Date Time (UT) Latitude Longitude Depth (km) Magnitude State/Province Felt










2023/01/01 09:06:48 17.927 -66.915 14.0 3.8 Puerto Rico ? 20230101090648 Mechanism
2023/01/04 16:10:39 65.358 -145.075 6.1 3.8 Alaska ? 20230104161039 Mechanism
2023/01/11 07:00:47 60.155 -141.061 5.0 4.5 Alaska ? 20230111070047 Mechanism
2023/01/16 17:43:27 61.719 -149.572 25.4 4.6 Alaska ? 20230116174327 Mechanism
2023/01/17 04:48:15 58.130 -137.505 16.0 4.4 Alaska ? 20230117044815 Mechanism
2023/01/24 19:57:04 31.681 -104.387 6.3 3.5 Texas ? 20230124195704 Mechanism
2023/01/30 09:02:46 61.531 -140.705 5.0 4.5 Yukon, Canada ? 20230130090246 Mechanism
2023/01/30 19:28:52 45.747 -110.586 5.0 4.1 Montana ? 20230130192852 Mechanism
2023/02/02 14:48:25 61.072 -152.141 100.5 4.7 Alaska ? 20230202144825 Mechanism
2023/02/03 02:53:15 61.480 -140.718 5.0 4.1 Yukon, Canada ? 20230203025315 Mechanism
2023/02/11 20:27:18 32.751 -100.553 8.9 3.5 Texas ? 20230211202718 Mechanism
2023/02/12 01:22:17 43.534 -110.398 5.0 3.5 Wyoming ? 20230212012217 Mechanism
2023/02/16 10:29:05 32.752 -100.637 1.8 4.3 Texas ? 20230216102905 Mechanism
2023/02/16 23:32:34 61.534 -150.555 61.5 3.9 Alaska ? 20230216233234 Mechanism
2023/02/18 12:00:25 62.867 -148.190 66.7 3.8 Alaska ? 20230218120025 Mechanism
2023/02/19 01:46:57 59.392 -153.058 81.7 4.0 Alaska ? 20230219014657 Mechanism
2023/02/19 15:32:54 63.251 -150.555 135.4 3.7 Alaska ? 20230219153254 Mechanism
2023/02/19 19:51:50 63.542 -157.898 13.9 3.4 Alaska ? 20230219195150 Mechanism
2023/02/20 05:34:16 58.930 -154.529 130.0 4.2 Alaska ? 20230220053416 Mechanism
2023/02/22 07:44:10 31.673 -104.374 6.1 4.1 Texas ? 20230222074410 Mechanism
2023/02/22 08:51:24 31.669 -104.368 6.5 3.9 Texas ? 20230222085124 Mechanism
2023/02/28 23:26:08 31.613 -103.990 8.5 4.1 Texas ? 20230228232608 Mechanism
2023/03/02 06:56:29 63.902 -153.268 21.5 4.3 Alaska ? 20230302065629 Mechanism
2023/03/07 09:36:44 31.664 -104.354 6.2 3.6 Texas ? 20230307093644 Mechanism
2023/03/08 07:32:55 61.329 -140.606 10.0 4.5 Yukon, Canada ? 20230308073255 Mechanism
2023/03/08 17:24:25 61.475 -149.428 40.4 3.9 Alaska ? 20230308172425 Mechanism
2023/03/10 06:06:47 37.198 -104.698 1.8 4.3 Colorado ? 20230310060647 Mechanism
2023/03/10 20:31:36 37.176 -104.728 6.1 3.9 Colorado ? 20230310203136 Mechanism
2023/03/12 03:03:57 44.627 -116.080 14.9 3.9 Idaho ? 20230312030357 Mechanism
2023/03/14 04:22:45 37.209 -104.738 9.0 3.6 Colorado ? 20230314042245 Mechanism
2023/03/15 07:51:46 17.929 -66.957 7.0 4.2 Puerto Rico ? 20230315075146 Mechanism
2023/03/16 14:46:18 56.113 -116.613 9.8 4.8 Alberta, Canada ? 20230316144618 Mechanism
2023/03/16 14:59:10 56.095 -116.623 10.0 5.0 Alberta, Canada ? 20230316145910 Mechanism
