Merapi volcano 7-9 April 2023 – Incandescent lava avalanches

Published: 10th April 2023

Activity of the Volcano:

Observed Merapi from a distance of 7-8 km SW of the volcano, for a total of 12 hours during 8-9th April. Weather conditions: Mostly overcast but with periods with good clarity. During my observations frequent Lava avalanches from the SW lava dome was observed.

According to Indonesian Authorities BPPTKG, as of the 17th March 2023, the 2021 lava dome on the SW flank of Merapi has a volume of 1.686.200 m3, and the lava dome in the central part of the crater of Merapi 2.759.100 m3. During the latest rockfall and pyroclastic activity in March, a decrease of the mass of the SW dome has been measured to be around 1.072.800 m3.

5 km restriction zone is currently in place for Merapi volcano, according to Indonesian Authorities BPPTKG, The Center for Volcanology and Geological Hazard Mitigation, Geological Agency. The volcano is as of today 10th April 2023 still on alert level III.


Total photos in this article:  8 (Available in Jpg/Raw.) 

Total videos: not published

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8-9th April 2023

Good clarity made observing the ongoing lava avalanches from the city of Yogyakarta, around 24km away from the volcano.

Sunrise over Lawu Volcano as seen from Yogyakarta.