LOMA PRIETA: Where were you on October 17, 1989? 30 years after Loma Prieta, earthquake warning alerts are now publicly available. Find out how to get notifcations on your phone: http://bit.ly/2VRbvfz | KTVU Fox 2

The video shows the intense moments of the 1989 Loma Prieta earthquake, which struck the central coast of California. It was the most powerful earthquake in the region since the 1906 San Francisco earthquake. | History In Pictures