Earthquake Information for Pomona, California

Pomona, CA has a very high earthquake risk, with a total of 13,987 earthquakes since 1931. The USGS database shows that there is a 98.90% chance of a major earthquake within 50km of Pomona, CA within the next 50 years. The largest earthquake within 30 miles of Pomona, CA was a 5.7 Magnitude in 1987.

Risk Level:
Very High
Total Number of Earthquakes in Pomona since 1931 within 30 miles
13,987
Probability of A 5.0 Earthquake within next 50 years
98.90%

Earthquake Probability for Pomona, CA

View the probability of a major earthquake within the next 50 years in Pomona, 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
98.90%
5.1
98.23%
5.2
98.23%
5.2
97.36%
5.3
96.34%
5.4
95.18%
5.5
93.95%
5.6
92.69%
5.7
91.44%
5.8
90.24%
5.9
89.12%
6.0
88.08%
6.1
86.92%
6.2
85.86%
6.3
84.77%
6.4
82.46%
6.5
77.31%
6.6
72.32%
6.7
67.08%
6.8
62.33%
6.9
57.64%
7.0
52.84%
7.1
48.22%
7.2
43.63%
7.3
39.19%
7.4
35.25%
7.5
30.60%
7.6
25.57%
7.7
19.98%
7.8
14.37%
7.9
9.04%
8.0
4.54%
8.1
1.69%
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%