M2.2 Mining_explosion - 3km E of Dracut, Massachusetts (BETA) 2014-03-28 18:00:01 UTC


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Location and Magnitude contributed by: Lamont-Doherty Cooperative Seismographic Network


Preferred Location Parameters

Parameter Value Uncertainty
Magnitude 2.2 ml ± 0.09
Location 42.669°N, 71.258°W Not Specified
Depth 0.0 km ± 2.0 km
Number of Stations Used Not Specified
Number of Phases Used 12
Minimum Distance 22.3 km (0.20°)
Travel Time Residual 0.79 sec
Azimuthal Gap 178°
Review Status MANUAL
Event ID usc000nv1x
See the “Contributed Solutions” for a list of all contributed location parameters.

Contributed Solutions