Chattanooga Earthquake Information

Chattanooga Earthquake Risk Grade

The USGS database shows that there is a 5.320% chance of a major earthquake within 50 miles of Chattanooga, Tennessee within the next 50 years. The largest earthquake within 50 miles of Chattanooga, Tennessee was a 4.6 Magnitude in 2003.

Probability of earthquakes within the next 50 years

Within 31 Miles / 50km above magnitude

Magnitude
Probability
5.0
5.320%
5.1
4.325%
5.2
4.325%
5.3
3.518%
5.4
2.864%
5.5
2.336%
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5.6
2.169%
5.7
1.774%
5.8
1.565%
5.9
1.288%
6.0
1.200%
6.1
0.953%
6.2
0.822%
6.3
0.641%
6.4
0.584%
6.5
0.449%
6.6
0.377%
6.7
0.338%
6.8
0.241%
6.9
0.190%
7.0
0.162%
7.1
0.100%
7.2
0.069%
7.3
0.053%
7.4
0.021%
7.5
0.004%
7.6
0.002%
7.7
0.000%
7.8
0.000%
7.9
0.000%
8.0
0.000%
8.1
0.000%
8.2
0.000%
8.3
0.000%
8.4
0.000%
8.5
0.000%
8.6
0.000%
8.7
0.000%
8.8
0.000%
8.9
0.000%
9.0
0.000%
9.1
0.000%
9.2
0.000%

Historical Earthquake Data (Within 50 Miles)

All distances and depths in the table below are measured in miles.