The Darwin VAAC reported that on 10 May an ash plume from Manam rose to an altitude of 5.5 km (18,000 ft) a.s.l.
and drifted NE, based on satellite data and weather models.
A sulfur dioxide plume and a thermal anomaly were also identified.
The next day diffuse plumes drifted NE and E at an altitude of 2.4 (8,000 ft) a.s.l.
Source: Darwin Volcanic Ash Advisory Centre (VAAC)