Earthquake Information for Cupertino, California

Cupertino, CA has a very high earthquake risk, with a total of 3,540 earthquakes since 1931. The USGS database shows that there is a 99.65% chance of a major earthquake within 50km of Cupertino, CA within the next 50 years. The largest earthquake within 30 miles of Cupertino, CA was a 6.9 Magnitude in 1989.

Risk Level:
Very High
Total Number of Earthquakes in Cupertino since 1931 within 30 miles
3,540
Probability of A 5.0 Earthquake within next 50 years
99.65%

Earthquake Probability for Cupertino, CA

View the probability of a major earthquake within the next 50 years in Cupertino, 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
99.65%
5.1
99.29%
5.2
99.29%
5.2
98.74%
5.3
97.96%
5.4
96.96%
5.5
95.77%
5.6
94.43%
5.7
93.00%
5.8
91.53%
5.9
90.08%
6.0
88.37%
6.1
86.07%
6.2
82.75%
6.3
78.49%
6.4
73.13%
6.5
67.13%
6.6
61.57%
6.7
55.41%
6.8
48.34%
6.9
41.28%
7.0
34.15%
7.1
28.92%
7.2
25.31%
7.3
21.91%
7.4
18.13%
7.5
13.35%
7.6
10.52%
7.7
8.78%
7.8
7.62%
7.9
5.83%
8.0
3.68%
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%