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Volcanoes

Learn about the various hazards associated with volcanoes, including toxic gases, lava flows, landslides, and more. Discover how to prepare for an eruption, respond during an event, and stay safe afterwards. Get essential tips on evacuation, sheltering, and dealing with volcanic ash fallout.

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Volcanoes

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  1. Volcanoes CERT Basic Training Hazards

  2. A Volcano… • Is a vent through which molten rock escapes to Earth’s surface CERT Basic Training Unit 1: Volcanoes

  3. Volcano Hazards • Toxic gases • Lava and pyroclastic flows • Landslides • Earthquakes • Explosive eruptions CERT Basic Training Unit 1: Volcanoes 2

  4. Accompanying Hazards • Volcanic eruptions can be accompanied by other natural hazards, including: • Mudflows (including lahars) • Flash floods • Wildland fires • Tsunamis (under special conditions) • Earthquakes CERT Basic Training Unit 1: Volcanoes 3

  5. Volcanic Ash • Causes severe respiratory problems • Diminishes visibility • Contaminates water supplies • Causes electrical storms • Disrupts the operation of all machinery and causes engine failure • Collapses roofs CERT Basic Training Unit 1: Volcanoes 4

  6. Preparing for an Eruption • Understand the risk • Talk to your insurance agency • Prepare disaster supply kit • Develop evacuation plan • Develop shelter-in-place plan CERT Basic Training Unit 1: Volcanoes 5

  7. During an Eruption • Follow evacuation orders • Avoid areas downwind and river valleys downstream of the volcano • If outside, protect yourself from ashfall • Be prepared for accompanying hazards CERT Basic Training Unit 1: Volcanoes 6

  8. After an Eruption • Stay away from volcanic ashfall areas • Avoid driving in heavy ashfall • If you have a respiratory ailment, avoid contact with any amount of ash CERT Basic Training Unit 1: Volcanoes 7

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