Earthquake Information for St. Lawrence County, New York

St. Lawrence County, NY has a moderate earthquake risk, with a total of 127 earthquakes since 1931. The USGS database shows that there is a 5.39% chance of a major earthquake within 50km of St. Lawrence County, NY within the next 50 years. The largest earthquake within 30 miles of St. Lawrence County, NY was a 3.8 Magnitude in 1987.

Risk Level:
Moderate
Total Number of Earthquakes in St. Lawrence County since 1931
127
Probability of A 5.0 Earthquake within next 50 years
5.39%

Earthquake Probability for St. Lawrence County, NY

View the probability of a major earthquake within the next 50 years in St. Lawrence County, NY.

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
5.39%
5.1
4.39%
5.2
4.39%
5.2
4.39%
5.3
3.57%
5.4
2.91%
5.5
2.38%
5.6
2.21%
5.7
1.81%
5.8
1.60%
5.9
1.32%
6.0
1.23%
6.1
0.99%
6.2
0.87%
6.3
0.70%
6.4
0.64%
6.5
0.51%
6.6
0.43%
6.7
0.39%
6.8
0.29%
6.9
0.23%
7.0
0.20%
7.1
0.13%
7.2
0.09%
7.3
0.07%
7.4
0.03%
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%