Earthquake Information for Sullivans Island, South Carolina

Sullivans Island, SC has a moderate earthquake risk, with a total of 69 earthquakes since 1931. The USGS database shows that there is a 11.03% chance of a major earthquake within 50km of Sullivans Island, SC within the next 50 years. The largest earthquake within 30 miles of Sullivans Island, SC was a 4.7 Magnitude in 1974.

Risk Level:
Moderate
Total Number of Earthquakes in Sullivans Island since 1931 within 30 miles
69
Probability of A 5.0 Earthquake within next 50 years
11.03%

Earthquake Probability for Sullivans Island, SC

View the probability of a major earthquake within the next 50 years in Sullivans Island, 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
11.03%
5.1
9.91%
5.2
9.91%
5.2
9.91%
5.3
9.00%
5.4
8.26%
5.5
7.66%
5.6
7.47%
5.7
7.02%
5.8
6.79%
5.9
6.47%
6.0
6.37%
6.1
6.11%
6.2
5.96%
6.3
5.77%
6.4
5.71%
6.5
5.57%
6.6
5.49%
6.7
5.45%
6.8
5.35%
6.9
4.44%
7.0
4.41%
7.1
3.36%
7.2
3.33%
7.3
3.31%
7.4
0.85%
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%