Earthquake Information for Frenchtown, Montana

Frenchtown, MT has a high earthquake risk, with a total of 64 earthquakes since 1931. The USGS database shows that there is a 43.53% chance of a major earthquake within 50km of Frenchtown, MT within the next 50 years. The largest earthquake within 30 miles of Frenchtown, MT was a 4.4 Magnitude in 1975.

Risk Level:
High
Total Number of Earthquakes in Frenchtown since 1931 within 30 miles
64
Probability of A 5.0 Earthquake within next 50 years
43.53%

Earthquake Probability for Frenchtown, MT

View the probability of a major earthquake within the next 50 years in Frenchtown, 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
43.53%
5.1
38.15%
5.2
38.15%
5.2
33.29%
5.3
28.96%
5.4
25.14%
5.5
21.81%
5.6
18.93%
5.7
16.45%
5.8
14.33%
5.9
12.52%
6.0
10.99%
6.1
9.37%
6.2
8.00%
6.3
6.78%
6.4
5.65%
6.5
4.51%
6.6
3.46%
6.7
2.64%
6.8
1.95%
6.9
1.38%
7.0
0.86%
7.1
0.74%
7.2
0.57%
7.3
0.44%
7.4
0.21%
7.5
0.09%
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%