Hanoi, June 18 -- Indonesia's Volcanology and Geological Disaster Mitigation Centre reported that Mount Lewotobi Laki-Laki in the country's East Nusa Tenggara province erupted on June 17, spewing a column of ash up to 10 km into the sky and triggering the highest aviation alert.

Accordingly, aircraft are prohibited from flying below 6,000 metres in the vicinity of the volcano, and should also remain alert to the presence of volcanic ash, which can disrupt flights.

People are prohibited from engaging in any activities within a radius of 7 km from the crater, and 8 km in the southwest and northeast areas.

Residents living around the volcano are advised to be aware of the potential for rain-induced lava floods in rivers originating from t...