M1.8 Quarry Blast - 11km E of Quarry near Portola Valley, CA (BETA) 2013-02-01 22:01:03 UTC

Earthquake location 37.317°N, 122.107°W

Google Earth KML

Summary

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

General

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Tectonic Summary

Tectonic Summary

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Technical

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

Summary

Preferred Location Parameters

Parameter	Value	Uncertainty
Magnitude	1.8 Md	± 0.20
Location	37.317°N, 122.107°W	± 0.2 km
Depth	0.0 km	± 31.6 km
Number of Stations Used	Not Specified
Number of Phases Used	78
Minimum Distance	2.0 km (0.02°)
Travel Time Residual	0.27 sec
Azimuthal Gap	36°
Review Status	REVIEWED
Event ID	nc71933426

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
origin (Preferred) (NC)	Earthquake XML (EQXML)	XML (1014 B)	nc71933426

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

U.S. Department of the Interior | U.S. Geological Survey
Page URL: http://comcat.cr.usgs.gov/earthquakes/eventpage/nc71933426
Page Contact Information: Contact Us
Page Last Modified: February 06, 2013 03:11:52 UTC

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