What are the dangers produced by volcanoes?

Hazardous Volcanic Events. There are several kinds of events caused from volcanic action that can be harmful to life and property. These include lava flows, lahars, ash falls, debris avalanches, and pyroclastic density currents. List of Volcanic Hazards. Pyroclastic Density Currents (pyroclastic flows and surges). read more

There are many other effects and examples of the different dangers that the volcanic activity can cause, but at least as a beginning these effects are the most notables examples of these dangers. read more

Volcanoes produce a wide variety of hazards that can kill people and destroy property. Large explosive eruptions can endanger people and property hundreds of miles away and even affect global climate. Some of the volcano hazards described below, such as landslides, can occur even when a volcano is not erupting. read more

If volcanic unrest or an eruption occurs, scientists from the observatories will keep state and local officials informed of potential hazards so that coordination and response plans can be updated as needed. read more