Earthquake Information for Butte County, California

Butte County, CA has a high earthquake risk, with a total of 111 earthquakes since 1931. The USGS database shows that there is a 50.67% chance of a major earthquake within 50km of Butte County, CA within the next 50 years. The largest earthquake within 30 miles of Butte County, CA was a 5.7 Magnitude in 1975.

Risk Level:
High
Total Number of Earthquakes in Butte County since 1931
111
Probability of A 5.0 Earthquake within next 50 years
50.67%

Earthquake Probability for Butte County, CA

View the probability of a major earthquake within the next 50 years in Butte County, 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
50.67%
5.1
44.37%
5.2
44.37%
5.2
38.52%
5.3
33.19%
5.4
28.41%
5.5
24.17%
5.6
20.46%
5.7
17.23%
5.8
14.45%
5.9
12.06%
6.0
10.02%
6.1
7.86%
6.2
6.02%
6.3
4.38%
6.4
3.00%
6.5
1.82%
6.6
1.48%
6.7
1.18%
6.8
0.92%
6.9
0.70%
7.0
0.49%
7.1
0.36%
7.2
0.25%
7.3
0.18%
7.4
0.11%
7.5
0.05%
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%