Earthquake Information for Mount Shasta, California

Mount Shasta, CA has a high earthquake risk, with a total of 335 earthquakes since 1931. The USGS database shows that there is a 33.81% chance of a major earthquake within 50km of Mount Shasta, CA within the next 50 years. The largest earthquake within 30 miles of Mount Shasta, CA was a 5.1 Magnitude in 1978.

Risk Level:
High
Total Number of Earthquakes in Mount Shasta since 1931 within 30 miles
335
Probability of A 5.0 Earthquake within next 50 years
33.81%

Earthquake Probability for Mount Shasta, CA

View the probability of a major earthquake within the next 50 years in Mount Shasta, CA.

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
33.81%
5.1
29.85%
5.2
29.85%
5.2
26.37%
5.3
23.35%
5.4
20.74%
5.5
18.50%
5.6
16.59%
5.7
14.97%
5.8
13.59%
5.9
12.43%
6.0
11.46%
6.1
10.47%
6.2
9.64%
6.3
8.92%
6.4
8.32%
6.5
7.81%
6.6
6.76%
6.7
5.85%
6.8
5.06%
6.9
4.23%
7.0
3.00%
7.1
2.01%
7.2
1.28%
7.3
0.81%
7.4
0.48%
7.5
0.22%
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%