2023/03/19 11:10:10 37.282 -104.441 4.2 3.8 Colorado ? 20230319111010 Mechanism
2023/03/19 15:06:27 59.610 -151.907 65.4 5.4 Alaska ? 20230319150627 Mechanism
2023/03/22 09:59:13 58.108 -137.543 16.0 3.8 Alaska ? 20230322095913 Mechanism
2023/03/22 14:34:05 58.189 -137.358 16.6 3.9 Alaska ? 20230322143405 Mechanism
2023/03/31 10:33:54 66.334 -154.664 3.1 3.7 Alaska ? 20230331103354 Mechanism
2023/04/01 12:14:58 44.321 -115.147 10.0 3.6 Idaho ? 20230401121458 Mechanism
2023/04/03 12:27:14 61.371 -150.182 36.7 3.8 Alaska ? 20230403122714 Mechanism
2023/04/03 13:27:05 58.358 -151.357 13.1 3.9 Alaska ? 20230403132705 Mechanism
2023/04/06 08:57:16 35.787 -96.964 10.8 4.2 Oklahoma ? 20230406085716 Mechanism
2023/04/06 14:20:29 63.048 -150.443 100.2 3.6 Alaska ? 20230406142029 Mechanism
2023/04/07 13:36:33 35.789 -96.975 0.9 3.4 Oklahoma ? 20230407133633 Mechanism
2023/04/10 06:14:48 32.262 -101.933 8.9 3.6 Texas ? 20230410061448 Mechanism
2023/04/14 16:10:26 63.207 -148.171 73.6 3.8 Alaska ? 20230414161026 Mechanism
2023/04/17 18:03:41 31.665 -104.289 9.4 3.6 Texas ? 20230417180341 Mechanism
2023/04/17 20:55:01 31.659 -104.360 6.4 3.5 Texas ? 20230417205501 Mechanism
2023/04/20 04:25:39 31.600 -103.981 10.3 3.4 Texas ? 20230420042539 Mechanism
2023/04/23 18:10:08 43.864 -76.023 8.9 3.6 New York ? 20230423181008 Mechanism
2023/04/26 20:03:12 44.696 -114.432 14.1 3.7 Idaho ? 20230426200312 Mechanism
2023/05/09 03:40:56 63.649 -149.664 119.4 3.7 Alaska ? 20230509034056 Mechanism
2023/05/10 23:20:50 31.531 -104.154 9.0 3.6 Texas ? 20230510232050 Mechanism
2023/05/11 07:31:20 31.537 -104.151 6.9 3.5 Texas ? 20230511073120 Mechanism
2023/05/13 03:53:58 61.072 -151.330 9.1 4.3 Alaska ? 20230513035358 Mechanism
2023/05/16 17:04:07 62.331 -149.608 44.1 3.8 Alaska ? 20230516170407 Mechanism
2023/05/19 18:37:30 31.607 -103.995 9.9 3.7 Texas ? 20230519183730 Mechanism
2023/05/21 03:26:29 37.263 -117.601 10.6 4.2 California ? 20230521032629 Mechanism
2023/05/25 09:29:51 31.706 -104.547 6.4 3.5 Texas ? 20230525092951 Mechanism
2023/05/25 12:54:32 60.028 -140.419 2.5 3.8 Alaska ? 20230525125432 Mechanism
2023/05/26 02:17:59 61.713 -150.860 55.7 4.1 Alaska ? 20230526021759 Mechanism
2023/05/26 02:57:53 60.155 -140.536 0.0 3.8 Alaska ? 20230526025753 Mechanism
2023/05/27 16:49:23 60.294 -152.984 135.5 4.4 Alaska ? 20230527164923 Mechanism
2023/05/28 11:30:58 62.985 -149.757 74.5 3.8 Alaska ? 20230528113058 Mechanism
2023/06/01 18:55:44 37.264 -104.514 8.6 3.4 Colorado ? 20230601185544 Mechanism
2023/06/02 00:23:05 39.614 -119.980 7.1 4.0 Nevada ? 20230602002305 Mechanism
2023/06/02 08:14:47 41.367 -106.763 15.4 3.9 Wyoming ? 20230602081447 Mechanism
