M2.3 Quarry Blast - 12km E of Quarry near Portola Valley, CA (BETA) 2013-07-15 21:19:34 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 2.3 Md ± 0.10
Location 37.317°N, 122.098°W ± 0.2 km
Depth 0.0 km ± 31.6 km
Number of Stations Used Not Specified
Number of Phases Used 66
Minimum Distance 2.0 km (0.02°)
Travel Time Residual 0.23 sec
Azimuthal Gap 54°
Review Status MANUAL
Event ID nc72027485
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions

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