For stuff like this, if you live in the region, you probably already know. Large earthquakes don't exactly happen every day. For example, if you want to get b

For stuff like this, if you live in the region, you probably already know. Large earthquakes don't exactly happen every day. For example, if you want to get behind the "whys" of codes like this in CA, just look at: northridge earthquake, loma prieta earthquake, long beach earthquake, and the 1906 earthquake.