Semeru is one of the most active volcanoes in Indonesia. It is located in East Java, Indonesia. The 3,676m stratovolcano is also called Mahameru (The Great Mountain) and remains the highest volcano on Java. The volcano is popular for its regular ash explosions.
| Location: | East Java, Indonesia |
| Coordinates: | -8.106974, 112.922409 |
| Volcano Type: | Stratovolcano |
Semeru's location
Semeru Volcano News:
December 2020: Semeru continues to erupt. An ash eruption occurred on Dec 23 with a plume reaching 4000m
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Semeru's Eruptive History
| 1800's | Earliest observed and confirmed eruptions (moslty VEI=2). |
| 1967 | Semeru reawakens after four year of dormancy with a significant VEI=3 eruption. |
| 1980's | Almost constant eruptive activity. Frequent ash explosions, avalanches and incandescent rockfalls. |
| 1990's | End to Vulcanian activity. Regular ash eruptions. In 1994 a pyroclastic flow killed six people. In 1996 a two kilometer long pyroclastic flow was observed. |
| 2000-2010 | An eruption on July 27, 2000 killed two people. Regular ash eruptions and pyroclastic flows. |
| 2010-2015 | Incandescent rock falls. Lava flows in 2012. |
| 2018 | After five years of low activity, thermal anomalies preceded some small ash eruptions. |
| 2019 | Multiple thermal anomalies, small ash eruptions. |
| 2020 | Ongoing eruptions, thermal anomalies recorded. |
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For monitoring of this volcano, please see PVMBG.
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