Earthquake Information for Northwest Arctic Borough, Alaska

Northwest Arctic Borough, AK has a high earthquake risk, with a total of 1,281 earthquakes since 1931. The USGS database shows that there is a 49.15% chance of a major earthquake within 50km of Northwest Arctic Borough, AK within the next 50 years. The largest earthquake within 30 miles of Northwest Arctic Borough, AK was a 3.7 Magnitude in 1974.

Risk Level:
High
Total Number of Earthquakes in Northwest Arctic Borough since 1931
1,281
Probability of A 5.0 Earthquake within next 50 years
49.15%

Earthquake Probability for Northwest Arctic Borough, AK

View the probability of a major earthquake within the next 50 years in Northwest Arctic Borough, 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
49.15%
5.1
43.07%
5.2
43.07%
5.2
37.49%
5.3
32.45%
5.4
27.97%
5.5
24.03%
5.6
20.60%
5.7
17.64%
5.8
15.11%
5.9
12.95%
6.0
11.12%
6.1
9.35%
6.2
7.87%
6.3
6.54%
6.4
5.43%
6.5
4.46%
6.6
3.61%
6.7
2.87%
6.8
2.21%
6.9
1.65%
7.0
1.15%
7.1
0.72%
7.2
0.34%
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%