Earthquake Information for Castaic, California

Castaic, CA has a very high earthquake risk, with a total of 3,910 earthquakes since 1931. The USGS database shows that there is a 97.00% chance of a major earthquake within 50km of Castaic, CA within the next 50 years. The largest earthquake within 30 miles of Castaic, CA was a 6.7 Magnitude in 1994.

Risk Level:
Very High
Total Number of Earthquakes in Castaic since 1931 within 30 miles
3,910
Probability of A 5.0 Earthquake within next 50 years
97.00%

Earthquake Probability for Castaic, CA

View the probability of a major earthquake within the next 50 years in Castaic, 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
97.00%
5.1
95.69%
5.2
95.69%
5.2
94.19%
5.3
92.54%
5.4
90.82%
5.5
89.09%
5.6
87.41%
5.7
85.81%
5.8
84.33%
5.9
82.98%
6.0
81.77%
6.1
80.52%
6.2
79.41%
6.3
78.37%
6.4
76.95%
6.5
74.30%
6.6
70.30%
6.7
65.87%
6.8
62.15%
6.9
58.60%
7.0
53.40%
7.1
48.21%
7.2
42.85%
7.3
38.32%
7.4
34.51%
7.5
30.43%
7.6
25.92%
7.7
20.19%
7.8
14.14%
7.9
8.72%
8.0
4.43%
8.1
1.71%
8.2
0.30%
8.3
0.06%
8.4
0.01%
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%