Earthquake Information for Hanahan, South Carolina

Hanahan, SC has a moderate earthquake risk, with a total of 70 earthquakes since 1931. The USGS database shows that there is a 13.25% chance of a major earthquake within 50km of Hanahan, SC within the next 50 years. The largest earthquake within 30 miles of Hanahan, SC was a 4.7 Magnitude in 1974.

Risk Level:
Moderate
Total Number of Earthquakes in Hanahan since 1931 within 30 miles
70
Probability of A 5.0 Earthquake within next 50 years
13.25%

Earthquake Probability for Hanahan, SC

View the probability of a major earthquake within the next 50 years in Hanahan, SC.

Probability of Earthquakes Within the Next 50 Years For Magnitudes Between 5.0 and 9.2
(within 31 km/51 miles above magnitude)
MAGNITUDE
PROBABILITY
5.0
13.25%
5.1
11.95%
5.2
11.95%
5.2
11.95%
5.3
10.88%
5.4
10.02%
5.5
9.32%
5.6
9.10%
5.7
8.58%
5.8
8.30%
5.9
7.93%
6.0
7.81%
6.1
7.51%
6.2
7.35%
6.3
7.13%
6.4
7.06%
6.5
6.89%
6.6
6.80%
6.7
6.75%
6.8
6.63%
6.9
5.47%
7.0
5.44%
7.1
4.20%
7.2
4.16%
7.3
4.14%
7.4
1.07%
7.5
0.01%
7.6
0.00%
7.7
0.00%
7.8
0.00%
7.9
0.00%
8.0
0.00%
8.1
0.00%
8.2
0.00%
8.3
0.00%
8.4
0.00%
8.5
0.00%
8.6
0.00%
8.7
0.00%
8.8
0.00%
8.9
0.00%
9.0
0.00%
9.1
0.00%
9.2
0.00%