Earthquake Information for Arcata, California

Arcata, CA has a very high earthquake risk, with a total of 2,257 earthquakes since 1931. The USGS database shows that there is a 81.28% chance of a major earthquake within 50km of Arcata, CA within the next 50 years. The largest earthquake within 30 miles of Arcata, CA was a 7.3 Magnitude in 1980.

Risk Level:
Very High
Total Number of Earthquakes in Arcata since 1931 within 50 miles
2,257
Probability of A 5.0 Earthquake within next 50 years
81.28%

Earthquake Probability for Arcata, CA

View the probability of a major earthquake within the next 50 years in Arcata, CA.

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
81.28%
5.1
76.04%
5.2
76.04%
5.2
70.59%
5.3
65.11%
5.4
59.79%
5.5
54.76%
5.6
50.09%
5.7
45.84%
5.8
42.04%
5.9
38.67%
6.0
35.72%
6.1
32.94%
6.2
30.54%
6.3
28.44%
6.4
26.50%
6.5
24.84%
6.6
21.87%
6.7
19.30%
6.8
16.93%
6.9
14.33%
7.0
10.13%
7.1
6.80%
7.2
4.27%
7.3
2.80%
7.4
2.09%
7.5
0.91%
7.6
0.31%
7.7
0.04%
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%