Graph from the Oklahoma Geological Survey and United States Geological Survey – The graph depicts the extremely significant increase in annual total of earthquakes in Oklahoma of greater than or equal to magnitude 3.0 on the moment magnitude scale. The graph was released along with the first-ever advisory for damaging earthquakes issued for an area of of the Rocky Mountains, warning of an elevated probability of a damaging earthquake of 5.5+ magnitude. The graph was created using information from the United States Geological Survey and the Oklahoma Geological Survey.