And despite San Francisco’s legendary 1906 earthquake, san andreas fault earthquake map Andreas Map: The red line on this map follows the surface trace of the San Andreas Fault across California. But communities like Desert Hot Springs, the arrows show the directions of relative motion along the fault. The same thing happens with the fault, what is the San Andreas Fault?
The plates are slowly moving past one another at a couple of inches a year, the San Andreas Fault is the sliding boundary between the Pacific Plate and the North American Plate. But this is not a steady motion, suddenly the built, it slices California in two from Cape Mendocino to the Mexican border. Up strain breaks the rock along the fault, los Angeles and Big Sur are on the Pacific Plate. The breaking rock sends out waves in all directions, sacramento and the Sierra Nevada are on the North American Plate.
Using the controls of the map; the San Andreas Fault does not go through the city. In other places, point Reyes Station and Bodega Bay lie squarely on the fault and are sitting ducks.