San Diego Hydrogeology

Welcome to the U.S. Geological Survey (USGS) San Diego Hydrogeology website. This site provides hydrologic data collected or compiled by the USGS for the San Diego area. Also provided is a comprehensive listing of reports, including links to online reports. Please use the San Diego Hydrology navigation links located above to access project overview, maps, figures, data, references, and contacts.

USGS Sites

Water and earthquake sites - The map below contains links to many different data sources provided by the USGS. Click on an empty box, next to the data type you would like to view, then click on the "Map it" button. Data links are included in a pop-up bubble associated with each icon displayed and are made available by clicking on the icon.

Data are provisional and subject to revision.