Earthquake Information for Lake Forest, California

Lake Forest, CA has a very high earthquake risk, with a total of 8,378 earthquakes since 1931. The USGS database shows that there is a 93.98% chance of a major earthquake within 50km of Lake Forest, CA within the next 50 years. The largest earthquake within 30 miles of Lake Forest, CA was a 5.5 Magnitude in 2008.

Risk Level:
Very High
Total Number of Earthquakes in Lake Forest since 1931 within 30 miles
8,378
Probability of A 5.0 Earthquake within next 50 years
93.98%

Earthquake Probability for Lake Forest, CA

View the probability of a major earthquake within the next 50 years in Lake Forest, 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
93.98%
5.1
90.98%
5.2
90.98%
5.2
87.38%
5.3
83.32%
5.4
78.95%
5.5
74.47%
5.6
70.01%
5.7
65.72%
5.8
61.69%
5.9
57.98%
6.0
54.62%
6.1
50.97%
6.2
47.69%
6.3
44.55%
6.4
40.55%
6.5
36.51%
6.6
32.79%
6.7
28.64%
6.8
24.37%
6.9
20.04%
7.0
15.67%
7.1
12.41%
7.2
9.83%
7.3
7.73%
7.4
5.95%
7.5
4.07%
7.6
2.78%
7.7
1.60%
7.8
0.65%
7.9
0.17%
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%