Earthquake Information for Graham, Washington

Graham, WA has a very high earthquake risk, with a total of 1,404 earthquakes since 1931. The USGS database shows that there is a 85.57% chance of a major earthquake within 50km of Graham, WA within the next 50 years. The largest earthquake within 30 miles of Graham, WA was a 6.8 Magnitude in 2001.

Risk Level:
Very High
Total Number of Earthquakes in Graham since 1931 within 30 miles
1,404
Probability of A 5.0 Earthquake within next 50 years
85.57%

Earthquake Probability for Graham, WA

View the probability of a major earthquake within the next 50 years in Graham, 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
85.57%
5.1
81.34%
5.2
81.34%
5.2
76.74%
5.3
71.91%
5.4
66.97%
5.5
62.03%
5.6
57.18%
5.7
52.49%
5.8
48.02%
5.9
43.81%
6.0
39.86%
6.1
35.69%
6.2
31.78%
6.3
28.04%
6.4
24.56%
6.5
21.25%
6.6
17.71%
6.7
14.33%
6.8
11.15%
6.9
8.16%
7.0
5.21%
7.1
2.77%
7.2
0.43%
7.3
0.07%
7.4
0.02%
7.5
0.01%
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%