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Nevado del Ruiz Volcano - John Seach
Colombia
4.89N, 75.32 W
summit elevation 5321 m
stratovolcano
Nevado del Ruiz is located in central Colombia, 130 km WNW of Bogata. In 1985 an eruption of the volcano created history's fourth largest volcanic disaster.
2002 Earthquake Swarm
A swarm of volcano-tectonic earthquakes occurred at the volcano on 9th June 2002.
1985 Disaster
On 13th November 1985 an eruption of Ruiz caused a lahar which swept through the town of Armero killing 25 000 people.
Lahars have the consistency of freshly made concrete. The government officials were responsible for this tragedy
as they chose to ignore the warnings by volcanologists. Fumarolic, phreatic and seismic activity had occurred at the volcano for a year before the eruption.
Nevado del Ruiz Volcano Eruptions
1994?, 1985-91, 1984-85, 1916, 1845, 1833?, 1831, 1829, 1828, 1826?, 1805, 1623, 1595, 1570, 1541?