Port Alsworth, AK Earthquake Report

Maps of Earthquakes in Port Alsworth, AK

Earthquake List

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Port Alsworth, AK Earthquake Probability

Very High Risk Area

The USGS database shows that there is a 83.46% chance of a major earthquake within 50km of Port Alsworth, AK within the next 50 years. The largest earthquake within 30 miles of Port Alsworth, AK was a 5.6 Magnitude in 1987.

Probability of earthquakes within the next 50 years

Within 31 Miles / 50km above magnitude

Magnitude
Probability
5.0
83.46%
5.1
76.48%
5.2
68.88%
5.3
61.11%
5.4
53.55%
5.5
46.49%
5.6
40.10%
5.7
34.47%
5.8
29.61%
5.9
25.48%
6.0
22.01%
6.1
18.38%
6.2
15.36%
6.3
12.69%
6.4
10.49 %
6.5
8.63%
6.6
7.09%
6.7
5.75%
6.8
4.57%
6.9
3.58%
7.0
2.72%
7.1
1.98%
7.2
1.31%
7.3
0.76%
7.4
0.35%
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%

Port Alsworth, AK Historical Earthquakes (within 30 miles)

All distances and depths in the table below are measured in miles.

Area Earthquakes By Year (>2.5 Mag)

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Port Alsworth, AK Real Estate

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Environment Report Summary

Very Low Risk
Low Risk Area
Low Potential Risk