According to the Volcanology and GeologicalDisaster Mitigation Centre (PVMBG), Marapi volcano erupted twice at 10:01 amand 10:22 am (local time).
The first eruption generated a 300-metre highplume of smoke from the peak, while the second one spewed ash much higher ataround 700 metres from the mountain top.
The PVMBG set up an exclusion zone with the three-kilometer radius from themountain summit, and called local residents to abide by instructions as well asnotices of the centre.
The centre said it will deliver an early warning about whether the volcanocontinues to pose danger or not.
Meanwhile, head of Tanah Datar districtIrdiansyah Tarmizi said that the volcanic ash of Marapi volcano has blanketedfour sub-districts namely Batipuh, Pariangan, Sungai Tarab and Salimpaung.
However, the daily activities of local peopleare not affected much by the eruption, he said.-VNA