Earthquake Information for Richwoods Township, Arkansas

Richwoods Township, AR has a moderate earthquake risk, with a total of 18 earthquakes since 1931. The USGS database shows that there is a 12.34% chance of a major earthquake within 50km of Richwoods Township, AR within the next 50 years. The largest earthquake within 30 miles of Richwoods Township, AR was a 3.4 Magnitude in 1979.

Risk Level:
Moderate
Total Number of Earthquakes in Richwoods Township since 1931 within 30 miles
18
Probability of A 5.0 Earthquake within next 50 years
12.34%

Earthquake Probability for Richwoods Township, AR

View the probability of a major earthquake within the next 50 years in Richwoods Township, 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
12.34%
5.1
11.48%
5.2
11.48%
5.2
11.48%
5.3
10.80%
5.4
10.24%
5.5
9.79%
5.6
9.65%
5.7
9.31%
5.8
9.13%
5.9
8.89%
6.0
8.82%
6.1
8.60%
6.2
8.49%
6.3
8.33%
6.4
8.28%
6.5
8.16%
6.6
8.09%
6.7
8.06%
6.8
7.97%
6.9
7.93%
7.0
7.90%
7.1
7.85%
7.2
7.82%
7.3
7.80%
7.4
6.65%
7.5
5.12%
7.6
5.12%
7.7
1.20%
7.8
1.20%
7.9
1.20%
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%