Earthquake Information for Petersville, Alaska

Petersville, AK has a very high earthquake risk, with a total of 7,946 earthquakes since 1931. The USGS database shows that there is a 99.96% chance of a major earthquake within 50km of Petersville, AK within the next 50 years. The largest earthquake within 30 miles of Petersville, AK was a 6.2 Magnitude in 1991.

Risk Level:
Very High
Total Number of Earthquakes in Petersville since 1931 within 30 miles
7,946
Probability of A 5.0 Earthquake within next 50 years
99.96%

Earthquake Probability for Petersville, AK

View the probability of a major earthquake within the next 50 years in Petersville, 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
99.96%
5.1
99.83%
5.2
99.83%
5.2
99.45%
5.3
98.59%
5.4
97.00%
5.5
94.46%
5.6
90.89%
5.7
86.34%
5.8
81.03%
5.9
75.22%
6.0
69.21%
6.1
62.07%
6.2
55.05%
6.3
48.03%
6.4
41.51%
6.5
35.43%
6.6
29.84%
6.7
24.78%
6.8
20.06%
6.9
15.85%
7.0
12.05%
7.1
8.65%
7.2
5.57%
7.3
2.84%
7.4
1.34%
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%