A new eruption, or volcanic unrest was detected by volcanologists and published by the GVP. The details are summarized in the following message:
Based on satellite and wind model data, the Darwin VAAC reported that during 12-18 August ash plumes from Dukono rose to 2.1 km (7,000 ft) a.s.l. and drifted in multiple directions. A discrete ash plume rose to 4.3 km (14,000 ft) a.s.l. and drifted W on 17 August; the event was associated with a summit thermal anomaly. The Alert Level remained at 2 (on a scale of 1-4), and the public was warned to remain outside of the 2-km exclusion zone.
Sources: Darwin Volcanic Ash Advisory Centre (VAAC),Pusat Vulkanologi dan Mitigasi Bencana Geologi (PVMBG, also known as CVGHM)