Earthquakeanon here,
NM 3.4m earthquake looks an awful lot like an explosion (or a very powerful cave-in). Right across the freeway from White Sands, but not an area with many active EQs.
7km deep (+/-4km)
Azimuth 353degrees (energy pushing out from center point, usually energy from an earthquake will go L>R (on a 3d plane)
Listen:
http://ds.iris.edu/ds/nodes/dmc/tools/event/10966365