Simulated Earthquake Early Warning for M6.9 Loma Prieta, CA Earthquake

gray-scale map of San Francisco Bay area

Detailed Description

The WEA alert at 32 seconds into the earthquake with a current estimated magnitude of 6.3. The Marina district and Nimitz Freeway sections experience their worst shaking at this point. Other symbols are the same as the previous figure.


Image Dimensions: 595 x 612

Location Taken: Loma Prieta, CA, US