While the town and the specific volcano are fictional, the film was released during a period of high interest in disaster movies and was noted for its attempt at scientific realism.
Harry discovers evidence of an impending disaster—such as acidic lakes, dead trees, and contaminated water—but faces skepticism from his boss, Paul Dreyfus, and local business interests who fear financial ruin. Dante's Peak
A USGS volcanologist sent to investigate seismic activity. He is haunted by the loss of his partner in a previous volcanic eruption in Colombia. While the town and the specific volcano are