Shiveluch / Kamchatka : plume and pyroclastic flows.

A series of major collapses at the lava dome of Shiveluch produced on 3 December 2013, an ash plume rising to 7 km, indicated by the Aqua MODIS satellite, and two major pyroclastic flows and lahars, caused by the quick melting of the snow . The first pyroclastic flow, at 1:24 p.m. to 1:40 p.m., spread of about 9 km. The second took place afterwards, between . 1:41 p.m. -1:50 p.m. . 

                  Shiveluch - Development of pyroclastic flow - 12/03/2013 - photos Volkstat.ru

     Shiveluch 03/12/2013 - plume drifting north and pyroclastic flow - photo Y.Demyanchuk / KVERT

                  Plume from the eruption of Shiveluch - 12/03/2013 - doc . NASA Modis Aqua .

The aviation code is "orange" .

Sources:

- Volkstat - link

- VAAC Tokyo

- KVERT - link