“So if the Big One were to hit, it might give L.A. a minute or two of warning,” said Julian Lozos, assistant professor of geophysics at Cal State Northridge. Enough time to drop, cover and hold on somewhere safe.
https://www.latimes.com/california/story/2021-06-12/earthquake-apps-grab-early-warnings-tips-phone
Los Angeles Times
Clip Category
Northridge