Earthquake Information for Rancho Santa Margarita, California

Rancho Santa Margarita, CA has a very high earthquake risk, with a total of 8,217 earthquakes since 1931. The USGS database shows that there is a 94.17% chance of a major earthquake within 50km of Rancho Santa Margarita, CA within the next 50 years. The largest earthquake within 30 miles of Rancho Santa Margarita, CA was a 5.5 Magnitude in 2008.

Risk Level:
Very High
Total Number of Earthquakes in Rancho Santa Margarita since 1931 within 30 miles
8,217
Probability of A 5.0 Earthquake within next 50 years
94.17%

Earthquake Probability for Rancho Santa Margarita, CA

View the probability of a major earthquake within the next 50 years in Rancho Santa Margarita, 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
94.17%
5.1
91.11%
5.2
91.11%
5.2
87.37%
5.3
83.09%
5.4
78.44%
5.5
73.62%
5.6
68.80%
5.7
64.12%
5.8
59.70%
5.9
55.61%
6.0
51.90%
6.1
48.22%
6.2
44.93%
6.3
41.95%
6.4
38.57%
6.5
35.11%
6.6
31.94%
6.7
28.25%
6.8
24.21%
6.9
20.00%
7.0
15.70%
7.1
12.46%
7.2
9.89%
7.3
7.79%
7.4
6.00%
7.5
4.10%
7.6
2.81%
7.7
1.61%
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%