Ol Doinyo Lengai

August 14, 1966 Eruption of Ol Doinyo Lengai

August 14, 1966 · VEI 4

Ol Doinyo Lengai in Tanzania erupted on August 14, 1966 with a Volcanic Explosivity Index of 4.

Where it erupted

Ol Doinyo Lengai, Tanzania, with its other significant eruptions.

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The eruption

Date
August 14, 1966
Volcano
Ol Doinyo Lengai, stratovolcano
Country
Tanzania
Volcanic Explosivity Index
4, large (eruption column 10 to 25 km)
Location
2.764° S, 35.914° E

The toll

Damage
Limited (under about $1 million)

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.

Caused some damage to land and property.

Other significant eruptions of Ol Doinyo Lengai

More

Every eruption in 1966The 1900sOl Doinyo LengaiEarthquakes near Ol Doinyo LengaiThis 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 1671.