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Quick access to popular NCEDC pages:

Current seismograms

View current seismograms from the Berkeley Digital Seismic Network. Or check out our list of current earthquake information.

Make Your Own Seismogram

Use our interface to generate a seismogram for today, yesterday, 2 weeks, or 2 years ago. Availability depends on station selected; digital recording of the BDSN began in the late 1980s.

Earthquake catalog searches

Earthquake catalogs for Northern California produced by the USGS and the Berkeley Seismological Lab may be searched using a Web interface. A global earthquake catalog produced from contributions from ANSS participants is also available.

• Northern California
• Worldwide

We've recently supplemented the general catalog searches with a new interface that allows the user to select one of several output maps in addition to the list of events. Several catalogs may be accessed.

• Catalog search with maps

BARD Continuous GPS network

BARD is a network of continuously operating Global Positioning System receivers in northern California.

Quanterra Users Group

The NCEDC hosts Web pages and serves as a software distribution site for the Quanterra Users Group.

NCSN Waveform Data

This tool allows the user to retrieve waveform triggers from the NCSN, based on the event id number.

SEED Waveform Data

Through the NetDC request form, users can retrieve waveforms in SEED format. This includes data from the BK, BP, NN, and UL networks.

Northern California Earthquake Data Center 215 McCone Hall, UC Berkeley Berkeley CA 94720-4760 www@ncedc.org

Copyright 1995-2005, The Regents of the University of California.
Last modified: Wed Apr 25 18:44:22 PDT 2012