M1.8 Quarry Blast - 25km WNW of Pomeroy, Washington (BETA) 2014-05-21 22:42:08 UTC


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Location and Magnitude contributed by: Pacific Northwest Seismic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 1.8 Md ± 0.10
Location 46.572°N, 117.901°W ± 1.3 km
Depth 0.0 km ± 31.6 km
Number of Stations Used Not Specified
Number of Phases Used 9
Minimum Distance 20.0 km (0.18°)
Travel Time Residual 0.2 sec
Azimuthal Gap 284°
Review Status MANUAL
Event ID uw60778692
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions