Preliminary map showing peak accelerations on mapped stations. Preliminary locations of liquefaction and landslide sites. Report landslides, sand boils, and ground cracks here. Our data base of earthquake hypocenters contains information from the 19th century to the present.
Shallow events are black.
Events deeper than 35 km are green. A map showing a closer view of the earthquake and prior historical earthquakes with magnitude 3.5 or greater. Shallow events are black. Events deeper than 35 km are green. A list of 10 big earthquakes preceding the mainshock that are closest to it and have a magnitude greater than 3.5.