A map of earthquake activity in the U.S?

Question

Where can I find a map of earthquakes in America? Where they commonly occur, how strong they are in certain areas etc. please help, thanks.

Answer 1

Here are some maps:

http://www.dailygalaxy.com/photos/uncate...

http://www.climateappraisal.com/images/E...

http://www.edgetech-us.com/images/Map/Ga...