2023/06/02 21:51:49 31.671 -104.411 6.9 3.4 Texas ? 20230602215149 Mechanism
2023/06/11 14:32:20 65.572 -144.480 13.5 5.0 Alaska ? 20230611143220 Mechanism
2023/06/12 12:38:26 44.681 -114.247 6.3 3.7 Idaho ? 20230612123826 Mechanism
2023/06/13 10:50:22 64.416 -163.597 19.4 3.8 Alaska ? 20230613105022 Mechanism
2023/06/13 20:08:13 61.391 -150.883 56.5 3.9 Alaska ? 20230613200813 Mechanism
2023/06/16 07:23:29 64.420 -163.638 14.2 4.2 Alaska ? 20230616072329 Mechanism
2023/06/18 09:14:31 58.096 -154.601 86.0 5.0 Alaska ? 20230618091431 Mechanism
2023/06/19 14:13:06 37.300 -104.477 4.8 3.8 Colorado ? 20230619141306 Mechanism
2023/06/19 14:18:56 37.303 -104.447 4.9 4.3 Colorado ? 20230619141856 Mechanism
2023/06/21 14:26:08 62.426 -150.557 61.3 3.8 Alaska ? 20230621142608 Mechanism
2023/06/22 19:50:19 62.176 -149.427 38.4 3.6 Alaska ? 20230622195019 Mechanism
2023/06/24 21:24:47 61.292 -150.099 36.0 3.6 Alaska ? 20230624212447 Mechanism
2023/06/26 08:01:30 66.314 -154.814 0.0 3.4 Alaska ? 20230626080130 Mechanism
2023/06/27 06:28:36 62.187 -151.109 70.4 3.8 Alaska ? 20230627062836 Mechanism
2023/06/29 18:02:56 62.476 -148.238 43.2 3.7 Alaska ? 20230629180256 Mechanism
2023/07/03 11:19:24 63.097 -150.882 117.4 3.4 Alaska ? 20230703111924 Mechanism
2023/07/03 14:47:29 61.298 -149.589 28.2 4.6 Alaska ? 20230703144729 Mechanism
2023/07/07 17:41:15 31.656 -104.304 7.9 3.3 Texas ? 20230707174115 Mechanism
2023/07/11 21:44:27 44.611 -112.480 8.1 3.7 Montana ? 20230711214427 Mechanism
2023/07/12 15:02:39 31.565 -104.097 6.1 3.9 Texas ? 20230712150239 Mechanism
2023/07/13 06:39:00 63.628 -149.924 139.9 3.5 Alaska ? 20230713063900 Mechanism
2023/07/13 12:59:58 62.975 -150.506 102.7 3.4 Alaska ? 20230713125958 Mechanism
2023/07/13 18:47:28 64.671 -164.103 6.6 3.5 Alaska ? 20230713184728 Mechanism
2023/07/14 22:26:08 44.596 -112.604 10.0 4.2 Montana ? 20230714222608 Mechanism
2023/07/16 04:36:09 38.541 -118.162 8.0 4.0 Nevada ? 20230716043609 Mechanism
2023/07/16 20:57:19 35.549 -96.765 1.6 3.2 Oklahoma ? 20230716205719 Mechanism
2023/07/17 00:46:17 35.541 -96.759 1.6 3.2 Oklahoma ? 20230717004617 Mechanism
2023/07/17 01:27:32 59.704 -139.587 4.0 3.8 Alaska ? 20230717012732 Mechanism
2023/07/17 10:40:53 61.442 -149.479 37.2 3.4 Alaska ? 20230717104053 Mechanism
2023/07/19 07:34:23 39.523 -116.518 2.4 5.1 Nevada ? 20230719073423 Mechanism
2023/07/19 19:15:12 62.229 -147.865 26.7 3.4 Alaska ? 20230719191512 Mechanism
2023/07/22 09:24:22 31.935 -102.342 7.9 3.9 Texas ? 20230722092422 Mechanism
2023/07/23 01:55:24 69.616 -145.558 0.4 3.9 Alaska ? 20230723015524 Mechanism
2023/07/29 19:32:48 68.619 -148.615 10.5 4.0 Alaska ? 20230729193248 Mechanism
