Chron article on the subject: https://www.sfchronicle.com/science/article/concord-fault-bay-area-earthquake-20761414.php https://www.sfchronicle.com/science/art

Chron article on the subject: https://www.sfchronicle.com/science/article/concord-fault-bay-area-earthquake-20761414.php https://www.sfchronicle.com/science/article/concord-fault-ba...