Earthquake Information for Washington County, Utah

Washington County, UT has a high earthquake risk, with a total of 54 earthquakes since 1931. The USGS database shows that there is a 38.48% chance of a major earthquake within 50km of Washington County, UT within the next 50 years. The largest earthquake within 30 miles of Washington County, UT was a 5.6 Magnitude in 1992.

Risk Level:
High
Total Number of Earthquakes in Washington County since 1931
54
Probability of A 5.0 Earthquake within next 50 years
38.48%

Earthquake Probability for Washington County, UT

View the probability of a major earthquake within the next 50 years in Washington County, 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
38.48%
5.1
33.64%
5.2
33.64%
5.2
29.32%
5.3
25.52%
5.4
22.20%
5.5
19.32%
5.6
16.85%
5.7
14.74%
5.8
12.94%
5.9
11.41%
6.0
10.13%
6.1
8.86%
6.2
7.79%
6.3
6.80%
6.4
5.87%
6.5
4.96%
6.6
3.89%
6.7
3.02%
6.8
2.28%
6.9
1.57%
7.0
0.91%
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%