USGS
5th October 2011, 22:21
Based on information from JMA, the Tokyo VAAC reported that during 28 September-3 October explosions from Sakura-jima produced plumes that rose to altitudes of 1.8-3 km (6,000-10,000 ft) a.s.l. and drifted in multiple directions. On 30 September and during 1-2 October pilots observed ash plumes that rose to altitudes of 1.5-3 km (5,000-10,000 ft) a.s.l. and mostly drifted NE, E, and ESE.
Source: Tokyo Volcanic Ash Advisory Center (VAAC)
More... (http://www.volcano.si.edu/reports/usgs/index.cfm?wvarweek=20110928#sakura)
Source: Tokyo Volcanic Ash Advisory Center (VAAC)
More... (http://www.volcano.si.edu/reports/usgs/index.cfm?wvarweek=20110928#sakura)