Since the orange activity level was declared on Nevado del Ruiz volcano on March 30, authorities took measures to evacuate surrounding communities that could be affected in the event of a possible eruption. In this sense, Ideam Institute of Hydrology, Meteorology and Environmental Studies has issued orange and yellow alerts for different municipalities in the affected area due to the risk of lahar formation.
(Also: Nevado del Ruiz Volcano: geological fault through which magma moves).
Lahars or volcanic mudflows are viewed as a destructive phenomenonbecause it is a material that can grow as it descends from Nevado del Ruiz.
(Keep reading: Nevado del Ruiz Volcano Emits Sulfur Dioxide: What Does It Mean?)
In Tolima to the rural areas of Villahermosa, Casabianca, Líbano, Lérida, Falan, Armero Guayabal, Murillo, Venadillo and Ambalema, Formation of lahars that can descend from the valleys of the Lagunilla, Sabandija and Recio rivers.
(We suggest: Is there a ‘crack’ in the Nevado del Ruiz volcano? That’s the main reason).
This phenomenon can also pass through the Gualí river basin.. That is, rural areas of the municipalities of Herveo, Casabianca, Fresno, Palocabildo,
The municipal seats of the so-called Mariquita and Honda (Tolima) and Mariquita and Honda (Tolima) are on orange alert.
Lahars may also have echoes in the valleys of the Nereidas, Alfombrales, Molinos, Claro and Chinchiná rivers. In Caldas, Manizales, Villamaría, Chinchiná, Palestina, Neira and Anserma are on orange alert, according to Ideam.
Although the Ideam bulletin includes the landslide threat in the Nevado del Ruiz volcano’s impact area forecast, The warning in the municipality of Quindío was issued not because of the activity of the volcanic complex, but because of the rains.
“We are under low threat from snowfall in Salento,” said Juan Pablo Granados, Salento’s risk management coordinator.
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Source: Exame
