Perryville Earthquake Information

Perryville Earthquake Risk Grade

The USGS database shows that there is a 1.096% chance of a major earthquake within 50 miles of Perryville, Maryland within the next 50 years. The largest earthquake within 50 miles of Perryville, Maryland was a 4.4 Magnitude in 1984.

Probability of earthquakes within the next 50 years

Within 31 Miles / 50km above magnitude

Magnitude
Probability
5.0
1.096%
5.1
0.889%
5.2
0.889%
5.3
0.722%
5.4
0.587%
5.5
0.479%
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5.6
0.445%
5.7
0.365%
5.8
0.322%
5.9
0.266%
6.0
0.248%
6.1
0.200%
6.2
0.174%
6.3
0.139%
6.4
0.128%
6.5
0.100%
6.6
0.085%
6.7
0.077%
6.8
0.056%
6.9
0.045%
7.0
0.039%
7.1
0.024%
7.2
0.017%
7.3
0.013%
7.4
0.005%
7.5
0.001%
7.6
0.001%
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.