M1.5 Quarry Blast - 12km E of Quarry near Portola Valley, CA (BETA) 2014-05-23 18:23:33 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 1.5 Md ± 0.30
Location 37.324°N, 122.098°W ± 0.2 km
Depth 0.0 km ± 31.6 km
Number of Stations Used 28
Number of Phases Used 28
Minimum Distance 6.0 km (0.05°)
Travel Time Residual 0.07 sec
Azimuthal Gap 83°
Review Status MANUAL
Event ID nc72226051
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions

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