New Study Shows Odds High for Big California Quakes - 99% in the next 30 years.

May 19, 2008

California has more than a 99% chance of having a magnitude 6.7 or larger earthquake within the next 30 years, according to 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.

Full Story: http://www.usgs.gov/newsroom/article.asp?ID=1914