Earthquake Information for San Bruno, California

San Bruno, CA has a very high earthquake risk, with a total of 4,459 earthquakes since 1931. The USGS database shows that there is a 97.28% chance of a major earthquake within 50km of San Bruno, CA within the next 50 years. The largest earthquake within 30 miles of San Bruno, CA was a 4.8 Magnitude in 1977.

Risk Level:
Very High
Total Number of Earthquakes in San Bruno since 1931 within 30 miles
4,459
Probability of A 5.0 Earthquake within next 50 years
97.28%

Earthquake Probability for San Bruno, CA

View the probability of a major earthquake within the next 50 years in San Bruno, 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
97.28%
5.1
95.99%
5.2
95.99%
5.2
94.46%
5.3
92.75%
5.4
90.94%
5.5
89.09%
5.6
87.27%
5.7
85.52%
5.8
83.89%
5.9
82.39%
6.0
81.04%
6.1
79.61%
6.2
78.09%
6.3
76.46%
6.4
73.58%
6.5
69.05%
6.6
63.70%
6.7
57.37%
6.8
50.42%
6.9
43.84%
7.0
38.23%
7.1
34.34%
7.2
31.68%
7.3
28.89%
7.4
25.61%
7.5
21.07%
7.6
17.55%
7.7
14.17%
7.8
10.72%
7.9
7.04%
8.0
3.86%
8.1
2.43%
8.2
0.66%
8.3
0.32%
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%