Earthquake Information for Deer Lodge County, Montana

Deer Lodge County, MT has a moderate earthquake risk, with a total of 1 earthquakes since 1931. The USGS database shows that there is a 25.65% chance of a major earthquake within 50km of Deer Lodge County, MT within the next 50 years. The largest earthquake within 30 miles of Deer Lodge County, MT was a 3.3 Magnitude in 1977.

Risk Level:
Moderate
Total Number of Earthquakes in Deer Lodge County since 1931
1
Probability of A 5.0 Earthquake within next 50 years
25.65%

Earthquake Probability for Deer Lodge County, MT

View the probability of a major earthquake within the next 50 years in Deer Lodge County, MT.

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
25.65%
5.1
21.89%
5.2
21.89%
5.2
18.62%
5.3
15.80%
5.4
13.38%
5.5
11.31%
5.6
9.55%
5.7
8.06%
5.8
6.80%
5.9
5.75%
6.0
4.86%
6.1
4.01%
6.2
3.29%
6.3
2.67%
6.4
2.15%
6.5
1.67%
6.6
1.25%
6.7
0.88%
6.8
0.55%
6.9
0.26%
7.0
0.00%
7.1
0.00%
7.2
0.00%
7.3
0.00%
7.4
0.00%
7.5
0.00%
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%

Montana Earthquakes by City