California Has More Than 99% Chance Of A Big Earthquake WIthin 30 Years, Report Shows
California has more than a 99% chance of having a magnitude 6.7 or larger earthquake within the next 30 years, according scientists using a new model to determine the probability of big quakes. The likelihood of a major quake of magnitude 7.5 or greater in the next 30 years is 46% – and such a quake is most likely to occur in the southern half of the state.