Earthquake Information for Santa Cruz County, Arizona

Santa Cruz County, AZ has a moderate earthquake risk, with a total of 281 earthquakes since 1931. The USGS database shows that there is a 12.87% chance of a major earthquake within 50km of Santa Cruz County, AZ within the next 50 years. The largest earthquake within 30 miles of Santa Cruz County, AZ was a Magnitude in .

Risk Level:
Moderate
Total Number of Earthquakes in Santa Cruz County since 1931
281
Probability of A 5.0 Earthquake within next 50 years
12.87%

Earthquake Probability for Santa Cruz County, AZ

View the probability of a major earthquake within the next 50 years in Santa Cruz County, AZ.

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
12.87%
5.1
10.85%
5.2
10.85%
5.2
9.13%
5.3
7.67%
5.4
6.45%
5.5
5.41%
5.6
4.55%
5.7
3.82%
5.8
3.21%
5.9
2.70%
6.0
2.27%
6.1
1.85%
6.2
1.50%
6.3
1.19%
6.4
0.93%
6.5
0.71%
6.6
0.53%
6.7
0.37%
6.8
0.23%
6.9
0.11%
7.0
0.00%
7.1
0.00%
7.2
0.00%
7.3
0.00%
7.4
0.00%
7.5
0.00%
7.6
0.00%
7.7
0.00%
7.8
0.00%
7.9
0.00%
8.0
0.00%
8.1
0.00%
8.2
0.00%
8.3
0.00%
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%