Welcome to the U.S. Geological Survey (USGS) Temecula website. This site provides hydrologic data collected or compiled by the USGS for the Temecula area. Also provided is a listing of reports, including links to online reports. Please use the Project Navigation links located on the left side of the page to access project overview, data, and references.

What's New?

New USGS webcam alerts residents of flood hazard (1/8/2008)

A new U.S. Geological Survey real-time webcam is providing live panoramic views of the Santa Margarita River in Fallbrook, in northern San Diego County. See the press release...

The USGS Drilling crew has recently finished drilling a monitoring site near Pala Community Park (Fall 2006)

This new well is a multiple-depth monitoring site which has been installed with devices to measure and transmit data to a server. This process allows us to provide ground-water level data, collected on a 15-minute interval to the public through our National Water Information Server. more...