Ibu volcano (Halmahera, Indonesia) - Smithsonian / USGS Weekly Volcanic Activity Report for 26 August-1 September 2020 (Continuing Activity)

PVMBG reported that during 18-29 August white and gray ash plumes rose 200-800 m above Ibu's summit and drifted in multiple directions; weather conditions prevented observations on 27 August. The Darwin VAAC noted a thermal anomaly over the volcano on 23 August. Emissions were brown and white on 30 August.
The Alert Level remained at 2 (on a scale of 1-4), and the public was warned to stay at least 2 km away from the active crater, and 3.5 km away on the N side.

Sources: Pusat Vulkanologi dan Mitigasi Bencana Geologi (PVMBG, also known as CVGHM), Darwin Volcanic Ash Advisory Centre (VAAC)
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From: Global Volcanism Program, 2020. Report on Ibu. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 26 August-1 September 2020. Smithsonian Institution and US Geological Survey.