(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA) | |
(2) Issued: | 20200408/2130Z |
(3) Volcano: | Sheveluch (CAVW #300270) |
(4) Current aviation colour code: | ORANGE |
(5) Previous aviation colour code: | orange |
(6) Source: | KVERT |
(7) Notice Number: | 2020-40 |
(8) Volcano Location: | N 56 deg 38 min E 161 deg 18 min |
(9) Area: | Kamchatka, Russia |
(10) Summit Elevation: | 10768.24 ft (3283 m), the dome elevation ~8200 ft (2500 m) |
(11) Volcanic Activity Summary: | A strong explosive eruption occurred on 19:10 UTC, April 8. Satellite data by KVERT showed an ash cloud extended about 45 km to the south-south-east from the volcano. Explosive-extrusive eruption of the volcano continues. Ash explosions up to 32,800-49,200 ft (10-15 km) a.s.l. could occur at any time. Ongoing activity could affect international and low-flying aircraft. |
(12) Volcanic cloud height: | 31160-32800 ft (9500-10000 m) AMSL Time and method of ash plume/cloud height determination: 20200408/2003Z – NOAA 19 (4m5) |
(13) Other volcanic cloud information: | Distance of ash plume/cloud of the volcano: 28 mi (45 km) Direction of drift of ash plume/cloud of the volcano: SSE / azimuth 162 deg Time and method of ash plume/cloud determination: 20200408/2003Z – NOAA 19 (4m5) Start time of explosion and how determined: 20200408/1910Z – Satellite data |
(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/index_eng.php. 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, April 08, 2020. KVERT, Institute of Volcanology and Seismology FEB RAS. URL: http://www.kscnet.ru/ivs/kvert/van/?n=2020-40. |