Science ❯ Geology ❯ Volcanology

Eruption Monitoring

Hazard Assessment Seismic Activity Ash Clouds Satellite Observations Hazard Mitigation Impact Assessment Volcanic Activity Ash Cloud Dynamics Activity Levels U.S. Geological Survey Magma Movement Fuego Volcano Volcanic Hazards Thermal Activity Rescue Techniques Hayli Gubbi Lava Flows Volcanic Ash Effects Lava Flooding Satellite Tracking Lewotobi Laki-laki Lava Flow Hazards Icelandic Meteorological Office US Geological Survey Risk Assessment Global Volcanism Programme Geophysical Surveys Japan Gas Emissions Ash Dispersion Ash Plumes Seismic Events Alert Levels Ashfall Forecasting Cenvul Impact on Surroundings KVERT Sabancaya Activity Pyroclastic Flows Lava Flow Dynamics Seismology Sakurajima Eruptions Satellite Data Ash Dispersion Patterns Volcanic Ash Impact Safety Measures

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

Officials kept Alert Level 3 with access near the crater restricted.

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

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

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

Second-Day Eruption of Mount Lewotobi Laki-Laki Grounds Flights, Blankets Villages