http://www.dnr.state.oh.us/tabid/8144/Default.aspx
RECENT OHIO/REGIONAL EARTHQUAKES
* Offshore from Mentor, Lake County, Ohio, June 10, 2010
* Madison, Lake County, Ohio, June 07, 2010
* Cuyahoga Valley National Park, Summit County, Ohio, May 17, 2010
* Perry and Madison, Lake County, Ohio, April 24, 2010
* Fostoria, Seneca County, Ohio, February 25, 2010
* Wickliffe, Lake County, Ohio, February 4, 2010
* Lake Erie, Ohio, October 21, 2009
* Gallia County, Ohio, April 24, 2009