M1.9 Quarry Blast - 12km E of Quarry near Portola Valley, CA (BETA) 2013-07-05 22:03:52 UTC

Summary

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

General

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Scientific

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

Summary

Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 1.9 Md ± 0.30
Location 37.325°N, 122.096°W ± 0.2 km
Depth 0.0 km ± 31.6 km
Number of Stations Used Not Specified
Number of Phases Used 38
Minimum Distance 1.0 km (0.01°)
Travel Time Residual 0.13 sec
Azimuthal Gap 50°
Review Status MANUAL
Event ID nc72021745
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions

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