Merapi

December 31, 1986 Eruption of Merapi

December 31, 1986 · VEI 2 · 1 death

Merapi in Indonesia erupted on December 31, 1986 with a Volcanic Explosivity Index of 2. The eruption killed 1 person.

Where it erupted

Merapi, Indonesia, with its other significant eruptions.

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The eruption

Date
December 31, 1986
Volcano
Merapi, stratovolcano
Country
Indonesia
Volcanic Explosivity Index
2, moderate (eruption column 1 to 5 km)
Killed by
Mudflows and lahars
Location
7.540° S, 110.446° E

The toll

Deaths
1

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.

Driver of stalled truck swept away by rain-induced lahar. (reference #9675)

Other significant eruptions of Merapi

More

Every eruption in 1986The 1900sMerapiEarthquakes near MerapiThis day in weather history

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 111.