The 1883 eruption was heard nearly 5,000 km away and its tsunamis killed tens of thousands. The cone that grew in its place, Anak Krakatau, collapsed into the sea in 2018, generating a tsunami that struck the Sunda Strait without warning.
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.
Krakatau 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.
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Catalogue: Smithsonian Institution, Global Volcanism Program.Smithsonian GVP profile