Roundup of Global Volcanic Activity - New Activity for the week of 23 August - 29 August 2017
Ibu | Halmahera (Indonesia) : Based on satellite images and model data, the Darwin VAAC reported that on 24 and 28 August ash plumes from Ibu rose 1.5-1.8 km (5,000-6,000 ft) a.s.l. and drifted W.
Pacaya | Guatemala : INSIVUMEH reported that during 21-28 August Strombolian explosions at Pacaya’s Mackenney cone ejected material as high as 75 m above the crater rim, and during 27-28 August as far as 100 m onto the W flank. Cloud cover sometimes prevented visual observations; explosions could be heard within a 5-km radius.
Sangay | Ecuador : Based on satellite data, the Washington VAAC reported that a plume from Sangay with possible ash content rose 7 km (23,000 ft) a.s.l. and drifted over 30 km SW. A thermal anomaly was identified on 23 August.
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