Earthquake Information for Alpharetta, Georgia

Alpharetta, GA has a very low earthquake risk, with a total of 1 earthquakes since 1931. The USGS database shows that there is a 1.14% chance of a major earthquake within 50km of Alpharetta, GA within the next 50 years. The largest earthquake within 30 miles of Alpharetta, GA was a 0 Magnitude in .

Risk Level:
Very Low
Total Number of Earthquakes in Alpharetta since 1931 within 50 miles
1
Probability of A 5.0 Earthquake within next 50 years
1.14%
  • There are no earthquakes reported in Alpharetta, GA.
  • There are no earthquakes reported in Alpharetta, GA.

Earthquake Probability for Alpharetta, GA

View the probability of a major earthquake within the next 50 years in Alpharetta, GA.

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
1.14%
5.1
0.92%
5.2
0.92%
5.2
0.92%
5.3
0.75%
5.4
0.61%
5.5
0.50%
5.6
0.47%
5.7
0.39%
5.8
0.34%
5.9
0.28%
6.0
0.27%
6.1
0.22%
6.2
0.19%
6.3
0.15%
6.4
0.14%
6.5
0.11%
6.6
0.10%
6.7
0.09%
6.8
0.07%
6.9
0.05%
7.0
0.05%
7.1
0.03%
7.2
0.02%
7.3
0.02%
7.4
0.01%
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%