M1.8 Quarry Blast - 28km ENE of Castle Rock, Washington (BETA) 2014-08-01 09:20:00 UTC


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Location and Magnitude contributed by: Pacific Northwest Seismic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 1.8 Ml ± 0.10
Location 46.338°N, 122.546°W ± 0.4 km
Depth 0.0 km ± 31.6 km
Number of Stations Used Not Specified
Number of Phases Used 26
Minimum Distance 16.0 km (0.14°)
Travel Time Residual 0.14 sec
Azimuthal Gap 104°
Review Status MANUAL
Event ID uw60832047
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions