Earthquake Information for St. George, Utah

St. George, UT has a high earthquake risk, with a total of 117 earthquakes since 1931. The USGS database shows that there is a 34.62% chance of a major earthquake within 50km of St. George, UT within the next 50 years. The largest earthquake within 30 miles of St. George, UT was a 5.6 Magnitude in 1992.

Risk Level:
High
Total Number of Earthquakes in St. George since 1931 within 30 miles
117
Probability of A 5.0 Earthquake within next 50 years
34.62%

Earthquake Probability for St. George, UT

View the probability of a major earthquake within the next 50 years in St. George, UT.

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
34.62%
5.1
30.17%
5.2
30.17%
5.2
26.25%
5.3
22.81%
5.4
19.83%
5.5
17.27%
5.6
15.07%
5.7
13.20%
5.8
11.62%
5.9
10.27%
6.0
9.14%
6.1
8.05%
6.2
7.14%
6.3
6.31%
6.4
5.51%
6.5
4.69%
6.6
3.71%
6.7
2.91%
6.8
2.21%
6.9
1.56%
7.0
0.92%
7.1
0.67%
7.2
0.47%
7.3
0.30%
7.4
0.16%
7.5
0.08%
7.6
0.03%
7.7
0.01%
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%