The Sakurajima cone inside the Aira caldera is among the busiest volcanoes anywhere, erupting hundreds of times a year and dusting Kagoshima with ash. Tokyo VAAC issues advisories for it almost daily, and they appear on this site's ash layer.
Erupted since 2000
Caldera · Andesite / Basaltic Andesite
0 events in 90 days
Seismicity within 50 km radius, active VAAC ash plumes, and tectonic plate boundaries.
No catalogued earthquakes within 50 km in the last 90 days.
Aira (Sakurajima) is an active Caldera formed in an active Subduction zone / Continental crust (> 25 km). Dominant lithology: Andesite / Basaltic Andesite.
Official catalogue parameters, coordinates, elevation and geotectonic classification.
Explore live seismic monitoring, historical danger benchmarks, fault slip models and recurrence intervals for Japan.
Earthquakes in Japan →Verified scientific, operational, and emergency protocols
Catalogue: Smithsonian Institution, Global Volcanism Program.Smithsonian GVP profile