Cowden Earthquake Information

Cowden Earthquake Risk Grade

The USGS database shows that there is a 2.498% chance of a major earthquake within 50 miles of Cowden, Illinois within the next 50 years. The largest earthquake within 50 miles of Cowden, Illinois was a 3.8 Magnitude in 1981.

Probability of earthquakes within the next 50 years

Within 31 Miles / 50km above magnitude

Magnitude
Probability
5.0
2.498%
5.1
2.022%
5.2
2.022%
5.3
1.637%
5.4
1.327%
5.5
1.077%
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5.6
0.998%
5.7
0.812%
5.8
0.713%
5.9
0.583%
6.0
0.542%
6.1
0.430%
6.2
0.371%
6.3
0.285%
6.4
0.258%
6.5
0.191%
6.6
0.155%
6.7
0.137%
6.8
0.091%
6.9
0.070%
7.0
0.057%
7.1
0.034%
7.2
0.023%
7.3
0.017%
7.4
0.007%
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.