Earthquake Information for Port Protection, Alaska

Port Protection, AK has a moderate earthquake risk, with a total of 3 earthquakes since 1931. The USGS database shows that there is a 12.06% chance of a major earthquake within 50km of Port Protection, AK within the next 50 years. The largest earthquake within 30 miles of Port Protection, AK was a 3.3 Magnitude in 2017.

Risk Level:
Moderate
Total Number of Earthquakes in Port Protection since 1931 within 30 miles
3
Probability of A 5.0 Earthquake within next 50 years
12.06%

Earthquake Probability for Port Protection, AK

View the probability of a major earthquake within the next 50 years in Port Protection, AK.

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
12.06%
5.1
10.16%
5.2
10.16%
5.2
8.56%
5.3
7.21%
5.4
6.08%
5.5
5.13%
5.6
4.34%
5.7
3.67%
5.8
3.12%
5.9
2.66%
6.0
2.28%
6.1
1.90%
6.2
1.59%
6.3
1.33%
6.4
1.10%
6.5
0.91%
6.6
0.74%
6.7
0.59%
6.8
0.46%
6.9
0.35%
7.0
0.24%
7.1
0.15%
7.2
0.07%
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%