[winoneforthegipper]

here is Utah U’s webicorders for Yellowstone. They captured this quake quite well. (just mouse click a location)

http://www.quake.utah.edu/helicorder/yell_webi.htm

[gleeaikin]

I clicked your link and pulled up the trace for Old Faithful. Quite impressive:

http://www.quake.utah.edu/helicorder/yft_webi_1d.htm