M0.9 Quarry Blast - 4km N of Fern Prairie, Washington (BETA) 2014-08-28 23:12:20 UTC


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Location and Magnitude contributed by: Pacific Northwest Seismic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 0.9 Md ± 0.10
Location 45.677°N, 122.405°W ± 1.5 km
Depth 0.0 km ± 31.6 km
Number of Stations Used Not Specified
Number of Phases Used 15
Minimum Distance 28.0 km (0.25°)
Travel Time Residual 0.18 sec
Azimuthal Gap 216°
Review Status MANUAL
Event ID uw60865341
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions