1. Avalanche

   Avalanches occur when the load of snow on a slope becomes too great and through the force of gravity the snow moves downhill.

2. Earthquake

   FEMA defines an earthquake as a sudden slipping or movement of a portion of the earth’s crust, accompanied and followed by a series of vibrations.

3. Flash Flood

   A flash flood is a rapid rise in water (a few minutes to a few hours depending on rainfall) in streams, creeks, and storm drains that can pose a threat to life and property.

4. Flood

   A flood is defined as a rising body of water and its overflowing onto normally dry land.

5. Landslide

   A landslide is a mass of rock, earth, or debris that moves down a slope. This can occur quickly or slowly depending on the circumstances.

6. Terrorism

   Terrorism is the use of force or violence against persons or property in violation of the criminal laws of the United States for purposes of intimidation, coercion, or ransom.

7. Volcano

   A volcano is a vent at the earth's surface through which magma (molten rock) and associated gases erupt, and also the cone built by effusive and explosive eruptions.

8. Weather

   Learn about possible dangerous weather in Teton County.

9. Wildfire

   A wildfire is an unwanted wild land fire not designated as a prescribed fire that requires appropriate suppressible action.