Announcements
Welcome to the California Real Time Network (CRTN).
Please read the Description and Data Policy pages before using CRTN data.
CRTN Registration
Realtime Sub-Networks
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.
Map - Current CRTN Status
(Updates automatically every 5 minutes)
Active CRTN Stations - Dark Blue: up Red: down
Planned Stations - Light Blue, Light Purple
Southern California
Caltrans Central California Districts