[Deetes]

BTTT

My gosh. That is a big one. I was in SF in ,89 for the 7.1 and I thought that it was BIG!!! each .1 is 10 times bigger WOW.

God Bless ...

[leadpenny]

I believe it is 10 times for each whole number increase.

But then I've been sneaking around the web. I found this:

http://www.geo.mtu.edu/UPSeis/intensity.html

[DB]

I believe every point is 10 times the energy.