A 13 November 1985 eruption of the Nevado del Ruiz volcano in Tolima, Colombia, after 69 years of dormancy, that melted glacial ice into lahars racing downhill at about 50 kilometers per hour and engulfed the town of Armero. It is widely regarded as a preventable disaster, since volcanologists had warned authorities weeks in advance, and it remains the second-deadliest volcanic disaster of the 20th century after Mount Pelée in 1902.
Facts
Magnitude or ScaleVolcanic Explosivity Index (VEI) 3; lahars reached about 50 kilometers per hour 1 LocationNevado del Ruiz, Tolima, Colombia 1 Disputed
Death TollAbout 23,000 overall, more than 20,000 of them in Armero itself 1 Connections
Caused By
Read from this phenomenon's own Wikipedia article (Armero Tragedy); earth5 pass cause judgment: Volcanism.
Source Wikidata: Armero Tragedy
In Discipline
Source Armero Tragedy (Wikipedia)
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Sources
1. Armero Tragedy (Wikipedia)
Wikimedia FoundationArticle text
This was the second-deadliest volcanic disaster of the 20th century, surpassed only by the 1902 eruption of Mount Pelée, and is the fourth-deadliest volcanic event recorded since 1500.
In Group: Major Volcanic Eruptions, Lead sentence
The Armero tragedy (Spanish: Tragedia de Armero [tɾaˈxeðja ðe aɾˈmeɾo]) occurred following the eruption of the Nevado del Ruiz stratovolcano in Tolima, Colombia, on November 13, 1985. The volcano's eruption after 69 years of dormancy caught nearby towns unprepared, even though volcanological organizations had warned
View the Source Wikidata: Armero Tragedy
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