Footage is primarily of Mount St. Helens venting in the lead-up to the mountain's cataclysmic eruption on May 18, 1980. Scenes include footage shot from the air as well as images of those who gathered to observe the mountain's volcanic activity. The southern view of the mountain's May 18th eruption is documented beginning at minute 0:41:20.

Digitized from a U-matic original held in the News and Communication Services Motion Picture Films and Videotapes Collection (FV 057), Special Collections and Archives Research Center, Oregon State University Libraries.