Earthquake Activity by Year
Annual M4+ earthquake counts from 2005 to 2025, with magnitude breakdowns and peak events. Data from USGS.
| Year | Total | M4 | M5 | M6+ | M7+ | Max | Avg Depth |
|---|---|---|---|---|---|---|---|
| 2025 | 18,258 | 16,133 | 1,981 | 144 | 16 | 8.8 | 72 km |
| 2024 | 14,132 | 12,628 | 1,405 | 99 | 10 | 7.5 | 93 km |
| 2023 | 16,178 | 14,400 | 1,631 | 147 | 19 | 7.8 | 86 km |
| 2022 | 15,714 | 13,990 | 1,597 | 127 | 11 | 7.6 | 85 km |
| 2021 | 17,257 | 15,034 | 2,066 | 157 | 19 | 8.2 | 78 km |
| 2020 | 13,934 | 12,486 | 1,327 | 121 | 9 | 7.8 | 91 km |
| 2019 | 13,526 | 11,882 | 1,499 | 145 | 10 | 8.0 | 91 km |
| 2018 | 14,495 | 12,734 | 1,628 | 133 | 17 | 8.2 | 101 km |
| 2017 | 13,075 | 11,514 | 1,451 | 110 | 7 | 8.2 | 95 km |
| 2016 | 15,388 | 13,684 | 1,557 | 147 | 16 | 7.9 | 88 km |
| 2015 | 15,325 | 13,757 | 1,422 | 146 | 19 | 8.3 | 88 km |
| 2014 | 17,532 | 15,791 | 1,586 | 155 | 12 | 8.2 | 84 km |
| 2013 | 13,450 | 11,847 | 1,461 | 142 | 19 | 8.3 | 66 km |
| 2012 | 12,631 | 10,935 | 1,563 | 133 | 16 | 8.6 | 58 km |
| 2011 | 15,808 | 13,112 | 2,489 | 207 | 20 | 9.1 | 52 km |
| 2010 | 12,504 | 10,109 | 2,221 | 174 | 24 | 8.8 | 54 km |
| 2009 | 8,868 | 6,804 | 1,905 | 159 | 17 | 8.1 | 60 km |
| 2008 | 14,234 | 12,272 | 1,783 | 179 | 12 | 7.9 | 80 km |
| 2007 | 14,343 | 12,061 | 2,086 | 196 | 18 | 8.4 | 77 km |
| 2006 | 14,674 | 12,799 | 1,722 | 153 | 11 | 8.3 | 80 km |
| 2005 | 15,703 | 13,861 | 1,692 | 150 | 11 | 8.6 | 72 km |