Earthquake Information for Ryderwood, Washington

Ryderwood, WA has a high earthquake risk, with a total of 306 earthquakes since 1931. The USGS database shows that there is a 42.27% chance of a major earthquake within 50km of Ryderwood, WA within the next 50 years. The largest earthquake within 30 miles of Ryderwood, WA was a 3.5 Magnitude in 1984.

Risk Level:
High
Total Number of Earthquakes in Ryderwood since 1931 within 30 miles
306
Probability of A 5.0 Earthquake within next 50 years
42.27%

Earthquake Probability for Ryderwood, WA

View the probability of a major earthquake within the next 50 years in Ryderwood, 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
42.27%
5.1
37.96%
5.2
37.96%
5.2
34.04%
5.3
30.51%
5.4
27.36%
5.5
24.56%
5.6
22.08%
5.7
19.90%
5.8
17.98%
5.9
16.29%
6.0
14.81%
6.1
13.32%
6.2
12.01%
6.3
10.81%
6.4
9.75%
6.5
8.76%
6.6
7.34%
6.7
6.03%
6.8
4.67%
6.9
3.41%
7.0
2.18%
7.1
1.14%
7.2
0.11%
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%