Try to reload this page if you do not have the most current map. Maps are updated within 5 minutes of an earthquake and once an hour. Click on an arrow at the edge or corner of above map to go to an adjacent map. Colored lines are known faults and age of slip. White lines represent roads. Magnitude = ? for new earthquakes until a magnitude is determined (takes 4-5 minutes). List of Earthquakes on this Map (with Map) Old version of maps without sidebar