continue

Lava From Réunion’s Piton de la Fournaise Reaches the Sea for First Time Since 2007

Lava From Piton de la Fournaise Cuts Réunion’s RN2 for First Time Since 2007

Piton de la Fournaise Eruption Ends After Two Days on Réunion

Magnitude 6.2 Quake Rattles Western Japan, Shinkansen Suspended for Checks

Ethiopia’s Long-Dormant Hayli Gubbi Erupts, Ash Plume Disrupts Flights in India

Indonesia Keeps Mount Semeru at Highest Alert as Rescuers Lead 170+ Climbers to Safety

Kīlauea Erupts With Lava Fountains Soaring Hundreds of Meters

Sakurajima Erupts, Sending 4.4 km Ash Plume and Disrupting Flights in Kyushu

Sakurajima Erupts With 4.4-Kilometer Ash Plume as Kagoshima Flights Are Canceled

Kīlauea’s Latest Summit Burst Sends 1,100-Foot Fountains, Sets Record Effusion Rate

Lewotobi Laki-Laki Erupts on Flores With 10-Kilometer Ash Plume, Airport Closed

Lewotobi Erupts on Flores Island, Ash Soars 10 Kilometers as Alert Raised to Highest Level

Three Major Eruptions at Lewotobi Laki-Laki Over Two Days Prompt 8,000 Evacuations

Otaki Marks 11 Years Since Mount Ontake Eruption With Memorial

Peru Raises Sabancaya Volcano Alert to Orange After Powerful Eruption

Mount Lewotobi Laki-Laki Blasts Ash Nearly 20 km in Two Explosions

Lewotobi Laki-Laki Erupts, Sends 18km Ash Plume and Grounds Flights