Earthquake Information for Arroyo Grande, California

Arroyo Grande, CA has a high earthquake risk, with a total of 494 earthquakes since 1931. The USGS database shows that there is a 71.19% chance of a major earthquake within 50km of Arroyo Grande, CA within the next 50 years. The largest earthquake within 30 miles of Arroyo Grande, CA was a 5.1 Magnitude in 1980.

Risk Level:
High
Total Number of Earthquakes in Arroyo Grande since 1931 within 30 miles
494
Probability of A 5.0 Earthquake within next 50 years
71.19%

Earthquake Probability for Arroyo Grande, CA

View the probability of a major earthquake within the next 50 years in Arroyo Grande, 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
71.19%
5.1
65.15%
5.2
65.15%
5.2
59.18%
5.3
53.44%
5.4
48.06%
5.5
43.11%
5.6
38.64%
5.7
34.65%
5.8
31.13%
5.9
28.07%
6.0
25.41%
6.1
22.73%
6.2
20.42%
6.3
18.35%
6.4
16.49%
6.5
14.49%
6.6
12.65%
6.7
10.74%
6.8
9.09%
6.9
7.58%
7.0
5.56%
7.1
4.24%
7.2
2.96%
7.3
1.88%
7.4
1.03%
7.5
0.27%
7.6
0.07%
7.7
0.01%
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%