Earthquake Information for Clark County, Idaho

Clark County, ID has a high earthquake risk, with a total of 25 earthquakes since 1931. The USGS database shows that there is a 57.69% chance of a major earthquake within 50km of Clark County, ID within the next 50 years. The largest earthquake within 30 miles of Clark County, ID was a 4.4 Magnitude in 2011.

Risk Level:
High
Total Number of Earthquakes in Clark County since 1931
25
Probability of A 5.0 Earthquake within next 50 years
57.69%

Earthquake Probability for Clark County, ID

View the probability of a major earthquake within the next 50 years in Clark 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)
MAGNITUDE
PROBABILITY
5.0
57.69%
5.1
52.03%
5.2
52.03%
5.2
46.74%
5.3
41.91%
5.4
37.55%
5.5
33.69%
5.6
30.29%
5.7
27.32%
5.8
24.77%
5.9
22.57%
6.0
20.69%
6.1
18.75%
6.2
17.10%
6.3
15.68%
6.4
14.40%
6.5
13.11%
6.6
10.27%
6.7
7.61%
6.8
5.89%
6.9
4.17%
7.0
2.80%
7.1
1.77%
7.2
0.80%
7.3
0.36%
7.4
0.12%
7.5
0.03%
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%