Earthquake Information for Cascade, Montana

Cascade, MT has a moderate earthquake risk, with a total of 11 earthquakes since 1931. The USGS database shows that there is a 15.69% chance of a major earthquake within 50km of Cascade, MT within the next 50 years. The largest earthquake within 30 miles of Cascade, MT was a 3.6 Magnitude in 2005.

Risk Level:
Moderate
Total Number of Earthquakes in Cascade since 1931 within 30 miles
11
Probability of A 5.0 Earthquake within next 50 years
15.69%

Earthquake Probability for Cascade, MT

View the probability of a major earthquake within the next 50 years in Cascade, 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
15.69%
5.1
13.28%
5.2
13.28%
5.2
11.29%
5.3
9.54%
5.4
8.06%
5.5
6.81%
5.6
5.78%
5.7
4.89%
5.8
4.16%
5.9
3.53%
6.0
3.02%
6.1
2.49%
6.2
2.04%
6.3
1.63%
6.4
1.29%
6.5
0.99%
6.6
0.73%
6.7
0.51%
6.8
0.32%
6.9
0.15%
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%