Volcanic activity Sinabung volcano, Indonesia has decreased based on seismic observations, deformation, SO2 concentration, and visual observations. The alert status at Sinabung has been decreased from CAUTION (Level IV) to alert (Level III) effective from 23 September 2010 at 3:50 pm. Activity began at Sinabung volcano, on 27th August 2010 after 400 years of inactivity. Six large explosive eruptions have occurred at the volcano in the past month. These eruptions occurred on August 27 at 18:30 pm, August 29 at 0:10 pm, August 30 at 06: 23 pm, September 03 at 04:38 and 17:59 pm, and September 7, at 0:23:37 pm. The largest explosive eruption occurred on September 7. Eruption was accompanied by strong roar and rattled windows 8km from the volcano. An eruption column 5000 m high drifted southeast. As of September 22, 2010, activity was dominated by thick white gas emission, rising an average height of between 50-100 m above the crater. A lahar hazard remains at the volcano. Most residents are permitted to return to their homes and resume normal activities. Because of the ongoing risk of phreatic eruptions, people are advised to stay at least 3.5 km from the crater, and this includes three villages.
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About John Seach
- John Seach
- John Seach is a scientist and the world's leading volcano adventurer. Over the past 24 years John has traveled to the world's most exciting volcanoes, and witnessed eruptions during trips to more than 200 volcanoes. John's work has been featured on award winning television programmes. John is the founder of "Volcano Live", the world's first volcano news and volcano travel website.