M1.2 - 7km ESE of Ontario, California (BETA) 2013-03-21 22:22:24 UTC

Earthquake location 34.035°N, 117.580°W

Google Earth KML

Summary

Location and Magnitude contributed by: Southern California Seismic Network, Caltech, USGS Pasadena, and Partners

General

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Scientific Background on the Did You Feel It? Process

Technical

Location and Magnitude contributed by: Southern California Seismic Network, Caltech, USGS Pasadena, and Partners

Summary

Preferred Location Parameters

Parameter	Value	Uncertainty
Magnitude	1.2 Ml	± 0.10
Location	34.036°N, 117.580°W	± 0.3 km
Depth	11.0 km	± 0.5 km
Number of Stations Used	34
Number of Phases Used	49
Minimum Distance	4.0 km (0.04°)
Travel Time Residual	0.12 sec
Azimuthal Gap	72°
Review Status	REVIEWED
Event ID	ci15311689

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

Scientific and Technical Links

Waveforms

Contributed Solutions

Technical Terms used on Event Pages

Downloads

All Downloads

Product	Title	Links	ID
cap (Preferred) (CI)	CAP Alert	XML (4 KB)	ci15311689
origin (Preferred) (CI)	Earthquake XML (EQXML)	XML (1 KB)	ci15311689

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

Data Contributors

Southern California Seismic Network, Caltech, USGS Pasadena, and Partners

U.S. Department of the Interior | U.S. Geological Survey
Page URL: http://comcat.cr.usgs.gov/earthquakes/eventpage/ci15311689
Page Contact Information: Contact Us
Page Last Modified: March 21, 2013 23:19:50 UTC

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