Earthquake Risk in South Dakota
View earthquake risk data and seismic hazard information for locations in South Dakota. Search any address to get a free earthquake risk report.
Notable Earthquakes
48
Recorded in or near South Dakota (since 2004)
Largest Earthquake
M4.0
South Dakota (Nov 2011)
Most Recent
M2.5
Aug 25, 2020
Notable Earthquakes
Significant earthquakes recorded in or near this state.
| Magnitude | Location | Depth | Date |
|---|---|---|---|
| M4.0 | South Dakota | 5.0 km | Nov 14, 2011 |
| M3.7 | 38 km NNW of Pierre, South Dakota | 15.5 km | May 30, 2024 |
| M3.7 | 10 km NE of Anoka, Nebraska | 5.0 km | Jun 4, 2021 |
| M3.6 | 7 km W of Fairburn, South Dakota | 5.0 km | Mar 9, 2025 |
| M3.5 | 10 km WSW of Hermosa, South Dakota | 4.9 km | Dec 12, 2013 |
| M3.4 | 10 km E of Edgemont, South Dakota | 5.0 km | Mar 26, 2021 |
| M3.3 | 15 km SSE of Valentine, Nebraska | 5.0 km | Jun 18, 2015 |
| M3.3 | 26 km WSW of Oelrichs, South Dakota | 5.0 km | Nov 15, 2011 |
| M3.3 | 2 km S of Fort Pierre, South Dakota | 5.0 km | Aug 9, 2011 |
| M3.2 | 4 km ENE of Draper, South Dakota | 8.9 km | Aug 5, 2022 |
| M3.2 | 16 km N of Valentine, Nebraska | 5.0 km | Jul 21, 2018 |
| M3.2 | 41 km NW of Brownlee, Nebraska | 5.0 km | Nov 10, 2015 |
| M3.2 | 10 km NNW of Bowdle, South Dakota | 5.0 km | Dec 9, 2020 |
| M3.1 | 9 km ENE of Anoka, Nebraska | 5.0 km | Jun 4, 2021 |
| M3.1 | 5 km N of Tyndall, South Dakota | 5.0 km | Jan 4, 2021 |
| M3.1 | 11 km WSW of Wasta, South Dakota | 5.0 km | Feb 7, 2007 |
| M3.1 | 7 km N of Howard, South Dakota | 5.0 km | Oct 19, 2005 |
| M3.0 | 22 km ESE of Hill View Heights, Wyoming | 10.0 km | Jun 29, 2024 |
| M3.0 | 11 km ESE of Wakonda, South Dakota | 5.0 km | Dec 10, 2023 |
| M3.0 | 8 km E of Agar, South Dakota | 5.0 km | Aug 15, 2017 |
| M3.0 | 25 km E of Buffalo Gap, South Dakota | 5.0 km | Jan 16, 2012 |
| M3.0 | 11 km NE of Bijou Hills, South Dakota | 5.0 km | Feb 7, 2014 |
| M2.9 | 7 km NNE of Buffalo Gap, South Dakota | 7.5 km | Jun 16, 2024 |
| M2.9 | 6 km ENE of Bassett, Nebraska | 5.0 km | Feb 1, 2006 |
| M2.9 | 10 km ENE of Valentine, Nebraska | 5.0 km | Dec 20, 2005 |
| M2.9 | 16 km NNE of Johnstown, Nebraska | 5.0 km | Dec 12, 2019 |
| M2.9 | 22 km N of Van Tassell, Wyoming | 5.0 km | Mar 10, 2011 |
| M2.8 | 19 km SW of Interior, South Dakota | 9.2 km | Apr 4, 2024 |
| M2.8 | 15 km NNE of Oelrichs, South Dakota | 5.0 km | Jul 17, 2016 |
| M2.8 | 11 km NW of Chadron, NE | 5.0 km | Nov 19, 2011 |
| M2.8 | 28 km SSE of Hill View Heights, Wyoming | 5.0 km | Jan 5, 2004 |
| M2.7 | 5 km ENE of Artesian, South Dakota | 5.1 km | Jan 9, 2026 |
| M2.7 | 12 km S of Martin, South Dakota | 9.4 km | Dec 18, 2023 |
| M2.7 | 3 km E of Humboldt, South Dakota | 8.7 km | Oct 19, 2023 |
| M2.7 | 23 km WSW of Hay Springs, Nebraska | 5.0 km | Apr 24, 2007 |
| M2.7 | 9 km NNW of Springview, Nebraska | 5.0 km | Mar 20, 2010 |
| M2.6 | 19 km NW of Wasta, South Dakota | 5.0 km | Jun 8, 2025 |
| M2.6 | 11 km NNW of Merriman, Nebraska | 10.7 km | Jul 7, 2024 |
| M2.6 | 34 km SSE of Nenzel, Nebraska | 5.0 km | Dec 16, 2023 |
| M2.6 | 15 km N of Quinn, South Dakota | 5.0 km | Jun 16, 2021 |
| M2.6 | 13 km WNW of Crawford, Nebraska | 5.0 km | Feb 27, 2021 |
| M2.6 | 19 km N of Gordon, Nebraska | 5.0 km | Sep 7, 2006 |
| M2.5 | 9 km NE of Burke, South Dakota | 4.9 km | Apr 27, 2025 |
| M2.5 | 6 km SSE of Santee, Nebraska | 5.0 km | Mar 6, 2024 |
| M2.5 | 9 km NE of Plankinton, South Dakota | 5.0 km | Jan 16, 2022 |
| M2.5 | 7 km SE of Newport, Nebraska | 5.0 km | Dec 17, 2005 |
| M2.5 | 8 km WSW of Green Valley, South Dakota | 5.0 km | Jan 24, 2004 |
| M2.5 | 10 km N of Platte, South Dakota | 5.0 km | Aug 25, 2020 |
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