KVERT ИВиС ДВО РАН

(1) KVERT VOLCANIC ACTIVITY NOTICE (VAN) (2) Issued: 20261015/2107Z (3) Volcano: Sheveluch (CAVW #300270) (4) Current aviation colour code: ORANGE (5) Previous aviation colour code: orange (6) Source: KVERT (7) Notice Number: 2026-105 (8) Volcano Location: N 56 deg 38 min E 161 deg 19 min (9) Area: Kamchatka, Russia (10) Summit Elevation: 3283 m (10768.24 ft), the dome elevation ~2500 m (8200 ft) (11) Volcanic Activity Summary: An explosive-extrusive eruption of the volcano continues, accompanied by powerful gas-steam activity; a new block of lava continues to grow in the northern part of the lava dome. Explosion sent ash up to 9 km a.s.l, ash cloud moved 370 km to north-north-east of the volcano.An explosive-extrusive eruption of the volcano continues. Ash explosions up to 12 km (39,400 ft) a.s.l. could occur at any time. Ongoing activity could affect international and low-flying aircraft. (12) Volcanic cloud height: 9000 m (29520 ft) AMSL Time and method of ash plume/cloud height determination: 20261015/1640Z – Himawari-9 14m15 (13) Other volcanic cloud information: Distance of ash plume/cloud of the volcano: 370 km (230 mi)Direction of drift of ash plume/cloud of the volcano: NNW / azimuth 335 deg Time and method of ash plume/cloud determination: 20261015/2030Z – Himawari-9 14m15Start time of explosion and how determined: 20261015/1640Z – Satellite dataDuration of explosion: ~ 10 min (14) Remarks (15) Contacts: Alexander G. Manevich, IVS FEB RAS, mag@kscnet.ru, +74152202115 (16) Next Notice: A new Notice will be issued if conditions change significantly or the colour code is changed. Notices are posted at http://kvert.febras.net. 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.