Earthquake Information for Machias, Washington

Machias, WA has a high earthquake risk, with a total of 918 earthquakes since 1931. The USGS database shows that there is a 74.85% chance of a major earthquake within 50km of Machias, WA within the next 50 years. The largest earthquake within 30 miles of Machias, WA was a 5.8 Magnitude in 1996.

Risk Level:
High
Total Number of Earthquakes in Machias since 1931 within 30 miles
918
Probability of A 5.0 Earthquake within next 50 years
74.85%

Earthquake Probability for Machias, WA

View the probability of a major earthquake within the next 50 years in Machias, 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
74.85%
5.1
69.55%
5.2
69.55%
5.2
64.20%
5.3
58.95%
5.4
53.89%
5.5
49.13%
5.6
44.69%
5.7
40.61%
5.8
36.89%
5.9
33.54%
6.0
30.52%
6.1
27.51%
6.2
24.80%
6.3
22.23%
6.4
19.90%
6.5
17.69%
6.6
14.46%
6.7
11.32%
6.8
8.93%
6.9
7.07%
7.0
4.95%
7.1
3.19%
7.2
1.41%
7.3
0.79%
7.4
0.42%
7.5
0.19%
7.6
0.08%
7.7
0.02%
7.8
0.01%
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%