M0.9 Quarry Blast - 10km SE of Graham, Washington (BETA) 2014-08-18 17:21:36 UTC


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Location and Magnitude contributed by: Pacific Northwest Seismic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 0.9 Md ± 0.40
Location 46.985°N, 122.203°W ± 1.0 km
Depth 0.0 km ± 31.6 km
Number of Stations Used Not Specified
Number of Phases Used 5
Minimum Distance 1.0 km (0.01°)
Travel Time Residual 0.07 sec
Azimuthal Gap 144°
Review Status MANUAL
Event ID uw60847492
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions