KVERT reported that a thermal anomaly over Sheveluch was identified in satellite images during 4-11 October.
Explosions seen in video and satellite images on 6 and 9 October produced ash plumes that rose 6.5-11 km (21,300-36,100 ft) a.s.l.
and drifted 1,100 km E.
Resuspended ash drifted 170 km E on 4 and 8 October.
The Aviation Color Code remained at Orange (the second highest level on a four-color scale).
Source: Kamchatkan Volcanic Eruption Response Team (KVERT)