(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)
 (2) Issued:20221117/2253Z
 (3) Volcano:Alaid (CAVW #290390)
 (4) Current aviation colour code:YELLOW
 (5) Previous aviation colour code:orange
 (6) Source:KVERT
 (7) Notice Number:2022-176
 (8) Volcano Location:N 50 deg 51 min E 155 deg 33 min
 (9) Area:Northern Kuriles, Russia
(10) Summit Elevation:2339 m (7671.92 ft)
(11) Volcanic Activity Summary:An eruptive activity of the volcano is gradually decreasing. Satellite data by KVERT showed the temperature of the thermal anomaly of the volcano began decreasing from 29 October, but its not achieve background level at now. Last ash plume was observed on 26 October. KVERT continues to monitor Alaid volcano.

The activity of the volcano continues. Ongoing activity could affect low-flying aircraft.
(12) Volcanic cloud height:NO ASH CLOUD PRODUSED
(13) Other volcanic cloud information:NO ASH CLOUD PRODUSED
(14) Remarks:
(15) Contacts:Dr. Olga A. Girina, Head of KVERT, IVS FEB RAS
girina@kscnet.ru +74152202044

Duty scientist: +79622825253
(16) Next Notice:A new VONA will be issued if conditions change significantly or the colour code is changed. VONAs are posted at http://www.kscnet.ru/ivs/kvert/.

In Russia, KVERT, on behalf of the Institute of Volcanology and Seismology (IVS) FEB RAS, is responsible for providing information on volcanic activity to international air navigation services for the airspace users.