VONA/KVERT-Project: Kizimen (1000-23) 20111213/2219Z Issued: 20111213/2219Z Volcano: Kizimen (1000-23) Aviation Color Code: Orange Source: KVERT Notice number: 2011/57 Volcano Location: 55.131N 160.32E Area: Kamchatka, Russia Summit Elevation (meters/feet): 2485 m/8152 ft Height of ash plume (feet/km) ASL and how determined: 8203 ft/ 2.5 km- Satellite Distance of ash plume from the volcano (mi/km): 46.61 mi/75 km Direction of ash plume or ash cloud drift from the volcano: South-East Start time of explosion and how determined: 20111213/1930Z - Seismic Time and method of observation: 20111213/2219Z - NOAA 16 (4m5) Duration of eruption (or indicate eruption is continuing): eruption is continuing Remarks: ash clouds (size ~ 20x60 km) shifted to the southeast from volcano Next Notice: A new VONA will be issued if conditions change significantly. Updates are posted at http://www.kscnet.ru/ivs/kvert/index_eng.php Best regards, Dmitry Melnikov dvm@kscnet.ru Institute of Volcanology and Seismology FEB RAS, KVERT Piip 9, Petropavlovsk-Kamchatsky, 683006, RUSSIA Tel. (+74152)297708