M1.0 - 3km N of Tacoma, Washington (BETA) 2013-12-09 09:55:05 UTC


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Location and Magnitude contributed by: Pacific Northwest Seismic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 1.0 Md ± 0.20
Location 47.288°N, 122.453°W ± 0.4 km
Depth 18.0 km ± 1.1 km
Number of Stations Used Not Specified
Number of Phases Used 28
Minimum Distance 31.0 km (0.28°)
Travel Time Residual 0.16 sec
Azimuthal Gap 122°
Review Status MANUAL
Event ID uw60645987
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions