According to the Indonesian Volcano Geology Disaster Mitigation Center, at 6:46 local time on January 7, the Semeru volcano in Indonesia's East Java province erupted. The ash column was about 900 meters high, and the eruption lasted 120 seconds.

According to the Indonesian Volcano Geology Disaster Mitigation Center, at 6:46 local time on January 7, the Semeru volcano in Indonesia's East Java province erupted. The ash column was about 900 meters high, and the eruption lasted 120 seconds.