Announcements

Welcome to the California Real Time Network (CRTN).

Please read the Description and Data Policy pages before using CRTN data.

 

CRTN Registration

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CRTN is a collaboration of efforts in southern California ( Orange County, Riverside County -Metropolitan Water District, San Diego County, Los Angeles County - USGS Pasadena and others), Caltrans' Central Valley Spatial Reference Network, UC Berkeley Seismo Lab's BARD array in northern California, and Earthscope's Plate Boundary Observatory at UNAVCO (PBO) throughout California. Click on the labels below to zoom in on some different sub-networks.