Earthquake Information for Richwoods Township, Arkansas

Richwoods Township, AR has a moderate earthquake risk, with a total of 64 earthquakes since 1931. The USGS database shows that there is a 5.79% 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 3.9 Magnitude in 2000.

Risk Level:
Moderate
Total Number of Earthquakes in Richwoods Township since 1931 within 30 miles
64
Probability of A 5.0 Earthquake within next 50 years
5.79%

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
5.79%
5.1
4.69%
5.2
4.69%
5.2
4.69%
5.3
3.80%
5.4
3.08%
5.5
2.49%
5.6
2.31%
5.7
1.87%
5.8
1.64%
5.9
1.33%
6.0
1.23%
6.1
0.97%
6.2
0.83%
6.3
0.64%
6.4
0.57%
6.5
0.42%
6.6
0.34%
6.7
0.30%
6.8
0.19%
6.9
0.14%
7.0
0.11%
7.1
0.07%
7.2
0.05%
7.3
0.03%
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%