6.0 Northern California earthquake
And this shows us why it is a bad idea to have a large portion of the worlds digital infrastructure in a place which will destroy it sometime in the next century.Put it in the middle of the Australian outback, nothing's happened there for a billion years, nearly literally.To the people down voting me: please explain why you think it's a good idea to put our digital infrastructure in a place which might well be destroyed in an afternoon when it can be put quite literally anywhere.