California-Nevada Fault Map centered at 33°N,121°W
- Red lines are known faults (orange lines are unnamed faults).
- Thin grey lines are roads.
- Magnitude = ? for new earthquakes until a magnitude is determined (takes 4-5 minutes).
Earthquakes can appear near a fault without having occurred on that fault.
To associate an earthquake with a fault requires viewing both of them in three-dimensions.
- Maps show events recorded in the past 7 days.
Maps are updated whenever a new earthquake has been located.
Try to reload this page if you do not have the most current map.
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