Earthquake Information for Longbranch, Washington

Longbranch, WA has a very high earthquake risk, with a total of 711 earthquakes since 1931. The USGS database shows that there is a 91.64% chance of a major earthquake within 50km of Longbranch, WA within the next 50 years. The largest earthquake within 30 miles of Longbranch, WA was a 6.8 Magnitude in 2001.

Risk Level:
Very High
Total Number of Earthquakes in Longbranch since 1931 within 30 miles
711
Probability of A 5.0 Earthquake within next 50 years
91.64%

Earthquake Probability for Longbranch, WA

View the probability of a major earthquake within the next 50 years in Longbranch, 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
91.64%
5.1
88.74%
5.2
88.74%
5.2
85.42%
5.3
81.72%
5.4
77.71%
5.5
73.48%
5.6
69.11%
5.7
64.66%
5.8
60.20%
5.9
55.79%
6.0
51.48%
6.1
46.77%
6.2
42.19%
6.3
37.69%
6.4
33.38%
6.5
29.14%
6.6
24.61%
6.7
20.21%
6.8
15.89%
6.9
11.76%
7.0
7.69%
7.1
4.01%
7.2
0.42%
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%