The JCP-LGS reports actually have good signal/noise ratio, at least in the bay area. I've examined many dozens over the last decade, from Santa Cruz to Marin. I

The JCP-LGS reports actually have good signal/noise ratio, at least in the bay area. I've examined many dozens over the last decade, from Santa Cruz to Marin. In many cases, I've checked them against 3rd-party reports on dams and faults. Financial risk from earthquake is especially high (though widely variable) for property owners in the East bay.