According to the Indonesian Volcano Geology Disaster Mitigation Center, at 13:19 local time on October 22, the Semeru volcano in Indonesia's East Java province erupted. The ash column was about 500 meters high, and the eruption lasted about 104 seconds. The Indonesian Volcano Geological Disaster Mitigation Center reminds local people and visitors not to enter the 5 km radius of the crater, prohibit all activities within 13 km southeast of the crater, and be wary of risks such as volcanic debris flows, lava collapse, and volcanic mudslides.

According to the Indonesian Volcano Geology Disaster Mitigation Center, at 13:19 local time on October 22, the Semeru volcano in Indonesia's East Java province erupted. The ash column was about 500 meters high, and the eruption lasted about 104 seconds. The Indonesian Volcano Geological Disaster Mitigation Center reminds local people and visitors not to enter the 5 km radius of the crater, prohibit all activities within 13 km southeast of the crater, and be wary of risks such as volcanic debris flows, lava collapse, and volcanic mudslides.