This report covers the renewed eruption of Mount Semeru in East Java on February 26, 2026, including its activity level, ...

Mount Semeru in East Java erupted again on February 25, 2026, marking 16 eruptions in a week. PVMBG reports an ash column of 400m above peak, activity level III, and advises avoiding certain areas. It ...

Indonesia’s Mount Semeru volcano in East Java erupted early Saturday, sending scorching clouds and ash 6 kilometers (3.7 miles) from its crater, according to state-run media.

On November 19, 2025, Mount Semeru, the tallest volcano in Java, erupted violently at 4:00 PM local time. The eruption sent a massive column of ash shooting two kilometers into the sky and created ...

An Indonesian volcano has erupted and spewed an enormous 54,000ft ash cloud, causing Australia to trigger a flight safety warning. Mount Semeru, located on the border of Lumajang District and Malang ...

Indonesia sits on the Pacific “Ring of Fire,” a zone of frequent seismic activity, and has more than 120 active volcanoes.