Authorities on Friday had evacuated 17 people, of whom seven were Singaporeans and 10 Indonesians.
Survivors said three people, including two Singaporeans, died in the eruption, Erlichson had said, but the rescue agency has yet to confirm the deaths as of Saturday.
Saturday’s search was still hampered by continued eruptions, Iwan said.
The volcanology agency reported at least four eruptions on Saturday morning.
The volcanology agency is maintaining the alert status of Mount Dukono at the third-highest level, she added.
Residents and tourists were advised not to do any activities within a 4km radius from the crater, she said.
There were no reports yet of flight disruptions caused by the eruption.
Indonesia sits on the Pacific “Ring of Fire”, an area of high seismic activity atop various tectonic plates.
