Earthquake Information for San Luis Obispo County, California

San Luis Obispo County, CA has a very high earthquake risk, with a total of 672 earthquakes since 1931. The USGS database shows that there is a 87.56% chance of a major earthquake within 50km of San Luis Obispo County, CA within the next 50 years. The largest earthquake within 30 miles of San Luis Obispo County, CA was a 6.0 Magnitude in 2004.

Risk Level:
Very High
Total Number of Earthquakes in San Luis Obispo County since 1931
672
Probability of A 5.0 Earthquake within next 50 years
87.56%

Earthquake Probability for San Luis Obispo County, CA

View the probability of a major earthquake within the next 50 years in San Luis Obispo County, 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
87.56%
5.1
83.81%
5.2
83.81%
5.2
79.84%
5.3
75.81%
5.4
71.85%
5.5
68.07%
5.6
64.55%
5.7
61.33%
5.8
58.43%
5.9
55.85%
6.0
53.59%
6.1
51.35%
6.2
49.53%
6.3
47.88%
6.4
46.46%
6.5
45.21%
6.6
44.11%
6.7
43.10%
6.8
41.60%
6.9
39.15%
7.0
34.77%
7.1
30.43%
7.2
26.39%
7.3
23.52%
7.4
21.26%
7.5
19.10%
7.6
16.66%
7.7
13.37%
7.8
9.79%
7.9
6.40%
8.0
3.51%
8.1
1.41%
8.2
0.27%
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%