Earthquake Information for Iowa

Yearly Average Number of Earthquakes in Iowa
0
Total Number of Earthquakes in Iowa since 1931
1
Counties With The Highest Risk Of Earthquakes
Select a year:
  • Mitchell County, IA Probability: 0.128%
  • Floyd County, IA Probability: 0.128%
  • Franklin County, IA Probability: 0.131%
  • Story County, IA Probability: 0.131%
  • Hancock County, IA Probability: 0.131%
  • Cerro Gordo County, IA Probability: 0.131%
  • Chickasaw County, IA Probability: 0.131%
  • Winnebago County, IA Probability: 0.132%
  • Wright County, IA Probability: 0.132%
  • Greene County, IA Probability: 0.132%
  • Pocahontas County, IA Probability: 0.132%
  • Emmet County, IA Probability: 0.132%
  • Wayne County, IA Probability: 0.132%
  • Dallas County, IA Probability: 0.132%
  • Webster County, IA Probability: 0.132%
  • Carroll County, IA Probability: 0.132%
  • Palo Alto County, IA Probability: 0.132%
  • Butler County, IA Probability: 0.132%
  • Polk County, IA Probability: 0.132%
  • Appanoose County, IA Probability: 0.133%
  • Clay County, IA Probability: 0.133%
  • Fayette County, IA Probability: 0.133%
  • Howard County, IA Probability: 0.133%
  • Buena Vista County, IA Probability: 0.133%
  • Madison County, IA Probability: 0.133%
  • Winneshiek County, IA Probability: 0.133%
  • Boone County, IA Probability: 0.133%
  • Kossuth County, IA Probability: 0.133%
  • Davis County, IA Probability: 0.133%
  • Calhoun County, IA Probability: 0.133%
  • Worth County, IA Probability: 0.133%
  • Hamilton County, IA Probability: 0.133%
  • Clayton County, IA Probability: 0.133%
  • Warren County, IA Probability: 0.133%
  • Hardin County, IA Probability: 0.133%
  • Clarke County, IA Probability: 0.134%
  • Bremer County, IA Probability: 0.134%
  • Allamakee County, IA Probability: 0.135%
  • Marion County, IA Probability: 0.135%
  • Sac County, IA Probability: 0.135%
  • Humboldt County, IA Probability: 0.135%
  • Lucas County, IA Probability: 0.135%
  • Grundy County, IA Probability: 0.136%
  • Marshall County, IA Probability: 0.136%
  • Jasper County, IA Probability: 0.137%
  • Guthrie County, IA Probability: 0.137%
  • Monroe County, IA Probability: 0.138%
  • Decatur County, IA Probability: 0.139%
  • Black Hawk County, IA Probability: 0.140%
  • Ida County, IA Probability: 0.142%
  • Cherokee County, IA Probability: 0.142%
  • Dickinson County, IA Probability: 0.143%
  • Adair County, IA Probability: 0.143%
  • Audubon County, IA Probability: 0.144%
  • Crawford County, IA Probability: 0.146%
  • Wapello County, IA Probability: 0.146%
  • Buchanan County, IA Probability: 0.150%
  • OBrien County, IA Probability: 0.151%
  • Delaware County, IA Probability: 0.151%
  • Mahaska County, IA Probability: 0.154%
  • Union County, IA Probability: 0.159%
  • Van Buren County, IA Probability: 0.159%
  • Tama County, IA Probability: 0.159%
  • Osceola County, IA Probability: 0.169%
  • Jefferson County, IA Probability: 0.170%
  • Shelby County, IA Probability: 0.170%
  • Dubuque County, IA Probability: 0.170%
  • Poweshiek County, IA Probability: 0.177%
  • Ringgold County, IA Probability: 0.180%
  • Cass County, IA Probability: 0.180%
  • Woodbury County, IA Probability: 0.187%
  • Keokuk County, IA Probability: 0.190%
  • Benton County, IA Probability: 0.190%
  • Henry County, IA Probability: 0.199%
  • Monona County, IA Probability: 0.204%
  • Lee County, IA Probability: 0.206%
  • Linn County, IA Probability: 0.206%
  • Jones County, IA Probability: 0.210%
  • Adams County, IA Probability: 0.215%
  • Plymouth County, IA Probability: 0.221%
  • Washington County, IA Probability: 0.223%
  • Iowa County, IA Probability: 0.224%
  • Sioux County, IA Probability: 0.240%
  • Johnson County, IA Probability: 0.254%
  • Des Moines County, IA Probability: 0.257%
  • Louisa County, IA Probability: 0.264%
  • Taylor County, IA Probability: 0.270%
  • Harrison County, IA Probability: 0.273%
  • Pottawattamie County, IA Probability: 0.294%
  • Cedar County, IA Probability: 0.294%
  • Jackson County, IA Probability: 0.299%
  • Lyon County, IA Probability: 0.302%
  • Montgomery County, IA Probability: 0.303%
  • Muscatine County, IA Probability: 0.317%
  • Page County, IA Probability: 0.408%
  • Clinton County, IA Probability: 0.428%
  • Scott County, IA Probability: 0.447%
  • Mills County, IA Probability: 0.451%
  • Fremont County, IA Probability: 0.560%
  • Iowa Counties With The Most Earthquakes
    Iowa Earthquake by county