Jakarta, April 14 -- Mount Semeru, the highest volcano on Indonesia's Java Island, erupted several times on April 14, releasing hot clouds and ash that spread across surrounding areas, prompting authorities to maintain a high alert level to ensure public safety.

According to the Semeru Volcano Observation Agency, the first eruption occurred at 5:22 am, registering a maximum seismic amplitude of 20 mm and lasting 3 minutes and 23 seconds. The eruption produced an ash column rising about 1,500 m above the crater, reaching approximately 5,176 m above sea level.

Notably, the eruption also sent hot clouds moving as far as 3 km southeast toward the Besuk Kobokan area. However, it did not affect residential zones as the area lies within a desi...