MOUNT RUANG ERUPTS AGAIN, SHUTS AIRPORT; EVACUATIONS UNDERWAY IN INDONESIA

Why in the news ?

Mount Ruang volcano erupts in Indonesia’s North Sulawesi, forcing evacuations, closing airports; alert level raised; ash cloud reaches 5km.

source:baron

About the Eruption Events:

  • Mount Ruang, located in North Sulawesi province, Indonesia, erupted multiple times on April 30, 2024.
  • The eruptions occurred at approximately 1:15 am local time and continued throughout the morning.
  • The volcano spewed ash more than 5km into the sky, prompting authorities to raise the alert level to its highest.
About Mount Ruang:

  • Location: Mount Ruang is a stratovolcano situated in Indonesia’s North Sulawesi province.
  • Height: It stands at 725 metres (2,400 feet) tall.
  • Summit: The volcano’s summit reaches 10,932 feet above sea level, featuring a caldera approximately two miles wide.

What is a Stratovolcano?

  • Definition: Tall, steep, cone-shaped volcano.
  • Characteristics: Higher peaks than shield volcanoes, found above subduction zones.
  • Composition: Primarily andesite and dacite, often erupting explosively due to high gas pressures.
  • Structure: Composed of about half lava and pyroclastic material, with layering giving them the name “composite volcanoes.”
  • Peak: Typically features a small crater, potentially filled with water, ice, or a volcanic dome during inactivity.