Earthquake Information for Issaquah, Washington

Issaquah, WA has a very high earthquake risk, with a total of 1,142 earthquakes since 1931. The USGS database shows that there is a 82.27% chance of a major earthquake within 50km of Issaquah, WA within the next 50 years. The largest earthquake within 30 miles of Issaquah, WA was a 6.5 Magnitude in 1965.

Risk Level:
Very High
Total Number of Earthquakes in Issaquah since 1931 within 30 miles
1,142
Probability of A 5.0 Earthquake within next 50 years
82.27%

Earthquake Probability for Issaquah, WA

View the probability of a major earthquake within the next 50 years in Issaquah, 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
82.27%
5.1
77.67%
5.2
77.67%
5.2
72.82%
5.3
67.85%
5.4
62.88%
5.5
58.01%
5.6
53.32%
5.7
48.87%
5.8
44.69%
5.9
40.80%
6.0
37.21%
6.1
33.40%
6.2
29.89%
6.3
26.64%
6.4
23.67%
6.5
20.87%
6.6
17.49%
6.7
14.28%
6.8
11.23%
6.9
8.62%
7.0
5.87%
7.1
3.52%
7.2
1.21%
7.3
0.60%
7.4
0.29%
7.5
0.14%
7.6
0.06%
7.7
0.01%
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%