Tag Archives: Semeru

Based on information from CVGHM, the Darwin VAAC reported that on 12 March an eruption from Semeru produced a plume to an altitude of 4.6 km (15,000 ft) a.s.l. Ash was not identified on satellite imagery. Sources: Darwin Volcanic Ash … Continue reading →

On 6 March, CVGHM reported that an ash eruption from Semeru was characterized by increased seismicity and booming sounds from the Jonggring Seloko crater; fog prevented visual observations. The Alert Level was raised to 3 (on a scale of 1-4). … Continue reading →

Based on pilot observations, the Darwin VAAC reported that a low-level plume from Semeru was present on 28 August. A pilot reported that an ash plume rose to an altitude of 4.6 km (15,000 ft) a.s.l. and drifted SW on … Continue reading →

Based on pilot reports and observations of satellite imagery, the Darwin VAAC reported that during 21-22 August ash plumes from Semeru rose to an altitude of 3.7 km (12,000 ft) a.s.l. and drifted W. Sources: Darwin Volcanic Ash Advisory Centre … Continue reading →

Based on information from CVGHM, the Darwin VAAC reported that on 7 August ash plumes from Semeru rose to an altitude of 4.3 km (14,100 ft) a.s.l. and that incandescent material was ejected from the crater. CVGHM indicated that the … Continue reading →

The Darwin VAAC reported that on 27 July an ash plume at an altitude of 4.3 km (14,000 ft) a.s.l. was spotted by a pilot in the vicinity of Semeru. Ash was not identified on satellite imagery. Source: Darwin Volcanic … Continue reading →

Based on pilot reports and observations of satellite imagery, the Darwin VAAC reported that during 7-9 July ash plumes from Semeru rose to altitudes of 4.9-7.6 km (16,000-25,000 ft) a.s.l. and drifted SSW. Source: Darwin Volcanic Ash Advisory Centre (VAAC) … Continue reading →

CVGHM reported that pyroclastic flows and rockfall avalanches from Semeru detected by the seismic network declined in frequency during 22 May-3 June. On 22 May, four pyroclastic flows traveled a maximum distance of 2.5 km from the active crater. Visual … Continue reading →

CVGHM reported that during 15, 17-19, and 21 May, ash plumes rose from Semeru’s summit, rockfalls descended the flanks, and multiple pyroclastic flows traveled 500-3000 m from the active crater. On 21 May, incandescent material was propelled from the summit. … Continue reading →