2 ms·

http://earthquake.usgs.gov/hazards/products/conterminous/2014/HazardMap2014_lg.jpg http://earthquake.usgs.gov/hazards/products/conterminous/201...

• jcurbo 12y ago
  Sure - what I should have said was, the risk would have been considered lower in the 70's when not as much was known.
  • idlewords 12y ago
    I retract my passive-aggressive link!