Based on Tokyo VAAC data and satellite images, KVERT reported that at 1330 on 10 October an ash plume from Sarychev Peak rose to 1.7-2 km (5,600-6,600 ft) a.s.l.
and drifted 95 km E.
SVERT reported that on 15 October an ash plume rose 2.1 km (7,000 ft) a.s.l.
and drifted 65-70 km E.
The Aviation Color Code remained at Orange.
Sources: Kamchatkan Volcanic Eruption Response Team (KVERT),Sakhalin Volcanic Eruption Response Team (SVERT)