Where can I find a map of this fault line?
Here's the problem ~ this latest quake occurred in the Ouchita mountains, not on the New Madrid fault.
You can find maps of individual quakes here:
http://folkworm.ceri.memphis.edu/recenteqs/Quakes/quakes0.html
The fault line for New Madrid:
http://encyclopediaofarkansas.net/encyclopedia/media-detail.aspx?mediaID=6440
Relevant information: http://encyclopediaofarkansas.net/encyclopedia/entry-detail.aspx?entryID=2219#
“Where can I find a map of this fault line?”
Look for Rush’s house - it’s right near there.
The fault line is called ‘New Madrid’ as in MAYdrid, I believe.