Earthquake Information for South St. Francis Township, Arkansas

South St. Francis Township, AR has a moderate earthquake risk, with a total of 107 earthquakes since 1931. The USGS database shows that there is a 13.68% chance of a major earthquake within 50km of South St. Francis Township, AR within the next 50 years. The largest earthquake within 30 miles of South St. Francis Township, AR was a 4.4 Magnitude in 1991.

Risk Level:
Moderate
Total Number of Earthquakes in South St. Francis Township since 1931 within 30 miles
107
Probability of A 5.0 Earthquake within next 50 years
13.68%

Earthquake Probability for South St. Francis Township, AR

View the probability of a major earthquake within the next 50 years in South St. Francis Township, AR.

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
13.68%
5.1
12.05%
5.2
12.05%
5.2
12.05%
5.3
10.72%
5.4
9.64%
5.5
8.76%
5.6
8.48%
5.7
7.82%
5.8
7.47%
5.9
7.00%
6.0
6.85%
6.1
6.44%
6.2
6.22%
6.3
5.90%
6.4
5.80%
6.5
5.57%
6.6
5.44%
6.7
5.37%
6.8
5.21%
6.9
5.13%
7.0
5.08%
7.1
4.95%
7.2
4.91%
7.3
4.88%
7.4
4.11%
7.5
3.07%
7.6
3.07%
7.7
0.74%
7.8
0.74%
7.9
0.71%
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%