M1.8 Quarry Blast - 28km SE of Coulee Dam, Washington (BETA) 2014-04-04 19:39:32 UTC


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Location and Magnitude contributed by: Pacific Northwest Seismic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 1.8 Md ± 0.40
Location 47.774°N, 118.730°W ± 1.1 km
Depth 0.0 km ± 31.6 km
Number of Stations Used Not Specified
Number of Phases Used 12
Minimum Distance 34.0 km (0.31°)
Travel Time Residual 0.44 sec
Azimuthal Gap 119°
Review Status MANUAL
Event ID uw60732377
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions