Earthquake Information for Rio Oso, California

Rio Oso, CA has a high earthquake risk, with a total of 56 earthquakes since 1931. The USGS database shows that there is a 33.75% chance of a major earthquake within 50km of Rio Oso, CA within the next 50 years. The largest earthquake within 30 miles of Rio Oso, CA was a 4.4 Magnitude in 1978.

Risk Level:
High
Total Number of Earthquakes in Rio Oso since 1931 within 30 miles
56
Probability of A 5.0 Earthquake within next 50 years
33.75%

Earthquake Probability for Rio Oso, CA

View the probability of a major earthquake within the next 50 years in Rio Oso, 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
33.75%
5.1
28.95%
5.2
28.95%
5.2
24.69%
5.3
20.95%
5.4
17.70%
5.5
14.90%
5.6
12.50%
5.7
10.45%
5.8
8.70%
5.9
7.23%
6.0
5.98%
6.1
4.61%
6.2
3.45%
6.3
2.45%
6.4
1.62%
6.5
0.90%
6.6
0.69%
6.7
0.51%
6.8
0.35%
6.9
0.21%
7.0
0.08%
7.1
0.06%
7.2
0.04%
7.3
0.03%
7.4
0.02%
7.5
0.01%
7.6
0.00%
7.7
0.00%
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%