Earthquake Risk in Tennessee
Tennessee's western region lies within the New Madrid Seismic Zone. Memphis faces significant seismic risk due to soft Mississippi River sediments that amplify ground shaking.
Notable Earthquakes
16
Recorded in or near Tennessee (since 2004)
Largest Earthquake
M4.4
12 km NNE of Decatur, Tennessee (Dec 2018)
Most Recent
M3.5
Jun 19, 2007
Notable Earthquakes
Significant earthquakes recorded in or near this state.
| Magnitude | Location | Depth | Date |
|---|---|---|---|
| M4.4 | 12 km NNE of Decatur, Tennessee | 7.9 km | Dec 12, 2018 |
| M4.2 | 5 km SSE of Manila, Arkansas | 10.0 km | May 1, 2005 |
| M4.1 | 21 km SE of Greenback, Tennessee | 25.4 km | May 10, 2025 |
| M4.1 | 3 km NNW of Etowah, Arkansas | 15.5 km | Feb 10, 2005 |
| M4.0 | 12 km S of Ridgely, Tennessee | 15.0 km | Jun 2, 2005 |
| M3.8 | 6 km S of Ridgely, Tennessee | 7.5 km | May 16, 2024 |
| M3.8 | 6 km NE of Etowah, Arkansas | 11.2 km | Dec 27, 2023 |
| M3.8 | 2 km NE of Fincastle, Tennessee | 34.8 km | Jan 20, 2020 |
| M3.7 | 2 km E of Steele, Missouri | 10.0 km | Nov 3, 2024 |
| M3.7 | 3 km ESE of Hot Springs, North Carolina | 7.9 km | Aug 25, 2005 |
| M3.7 | 12 km NNW of Dyersburg, Tennessee | 14.2 km | Apr 24, 2019 |
| M3.6 | 6 km SE of Manila, Arkansas | 16.6 km | Oct 15, 2017 |
| M3.6 | 4 km SW of Caruthersville, Missouri | 9.4 km | Jan 16, 2018 |
| M3.6 | 1 km WNW of Cooter, Missouri | 10.4 km | Apr 2, 2015 |
| M3.5 | 9 km W of Henning, Tennessee | 12.7 km | Aug 25, 2015 |
| M3.5 | 10 km ENE of Spencer, Tennessee | 1.2 km | Jun 19, 2007 |
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