South Berwick Earthquake Information

South Berwick Earthquake Risk Grade

The USGS database shows that there is a 3.335% chance of a major earthquake within 50 miles of South Berwick, Maine within the next 50 years. The largest earthquake within 50 miles of South Berwick, Maine was a 4.7 Magnitude in 1982.

Probability of earthquakes within the next 50 years

Within 31 Miles / 50km above magnitude

Magnitude
Probability
5.0
3.335%
5.1
2.709%
5.2
2.709%
5.3
2.204%
5.4
1.796%
5.5
1.467%
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5.6
1.363%
5.7
1.119%
5.8
0.989%
5.9
0.817%
6.0
0.763%
6.1
0.612%
6.2
0.532%
6.3
0.422%
6.4
0.387%
6.5
0.303%
6.6
0.257%
6.7
0.233%
6.8
0.174%
6.9
0.140%
7.0
0.121%
7.1
0.076%
7.2
0.053%
7.3
0.040%
7.4
0.016%
7.5
0.003%
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.