Re: 150 M6+ quakes/year: how many are aftershocks?
Posted by Roger Hunter on September 04, 2011 at 11:58:22:

Chris;

OK, from 1973 to 2010 there were 39 mag 8+ quakes and of those only 5 had mag 7+ quakes over 1000 km away.

Roger

Follow Ups:
     ● Re: 150 M6+ quakes/year: how many are aftershocks? - heartland chris  19:23:11 - 9/4/2011  (79190)  (1)
        ● Re: 150 M6+ quakes/year: how many are aftershocks? - Roger Hunter  21:34:33 - 9/4/2011  (79191)  (1)
           ● yes, M6+, not M7+ - heartland chris  12:35:12 - 9/5/2011  (79193)  (2)
              ● Re: yes, M6+, not M7+ - Roger Hunter  15:37:22 - 9/5/2011  (79200)  (1)
                 ● Re: yes, M6+, not M7+ - heartland chris  06:15:47 - 9/12/2011  (79221)  (1)
                    ● Re: yes, M6+, not M7+ - Roger Hunter  15:27:33 - 9/12/2011  (79227)  (0)
              ● good example - John Vidale  13:30:36 - 9/5/2011  (79195)  (1)
                 ● Re: good example - heartland chris  15:07:12 - 9/5/2011  (79198)  (1)
                    ● also - John Vidale  16:26:34 - 9/5/2011  (79201)  (0)