Earthquake Information for Cross County, Arkansas

Cross County, AR has a moderate earthquake risk, with a total of 3 earthquakes since 1931. The USGS database shows that there is a 14.34% chance of a major earthquake within 50km of Cross County, AR within the next 50 years. The largest earthquake within 30 miles of Cross County, AR was a 4.9 Magnitude in 1976.

Risk Level:
Moderate
Total Number of Earthquakes in Cross County since 1931
3
Probability of A 5.0 Earthquake within next 50 years
14.34%

Earthquake Probability for Cross County, AR

View the probability of a major earthquake within the next 50 years in Cross County, AR.

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
14.34%
5.1
13.35%
5.2
13.35%
5.2
13.35%
5.3
12.55%
5.4
11.90%
5.5
11.38%
5.6
11.21%
5.7
10.82%
5.8
10.61%
5.9
10.34%
6.0
10.25%
6.1
10.02%
6.2
9.89%
6.3
9.72%
6.4
9.67%
6.5
9.54%
6.6
9.47%
6.7
9.43%
6.8
9.33%
6.9
9.28%
7.0
9.25%
7.1
9.18%
7.2
9.14%
7.3
9.13%
7.4
7.78%
7.5
5.99%
7.6
5.99%
7.7
1.41%
7.8
1.41%
7.9
1.41%
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%