M1.8 Quarry Blast - 10km NW of Castle Rock, Washington (BETA) 2014-08-04 19:40:41 UTC


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Location and Magnitude contributed by: Pacific Northwest Seismic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 1.8 Md ± 0.90
Location 46.339°N, 123.008°W ± 1.4 km
Depth 0.0 km ± 31.6 km
Number of Stations Used Not Specified
Number of Phases Used 4
Minimum Distance 26.0 km (0.23°)
Travel Time Residual 0.04 sec
Azimuthal Gap 310°
Review Status MANUAL
Event ID uw60835057
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions