Salt Lake City Earthquake Information

Salt Lake City Earthquake Risk Grade

The USGS database shows that there is a 50.824% chance of a major earthquake within 50 miles of Salt Lake City, Utah within the next 50 years. The largest earthquake within 50 miles of Salt Lake City, Utah was a 4.5 Magnitude in 1983.

Probability of earthquakes within the next 50 years

Within 31 Miles / 50km above magnitude

Magnitude
Probability
5.0
50.824%
5.1
46.354%
5.2
42.366%
5.3
38.786%
5.4
35.640%
5.5
32.901%
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5.6
30.550%
5.7
28.517%
5.8
26.788%
5.9
25.312%
6.0
24.070%
6.1
22.833%
6.2
21.729%
6.3
20.627%
6.4
19.353%
6.5
18.184%
6.6
15.351%
6.7
12.597%
6.8
9.615%
6.9
7.239%
7.0
4.418%
7.1
3.694%
7.2
1.577%
7.3
1.376%
7.4
1.312%
7.5
0.232%
7.6
0.001%
7.7
0.000%
7.8
0.000%
7.9
0.000%
8.0
0.000%
8.1
0.000%
8.2
0.000%
8.3
0.000%
8.4
0.000%
8.5
0.000%
8.6
0.000%
8.7
0.000%
8.8
0.000%
8.9
0.000%
9.0
0.000%
9.1
0.000%
9.2
0.000%

Historical Earthquake Data (Within 50 Miles)

All distances and depths in the table below are measured in miles.