»Blaine County

Earthquake Information for Blaine County, Idaho

Blaine County, ID has a moderate earthquake risk, with a total of 4 earthquakes since 1931. The USGS database shows that there is a 27.85% chance of a major earthquake within 50km of Blaine County, ID within the next 50 years. The largest earthquake within 30 miles of Blaine County, ID was a 3.1 Magnitude in 1992.

Risk Level:
Moderate

Total Number of Earthquakes in Blaine County since 1931

4

Probability of A 5.0 Earthquake within next 50 years

27.85%

Most Recent
Largest

1/6/2020 - 2.5 mag, 5.0mi depth 32 mi from Sun Valley, ID
1/5/2020 - 2.9 mag, 5.0mi depth 30 mi from Sun Valley, ID
8/20/2019 - 1.8 mag, 10.3mi depth 25 mi from Sun Valley, ID
3/24/2014 - 1.3 mag, 7.6mi depth 21 mi from Sun Valley, ID
3/22/2014 - 2.3 mag, 6.8mi depth 18 mi from Sun Valley, ID
1/28/2014 - 2.6 mag, 12.3mi depth 24 mi from Sun Valley, ID
8/7/2013 - 2.2 mag, 14.1mi depth 24 mi from Ketchum, ID
8/23/2011 - 2.7 mag, 8.5mi depth 19 mi from Sun Valley, ID
4/26/1978 - 3.1 mag, 5.0mi depth 19 mi from Sun Valley, ID

4/26/1978 - 3.1 mag, 5.0mi depth 19 mi from Sun Valley, ID
1/5/2020 - 2.9 mag, 5.0mi depth 30 mi from Sun Valley, ID
8/23/2011 - 2.7 mag, 8.5mi depth 19 mi from Sun Valley, ID
1/28/2014 - 2.6 mag, 12.3mi depth 24 mi from Sun Valley, ID
1/6/2020 - 2.5 mag, 5.0mi depth 32 mi from Sun Valley, ID
3/22/2014 - 2.3 mag, 6.8mi depth 18 mi from Sun Valley, ID
8/7/2013 - 2.2 mag, 14.1mi depth 24 mi from Ketchum, ID
8/20/2019 - 1.8 mag, 10.3mi depth 25 mi from Sun Valley, ID
3/24/2014 - 1.3 mag, 7.6mi depth 21 mi from Sun Valley, ID

View All

Earthquake Probability for Blaine County, ID

View the probability of a major earthquake within the next 50 years in Blaine County, ID.

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

27.85%

5.1

23.92%

5.2

23.92%

5.2

20.48%

5.3

17.50%

5.4

14.94%

5.5

12.75%

5.6

10.89%

5.7

9.31%

5.8

7.97%

5.9

6.84%

6.0

5.90%

6.1

4.98%

6.2

4.22%

6.3

3.56%

6.4

3.00%

6.5

2.52%

6.6

1.95%

6.7

1.45%

6.8

1.05%

6.9

0.59%

7.0

0.12%

7.1

0.05%

7.2

0.02%

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 Blaine County, ID

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

List of Earthquake Incidents for Blaine County, ID

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

Date

Magnitude

Depth

01/06/2020

2.5

5.0

Details

01/05/2020

2.9

5.0

Details

08/20/2019

1.8

10.3

Details

03/24/2014

1.3

7.6

Details

03/22/2014

2.3

6.8

Details

01/28/2014

2.6

12.3

Details

08/07/2013

2.2

14.1

Details

08/23/2011

2.7

8.5

Details

04/26/1978

3.1

5.0

Details

Risk Of Natural Disasters In Blaine County, ID

Radon Risk High
Tornado Risk Very Low
UV Index Risk Moderate

Earthquake Information for Blaine County, Idaho

Earthquake Probability for Blaine County, ID

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

Earthquake Count for Blaine County, ID

List of Earthquake Incidents for Blaine County, ID

Risk Of Natural Disasters In Blaine County, ID

Related Pages

Idaho Earthquakes by City