»Toole County

Earthquake Information for Toole County, Montana

Toole County, MT has a low earthquake risk, with a total of 7 earthquakes since 1931. The USGS database shows that there is a 2.95% chance of a major earthquake within 50km of Toole County, MT within the next 50 years. The largest earthquake within 30 miles of Toole County, MT was a 3.9 Magnitude in 1994.

Risk Level:
Low

Total Number of Earthquakes in Toole County since 1931

7

Probability of A 5.0 Earthquake within next 50 years

2.95%

Most Recent
Largest

5/1/1997 - 3.8 mag, 5.0mi depth 32 mi from Sweet Grass, MT
8/15/1996 - 3.4 mag, 5.0mi depth 21 mi from Sweet Grass, MT
1/22/1993 - 3.4 mag, 5.0mi depth 25 mi from Sweet Grass, MT
1/1/1993 - 3.4 mag, 5.0mi depth 12 mi from Sweet Grass, MT
6/5/1991 - 3.6 mag, 5.0mi depth 11 mi from Shelby, MT
8/9/1979 - 3.8 mag, 5.0mi depth 18 mi from Shelby, MT
8/30/1978 - 3.5 mag, 5.0mi depth 17 mi from Shelby, MT

8/9/1979 - 3.8 mag, 5.0mi depth 18 mi from Shelby, MT
5/1/1997 - 3.8 mag, 5.0mi depth 32 mi from Sweet Grass, MT
6/5/1991 - 3.6 mag, 5.0mi depth 11 mi from Shelby, MT
8/30/1978 - 3.5 mag, 5.0mi depth 17 mi from Shelby, MT
1/1/1993 - 3.4 mag, 5.0mi depth 12 mi from Sweet Grass, MT
1/22/1993 - 3.4 mag, 5.0mi depth 25 mi from Sweet Grass, MT
8/15/1996 - 3.4 mag, 5.0mi depth 21 mi from Sweet Grass, MT

View All

Earthquake Probability for Toole County, MT

View the probability of a major earthquake within the next 50 years in Toole 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)

5.0

2.95%

5.1

2.40%

5.2

2.40%

5.2

2.32%

5.3

1.88%

5.4

1.53%

5.5

1.24%

5.6

1.12%

5.7

0.91%

5.8

0.79%

5.9

0.64%

6.0

0.58%

6.1

0.45%

6.2

0.37%

6.3

0.28%

6.4

0.24%

6.5

0.17%

6.6

0.12%

6.7

0.10%

6.8

0.05%

6.9

0.03%

7.0

0.01%

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%

Earthquake Count for Toole County, MT

View the number of earthquake incidents in Toole County, MT by year that are more than 2.5 Magnitude.

List of Earthquake Incidents for Toole County, MT

Total Number of Earthquakes in Toole County, MT within 30 miles. All distances and depths in the table are measured in miles.

Date

Magnitude

Depth

05/01/1997

3.8

5.0

Details

08/15/1996

3.4

5.0

Details

01/22/1993

3.4

5.0

Details

01/01/1993

3.4

5.0

Details

06/05/1991

3.6

5.0

Details

08/09/1979

3.8

5.0

Details

08/30/1978

3.5

5.0

Details

Risk Of Natural Disasters In Toole County, MT

Radon Risk High
Tornado Risk Very Low
UV Index Risk Moderate

Earthquake Information for Toole County, Montana

Earthquake Probability for Toole County, MT

Probability of Earthquakes Within the Next 50 Years For Magnitudes Between 5.0 and 9.2

Earthquake Count for Toole County, MT

List of Earthquake Incidents for Toole County, MT

Risk Of Natural Disasters In Toole County, MT

Related Pages

Montana Earthquakes by City