Earthquake Information for Okanogan, Washington

Okanogan, WA has a very low earthquake risk, with a total of 105 earthquakes since 1931. The USGS database shows that there is a 17.59% chance of a major earthquake within 50km of Okanogan, WA within the next 50 years. The largest earthquake within 30 miles of Okanogan, WA was a 4.4 Magnitude in 1989.

Risk Level:
Very Low
Total Number of Earthquakes in Okanogan since 1931 within 50 miles
105
Probability of A 5.0 Earthquake within next 50 years
17.59%

Earthquake Probability for Okanogan, WA

View the probability of a major earthquake within the next 50 years in Okanogan, WA.

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
17.59%
5.1
14.88%
5.2
14.88%
5.2
12.56%
5.3
10.58%
5.4
8.89%
5.5
7.47%
5.6
6.27%
5.7
5.26%
5.8
4.41%
5.9
3.70%
6.0
3.10%
6.1
2.52%
6.2
2.04%
6.3
1.63%
6.4
1.28%
6.5
0.98%
6.6
0.73%
6.7
0.51%
6.8
0.32%
6.9
0.16%
7.0
0.01%
7.1
0.01%
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%
Okanogan Earthquake by Zipcode