2023/07/31 09:25:21 32.378 -101.661 5.8 3.5 Texas ? 20230731092521 Mechanism
2023/08/04 17:49:19 31.681 -104.392 6.1 3.4 Texas ? 20230804174919 Mechanism
2023/08/06 00:17:51 59.686 -153.300 107.4 4.4 Alaska ? 20230806001751 Mechanism
2023/08/06 04:03:40 44.822 -114.396 14.4 3.9 Idaho ? 20230806040340 Mechanism
2023/08/06 10:27:59 36.911 -104.855 9.5 3.8 New Mexico ? 20230806102759 Mechanism
2023/08/06 20:22:05 61.309 -139.947 10.0 4.8 Yukon, Canada ? 20230806202205 Mechanism
2023/08/08 10:17:23 47.610 -121.794 17.4 3.8 Washington ? 20230808101723 Mechanism
2023/08/08 22:34:51 31.676 -104.405 7.0 3.5 Texas ? 20230808223451 Mechanism
2023/08/11 08:20:08 62.884 -150.512 90.7 3.8 Alaska ? 20230811082008 Mechanism
2023/08/13 23:36:28 19.473 -155.284 25.0 4.6 Hawaii ? 20230813233628 Mechanism
2023/08/19 02:17:52 31.678 -104.386 5.7 3.4 Texas ? 20230819021752 Mechanism
2023/08/19 09:05:25 60.086 -140.138 2.6 3.4 Alaska ? 20230819090525 Mechanism
2023/08/20 19:30:54 44.615 -112.614 11.7 3.4 Montana ? 20230820193027 Mechanism
2023/08/22 06:15:17 31.614 -103.993 7.9 3.6 Texas ? 20230822061517 Mechanism
2023/08/22 06:16:25 31.610 -103.998 8.9 3.4 Texas ? 20230822061625 Mechanism
2023/08/22 07:00:13 31.611 -104.002 8.9 3.6 Texas ? 20230822070013 Mechanism
2023/08/22 22:58:00 31.661 -104.316 7.9 4.0 Texas ? 20230822225800 Mechanism
2023/08/26 07:35:29 37.022 -104.979 5.5 3.4 New Mexico ? 20230826073529 Mechanism
2023/08/26 08:38:44 36.990 -104.928 4.2 4.0 New Mexico ? 20230826083844 Mechanism
2023/08/26 13:30:11 31.614 -104.496 6.9 3.8 Texas ? 20230826133011 Mechanism
2023/08/26 23:05:23 31.594 -104.524 8.0 3.2 Texas ? 20230826230523 Mechanism
2023/08/27 11:27:00 61.443 -150.697 46.3 3.7 Alaska ? 20230827112700 Mechanism
2023/08/28 02:43:26 41.737 -80.969 5.0 3.6 Ohio ? 20230828024326 Mechanism
2023/08/31 00:11:18 41.390 -111.655 11.8 3.7 Utah ? 20230831001118 Mechanism
2023/09/02 04:28:28 31.586 -104.499 6.1 3.4 Texas ? 20230902042828 Mechanism
2023/09/05 07:50:50 60.685 -146.886 31.5 3.7 Alaska ? 20230905075050 Mechanism
2023/09/06 15:49:19 64.260 -146.072 15.4 3.5 Alaska ? 20230906154919 Mechanism
2023/09/10 23:46:13 37.183 -104.772 5.9 3.6 Colorado ? 20230910234613 Mechanism
2023/09/13 06:46:43 61.382 -139.960 1.1 4.1 Yukon, Canada ? 20230913064643 Mechanism
2023/09/14 18:50:41 29.075 -97.865 5.3 4.1 Texas ? 20230914185041 Mechanism
2023/09/14 22:35:05 59.314 -153.504 103.6 4.0 Alaska ? 20230914223505 Mechanism










Note: "SW Study only" means that the earthquake was processed for the purpose of obtaining group velocities for tomographic studies. In the case of earthquakes in California, the definitive source parameters are obtained from the California Integrated Seismic Network.