Herndon Earthquake Information

Herndon Earthquake Risk Grade

The USGS database shows that there is a 0.716% chance of a major earthquake within 50 miles of Herndon, Pennsylvania within the next 50 years. The largest earthquake within 50 miles of Herndon, Pennsylvania was a 3.4 Magnitude in 2008.

Probability of earthquakes within the next 50 years

Within 31 Miles / 50km above magnitude

Magnitude
Probability
5.0
0.716%
5.1
0.581%
5.2
0.581%
5.3
0.473%
5.4
0.386%
5.5
0.316%
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5.6
0.294%
5.7
0.242%
5.8
0.214%
5.9
0.178%
6.0
0.166%
6.1
0.135%
6.2
0.119%
6.3
0.096%
6.4
0.088%
6.5
0.070%
6.6
0.060%
6.7
0.055%
6.8
0.040%
6.9
0.033%
7.0
0.029%
7.1
0.018%
7.2
0.013%
7.3
0.010%
7.4
0.004%
7.5
0.001%
7.6
0.000%
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.