Earthquake Information for South Dakota

Yearly Average Number of Earthquakes in South Dakota
0
Total Number of Earthquakes in South Dakota since 1931
36
Counties With The Highest Risk Of Earthquakes
Select a year:
  • McPherson County, SD Probability: 0.177%
  • Ziebach County, SD Probability: 0.177%
  • Harding County, SD Probability: 0.183%
  • Perkins County, SD Probability: 0.204%
  • Corson County, SD Probability: 0.228%
  • Brown County, SD Probability: 0.232%
  • Campbell County, SD Probability: 0.249%
  • Dewey County, SD Probability: 0.250%
  • Edmunds County, SD Probability: 0.261%
  • Deuel County, SD Probability: 0.309%
  • Meade County, SD Probability: 0.314%
  • Butte County, SD Probability: 0.331%
  • Codington County, SD Probability: 0.341%
  • Walworth County, SD Probability: 0.345%
  • Day County, SD Probability: 0.348%
  • Marshall County, SD Probability: 0.384%
  • Hamlin County, SD Probability: 0.386%
  • Brookings County, SD Probability: 0.395%
  • Haakon County, SD Probability: 0.397%
  • Faulk County, SD Probability: 0.407%
  • Union County, SD Probability: 0.416%
  • Potter County, SD Probability: 0.446%
  • Lincoln County, SD Probability: 0.456%
  • Grant County, SD Probability: 0.457%
  • Moody County, SD Probability: 0.483%
  • Minnehaha County, SD Probability: 0.498%
  • Clark County, SD Probability: 0.537%
  • Stanley County, SD Probability: 0.558%
  • Lake County, SD Probability: 0.579%
  • Sully County, SD Probability: 0.583%
  • Roberts County, SD Probability: 0.593%
  • Turner County, SD Probability: 0.636%
  • McCook County, SD Probability: 0.650%
  • Clay County, SD Probability: 0.655%
  • Spink County, SD Probability: 0.678%
  • Jones County, SD Probability: 0.680%
  • Pennington County, SD Probability: 0.688%
  • Mellette County, SD Probability: 0.711%
  • Lawrence County, SD Probability: 0.725%
  • Kingsbury County, SD Probability: 0.735%
  • Todd County, SD Probability: 0.753%
  • Hughes County, SD Probability: 0.783%
  • Tripp County, SD Probability: 0.787%
  • Hyde County, SD Probability: 0.870%
  • Yankton County, SD Probability: 0.925%
  • Hutchinson County, SD Probability: 0.925%
  • Jackson County, SD Probability: 0.930%
  • Miner County, SD Probability: 0.937%
  • Lyman County, SD Probability: 0.952%
  • Hanson County, SD Probability: 1.004%
  • Hand County, SD Probability: 1.065%
  • Bon Homme County, SD Probability: 1.122%
  • Shannon County, SD Probability: 1.245%
  • Custer County, SD Probability: 1.262%
  • Davison County, SD Probability: 1.337%
  • Douglas County, SD Probability: 1.359%
  • Gregory County, SD Probability: 1.361%
  • Fall River County, SD Probability: 1.419%
  • Charles Mix County, SD Probability: 1.422%
  • Beadle County, SD Probability: 1.488%
  • Buffalo County, SD Probability: 1.509%
  • Sanborn County, SD Probability: 1.514%
  • Bennett County, SD Probability: 1.556%
  • Brule County, SD Probability: 1.604%
  • Aurora County, SD Probability: 1.701%
  • Jerauld County, SD Probability: 1.810%
  • South Dakota Earthquake by county