PlainQuake

US Earthquake Activity by State

M4+ earthquake activity across 38 US states and territories (2005-2025). Data from USGS.

# State Total Max
1 Alaska 8,929 7.9
2 Northern Mariana Islands 3,322 7.7
3 Guam 2,453 6.8
4 California 877 7.2
5 Puerto Rico 296 6.4
6 Oregon 263 6.3
7 U.S. Virgin Islands 220 6.1
8 Hawaii 203 6.9
9 Nevada 168 5.9
10 Oklahoma 97 5.8
11 Idaho 73 6.5
12 Georgia 67 6.0
13 Texas 51 5.4
14 New Mexico 36 5.4
15 Montana 28 5.8
16 Utah 25 5.7
17 American Samoa 24 5.8
18 Washington 17 4.7
19 Wyoming 13 4.8
20 Colorado 12 5.3
21 Kansas 12 4.9
22 Arizona 7 5.3
23 Arkansas 5 4.7
24 Virginia 5 5.8
25 Louisiana 4 5.3
26 Tennessee 3 4.4
27 Illinois 3 5.2
28 Nebraska 2 4.1
29 Missouri 2 4.0
30 Kentucky 1 4.2
31 Maine 1 4.7
32 South Carolina 1 4.1
33 Michigan 1 4.2
34 Delaware 1 4.1
35 Ohio 1 4.0
36 Maryland 1 4.6
37 North Carolina 1 5.1
38 Florida 1 4.0