Earthquake Information for Port Orford, Oregon

Port Orford, OR has a high earthquake risk, with a total of 14 earthquakes since 1931. The USGS database shows that there is a 34.94% chance of a major earthquake within 50km of Port Orford, OR within the next 50 years. The largest earthquake within 30 miles of Port Orford, OR was a 4.6 Magnitude in 2019.

Risk Level:
High
Total Number of Earthquakes in Port Orford since 1931 within 30 miles
14
Probability of A 5.0 Earthquake within next 50 years
34.94%

Earthquake Probability for Port Orford, OR

View the probability of a major earthquake within the next 50 years in Port Orford, 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
34.94%
5.1
34.00%
5.2
34.00%
5.2
33.20%
5.3
32.53%
5.4
31.97%
5.5
31.49%
5.6
31.10%
5.7
30.77%
5.8
30.49%
5.9
30.26%
6.0
30.07%
6.1
29.86%
6.2
29.62%
6.3
29.32%
6.4
28.93%
6.5
28.46%
6.6
25.26%
6.7
22.37%
6.8
18.12%
6.9
15.25%
7.0
12.98%
7.1
11.86%
7.2
11.16%
7.3
10.83%
7.4
10.74%
7.5
10.71%
7.6
10.71%
7.7
10.71%
7.8
10.71%
7.9
10.71%
8.0
10.71%
8.1
10.27%
8.2
9.85%
8.3
9.45%
8.4
8.73%
8.5
8.08%
8.6
7.47%
8.7
6.90%
8.8
6.35%
8.9
5.11%
9.0
5.11%
9.1
1.30%
9.2
1.30%