Earthquake Information for Toston, Montana

Toston, MT has a high earthquake risk, with a total of 369 earthquakes since 1931. The USGS database shows that there is a 74.85% chance of a major earthquake within 50km of Toston, MT within the next 50 years. The largest earthquake within 30 miles of Toston, MT was a 4.6 Magnitude in 1977.

Risk Level:
High
Total Number of Earthquakes in Toston since 1931 within 30 miles
369
Probability of A 5.0 Earthquake within next 50 years
74.85%

Earthquake Probability for Toston, MT

View the probability of a major earthquake within the next 50 years in Toston, 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
74.85%
5.1
68.37%
5.2
68.37%
5.2
61.74%
5.3
55.17%
5.4
48.86%
5.5
42.93%
5.6
37.49%
5.7
32.57%
5.8
28.18%
5.9
24.31%
6.0
20.93%
6.1
17.44%
6.2
14.41%
6.3
11.75%
6.4
9.48%
6.5
7.52%
6.6
5.67%
6.7
4.00%
6.8
2.50%
6.9
1.19%
7.0
0.11%
7.1
0.04%
7.2
0.01%
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%