Earthquake Information for Stevenson Ranch, California

Stevenson Ranch, CA has a very high earthquake risk, with a total of 4,105 earthquakes since 1931. The USGS database shows that there is a 96.90% chance of a major earthquake within 50km of Stevenson Ranch, CA within the next 50 years. The largest earthquake within 30 miles of Stevenson Ranch, CA was a 6.7 Magnitude in 1994.

Risk Level:
Very High
Total Number of Earthquakes in Stevenson Ranch since 1931 within 30 miles
4,105
Probability of A 5.0 Earthquake within next 50 years
96.90%

Earthquake Probability for Stevenson Ranch, CA

View the probability of a major earthquake within the next 50 years in Stevenson Ranch, 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
96.90%
5.1
95.53%
5.2
95.53%
5.2
93.96%
5.3
92.23%
5.4
90.42%
5.5
88.59%
5.6
86.81%
5.7
85.13%
5.8
83.56%
5.9
82.13%
6.0
80.85%
6.1
79.59%
6.2
78.48%
6.3
77.41%
6.4
75.60%
6.5
71.90%
6.6
67.01%
6.7
61.86%
6.8
57.75%
6.9
54.23%
7.0
49.61%
7.1
44.85%
7.2
39.54%
7.3
34.76%
7.4
30.91%
7.5
27.11%
7.6
23.45%
7.7
18.72%
7.8
13.50%
7.9
8.58%
8.0
4.43%
8.1
1.71%
8.2
0.30%
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%