Earthquake Information for Markham, Washington

Markham, WA has a high earthquake risk, with a total of 44 earthquakes since 1931. The USGS database shows that there is a 48.75% chance of a major earthquake within 50km of Markham, WA within the next 50 years. The largest earthquake within 30 miles of Markham, WA was a 4.8 Magnitude in 2001.

Risk Level:
High
Total Number of Earthquakes in Markham since 1931 within 30 miles
44
Probability of A 5.0 Earthquake within next 50 years
48.75%

Earthquake Probability for Markham, WA

View the probability of a major earthquake within the next 50 years in Markham, WA.

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
48.75%
5.1
45.53%
5.2
45.53%
5.2
42.53%
5.3
39.75%
5.4
37.17%
5.5
34.80%
5.6
32.62%
5.7
30.62%
5.8
28.79%
5.9
27.12%
6.0
25.59%
6.1
23.89%
6.2
22.32%
6.3
20.87%
6.4
19.53%
6.5
18.22%
6.6
16.99%
6.7
15.84%
6.8
14.71%
6.9
13.59%
7.0
12.52%
7.1
11.57%
7.2
10.63%
7.3
10.58%
7.4
10.58%
7.5
10.58%
7.6
10.58%
7.7
10.58%
7.8
10.58%
7.9
10.58%
8.0
10.58%
8.1
10.18%
8.2
9.78%
8.3
9.40%
8.4
8.63%
8.5
7.83%
8.6
7.10%
8.7
6.41%
8.8
5.72%
8.9
4.60%
9.0
4.60%
9.1
1.17%
9.2
1.17%