M1.5 Quarry Blast - 6km NW of West Longview, Washington (BETA) 2014-04-04 23:25:25 UTC


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Location and Magnitude contributed by: Pacific Northwest Seismic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 1.5 Md ± 0.40
Location 46.209°N, 123.055°W ± 0.7 km
Depth 0.0 km ± 31.6 km
Number of Stations Used Not Specified
Number of Phases Used 20
Minimum Distance 11.0 km (0.10°)
Travel Time Residual 0.41 sec
Azimuthal Gap 90°
Review Status MANUAL
Event ID uw60732557
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions