M1.4 - 0km SW of Concord, California (BETA) 2013-03-21 18:24:54 UTC

Earthquake location 37.972°N, 122.037°W

Google Earth KML

Summary

Location and Magnitude contributed by: Northern California Seismic Network, UC Berkeley & USGS Menlo Park

General

Nearby Cities

Nearby Cities

Tectonic Summary

Tectonic Summary

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Scientific Background on the Did You Feel It? Process

Technical

Location and Magnitude contributed by: Northern California Seismic Network, UC Berkeley & USGS Menlo Park

Summary

Preferred Location Parameters

Parameter	Value	Uncertainty
Magnitude	1.4 Md	± 0.10
Location	37.972°N, 122.037°W	± 0.4 km
Depth	11.6 km	± 0.7 km
Number of Stations Used	Not Specified
Number of Phases Used	24
Minimum Distance	7.0 km (0.06°)
Travel Time Residual	0.08 sec
Azimuthal Gap	155°
Review Status	REVIEWED
Event ID	nc71958060

See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions

Technical Terms used on Event Pages

Downloads

All Downloads

Product	Title	Links	ID
cap (Preferred) (NC)	CAP Alert	XML (4 KB)	nc71958060
origin (Preferred) (NC)	Earthquake XML (EQXML)	XML (1 KB)	nc71958060

The use of EQXML formatted data is temporary. This data will be changing to QuakeML v1.2RC3 format.

Data Contributors

Northern California Seismic Network, UC Berkeley & USGS Menlo Park

U.S. Department of the Interior | U.S. Geological Survey
Page URL: http://comcat.cr.usgs.gov/earthquakes/eventpage/nc71958060
Page Contact Information: Contact Us
Page Last Modified: March 21, 2013 21:32:32 UTC

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