 The South Volcanic Zone has a long history of eruptions and poses a threat to the surrounding region . Any volcanic hazard — ranging from minor ashfalls to pyroclastic flows — could pose a significant risk to humans and wildlife . Despite its inactivity , Cerro Azul could again produce a major eruption ; if this were to happen , relief efforts would probably be quickly organized . Teams such as the Volcano Disaster Assistance Program ( VDAP ) are prepared to effectively evacuate , assist , and rescue people threatened by volcanic eruptions . 
