The Darwin VAAC reported that on 10 September an ash plume from Semeru rose to an altitude of 4 km (13,000 ft) a.s.l.
and drifted WNW based on satellite images and weather models.
The Alert Level remained at 2 (on a scale of 1-4).
Source: Darwin Volcanic Ash Advisory Centre (VAAC)
Villarrica (Chile)
