Earthquake Information for Grand Terrace, California

Grand Terrace, CA has a very high earthquake risk, with a total of 25,373 earthquakes since 1931. The USGS database shows that there is a 99.60% chance of a major earthquake within 50km of Grand Terrace, CA within the next 50 years. The largest earthquake within 30 miles of Grand Terrace, CA was a 5.7 Magnitude in 1990.

Risk Level:
Very High
Total Number of Earthquakes in Grand Terrace since 1931 within 30 miles
25,373
Probability of A 5.0 Earthquake within next 50 years
99.60%

Earthquake Probability for Grand Terrace, CA

View the probability of a major earthquake within the next 50 years in Grand Terrace, 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
99.60%
5.1
99.22%
5.2
99.22%
5.2
98.66%
5.3
97.89%
5.4
96.92%
5.5
95.79%
5.6
94.53%
5.7
93.21%
5.8
91.86%
5.9
90.55%
6.0
89.29%
6.1
87.96%
6.2
86.73%
6.3
85.51%
6.4
83.74%
6.5
80.36%
6.6
77.03%
6.7
73.41%
6.8
69.90%
6.9
66.17%
7.0
62.13%
7.1
57.88%
7.2
53.42%
7.3
48.02%
7.4
42.49%
7.5
35.88%
7.6
28.46%
7.7
21.02%
7.8
14.43%
7.9
8.97%
8.0
4.51%
8.1
1.67%
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%