M1.8 - 19km N of Ellensburg, Washington (BETA) 2013-02-23 08:30:55 UTC


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Location and Magnitude contributed by: Pacific Northwest Seismic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 1.8 Md ± 0.20
Location 47.168°N, 120.552°W ± 1.2 km
Depth 2.5 km ± 3.5 km
Number of Stations Used Not Specified
Number of Phases Used 22
Minimum Distance 4.0 km (0.04°)
Travel Time Residual 0.66 sec
Azimuthal Gap 86°
Review Status MANUAL
Event ID uw60507441
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions