Data Sources Data Centers Credits and Disclaimer Glossary Other Sites that Host these Maps Real-time Shaking Maps Map for San Francisco Click on an earthquake on the above map for more information. 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. Brown lines are known hazardous faults and fault zones .
White lines represent roads.
List of Earthquakes on this Map Names of Faults on this Map Interactive map identifying faults by name.