Earthquake fault locations, recent earthquakes in the past 7 days, and earthquake risk in California. ... Use the Slides widget to view active faults near major California cities. There is a 99 percent chance of one or more magnitude 6.7+ earthquakes occurring in California within the next 30 years.

California is home to 15,700 known faults, and scientists discovered more each year. California Recent Earthquakes and Earthquake Risk. Earthquake fault locations, recent earthquakes in the past 7 days, and earthquakes risk in California.

The California Geological Survey’s Earthquake Hazards Zone Application (EQ Zapp) is an interactive map that details the risk of earthquakes and related hazards for different areas of the state. The map is searchable by address, and it maps three main hazard zones: Fault zones. Landslide zones.

The easiest way is to find out if a property is located in a Seismic Hazard Zone is to use the California Earthquake Hazards Zone Application or search our collection of online maps. You can also visit one of the California Geological Survey offices (call ahead), or your city or county office.

CGS Earthquake Zones. Skip to Main Content. View Map Full Screen. California Department of Conservation. California Geological Survey. +. −.