Northern California Earthquake Data Center

Northern California Earthquake Data Center:

The Northern California Earthquake Data Center (NCEDC) is a joint project of the University of California Berkeley Seismological Laboratory (BSL) and the United States Geological Survey (USGS). The NCEDC is a long-term archive and distribution center for seismological and geodetic data for Northern and Central California and is partially supported by funding from the USGS component of theNational Earthquake Hazards Reduction Program (NEHRP).

NEW:

• NCEDC POWER SHUTDOWN completed June 11-12 2011

  The power upgrade to the UC Berkeley Data Center, which houses the NCEDC computers, was completed on Sunday, June 12 2011. All NCEDC systems should be back up and operational. If you have any problems, please contact us.

• 2011/05/18 - SWC - perl program for downloading waveform data from the NCEDC

For more information about the NCEDC and its data archive, please explore the following links: News and Updates - Information on new tools, changes, and problems (updated 2008/07/18) Top Picks - Quick access to popular NCEDC services Summary of Products - Summary and overview of NCEDC products Data Collections - Description of the many data available at the NCEDC Data Access - Tools for retrieving data Contributing Networks - Summary of the networks that contribute data to the NCEDC Help - Relevant documentation and reports FAQ - Frequently Asked Questions

or search the site to find data and information.

We encourage you to contact us with questions, comments and feedback concerning the NCEDC. You can reach us via email at www@ncedc.org or by filling out a comment form.