Semeru

February 1946 Eruption of Semeru

February 1946 · VEI 2 · 6 deaths · 81 houses destroyed

Semeru in Indonesia erupted in February 1946 with a Volcanic Explosivity Index of 2. The eruption killed 6 people.

Where it erupted

Semeru, Indonesia, with its other significant eruptions.

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The eruption

Date
February 1946
Volcano
Semeru, stratovolcano
Country
Indonesia
Volcanic Explosivity Index
2, moderate (eruption column 1 to 5 km)
Killed by
Floods (and glacial outburst floods)
Location
8.108° S, 112.922° E

The toll

Deaths
6
Damage
Moderate (about $1 to $5 million)
Houses destroyed
81

Where the literature gives no number, NCEI records a description on a scale of 1 to 4, printed here in its words. Damage is in millions of US dollars of the year of the event, not adjusted for inflation.

What the record says

NCEI’s account, from the sources it cites.

Heavy rains caused floods in valleys below Semeru. Kusumadinata-79 gives 0304-30 dates - 6 killed, 81 houses destroyed, 8 ha rice, 1000 ha arable land destroyed (and agents T? M?).

Other significant eruptions of Semeru

More

Every eruption in 1946The 1900sSemeruEarthquakes near Semeru

Sources

Volcanoes and significant eruptions from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. Volcano numbers are the Smithsonian Institution’s Global Volcanism Program’s. NCEI event 198.