Earthquake Information for Scappoose, Oregon

Scappoose, OR has a high earthquake risk, with a total of 423 earthquakes since 1931. The USGS database shows that there is a 31.01% chance of a major earthquake within 50km of Scappoose, OR within the next 50 years. The largest earthquake within 30 miles of Scappoose, OR was a 3.9 Magnitude in 1989.

Risk Level:
High
Total Number of Earthquakes in Scappoose since 1931 within 30 miles
423
Probability of A 5.0 Earthquake within next 50 years
31.01%

Earthquake Probability for Scappoose, OR

View the probability of a major earthquake within the next 50 years in Scappoose, OR.

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
31.01%
5.1
27.79%
5.2
27.79%
5.2
25.00%
5.3
22.59%
5.4
20.53%
5.5
18.77%
5.6
17.28%
5.7
16.02%
5.8
14.95%
5.9
14.06%
6.0
13.30%
6.1
12.55%
6.2
11.76%
6.3
9.67%
6.4
9.14%
6.5
8.70%
6.6
7.10%
6.7
5.64%
6.8
4.33%
6.9
3.10%
7.0
1.93%
7.1
0.95%
7.2
0.04%
7.3
0.01%
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%