Volcano and Earthquake Hazards in the Crater Lake Region, Oregon
Events of High Consequence but Low Probability
Three types of events that may be considered possible at Crater Lake but very unlikely in the next few centuries are a large pyroclastic eruption, sudden release of lethal CO2 from the lake, and catastrophic draining of the lake. These are discussed below for completeness and because the consequences of any one of them would be significant.
