(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA) | |
(2) Issued: | 20210124/0603Z |
(3) Volcano: | Klyuchevskoy (CAVW #300260) |
(4) Current aviation colour code: | ORANGE |
(5) Previous aviation colour code: | orange |
(6) Source: | KVERT |
(7) Notice Number: | 2021-14 |
(8) Volcano Location: | N 56 deg 3 min E 160 deg 38 min |
(9) Area: | Kamchatka, Russia |
(10) Summit Elevation: | 4750 m (15580 ft) |
(11) Volcanic Activity Summary: | A moderate explosive-effusive eruption of the volcano continues. According to video and satellite data, an ash plume is extending for 22 km to the north-west of the volcano at the altitude 7.5 km a.s.l. A moderate explosive-effusive eruption of the volcano continues. Ash explosions up to 7-8 km (23,000-26,200 ft) a.s.l. could occur at any time. Ongoing activity could affect low-flying aircraft. |
(12) Volcanic cloud height: | 7000-7500 m (22960-24600 ft) AMSL Time and method of ash plume/cloud height determination: 20210124/0600Z – Visual data |
(13) Other volcanic cloud information: | Distance of ash plume/cloud of the volcano: 22 km (14 mi) Direction of drift of ash plume/cloud of the volcano: NW / azimuth 311 deg Time and method of ash plume/cloud determination: 20210124/0530Z – Himawari-8 |
(14) Remarks: | |
(15) Contacts: | Alexander G. Manevich, IVS FEB RAS mag@kscnet.ru +74152202115 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. |
CITATION GUIDELINES For formal scientific citation of this VONA/KVERT Information Release, please use the following: VONA/KVERT Information Release, January 24, 2021. KVERT, Institute of Volcanology and Seismology FEB RAS. URL: http://www.kscnet.ru/ivs/kvert/van/?n=2021-14. |