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| Date (UTC) | Time (UTC) | Source Location | Magnitude | Source Type | Maximum Runup (m) |
| December 21, 1812 | 19:00:00 | 34.2N 119.7W | 7.7 ? | Earthquake and Landslide | 3.4 |
| Alaska | British Columbia | Washington | Oregon | California |
| 0 | 0 | 0 | 0 | 0 |