Semeru volcano — the tallest volcano on Java at 3,676 meters — erupted on the afternoon of November 19, 2025, with pyroclastic flows racing at high speed more than 8.5 kilometers down its slopes, as ...
TEMPO.CO, Jakarta - The head of Indonesia’s Geological Agency, Muhammad Wafid, has warned that deposits from Mount Semeru’s recent pyroclastic flows could trigger secondary disasters if not properly ...