Users can access interactive mapping and Geographic Information Systems (GIS) data, and view or download maps and reports on California's most prominent earthquake hazards. These maps are intended to help avoid damage resulting from earthquakes and are used by cities and counties to regulate development and by property owners selling property within areas where seismic hazards have been identified. ... Full description.

This is the home page for the National Oceanic and Atmospheric Administration (NOAA). The goal of the National Oceanic and Atmospheric Administration is to describe and predict changes in the Earth's environment, and conserve and wisely manage the Nation's coastal and marine resources. This page provides access to the many component organizations, educational resources, and opportunities at the National ... Full description.