M2.1 earthquake 87 km W of Adak, Alaska

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

AV

Local time

Thu, Jan 23, 2020, 1:48 AM HAST

UTC

2020-01-23 11:48:12 UTC

Depth

4.8 km (3.0 mi), shallow

Epicenter

51.860° N, 177.908° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.6 km horizontally, 1.3 km in depth

Magnitude uncertainty

±0.34

Depth from

From location

Station coverage gap

178°

Stations used

4

After

1. 2.386 km W of Adak, AlaskaThu, Jan 23, 1:51 AM HAST · 2443 days ago · 6 km deep · 1 km away
2. 2.683 km WNW of Adak, AlaskaThu, Jan 23, 1:59 AM HAST · 2443 days ago · 10 km deep · 29 km away
3. 2.589 km W of Adak, AlaskaThu, Jan 23, 2:03 AM HAST · 2443 days ago · 10 km deep · 7 km away
4. 1.689 km W of Adak, AlaskaThu, Jan 23, 2:05 AM HAST · 2443 days ago · 0 km deep · 3 km away
5. 1.787 km W of Adak, AlaskaThu, Jan 23, 2:06 AM HAST · 2443 days ago · 5 km deep · 0 km away
6. 2.886 km W of Adak, AlaskaThu, Jan 23, 2:11 AM HAST · 2443 days ago · 5 km deep · 3 km away
7. 2.987 km W of Adak, AlaskaThu, Jan 23, 2:11 AM HAST · 2443 days ago · 7 km deep · 3 km away
8. 2.795 km W of Adak, AlaskaThu, Jan 23, 2:13 AM HAST · 2443 days ago · 13 km deep · 9 km away
9. 2.281 km W of Adak, AlaskaThu, Jan 23, 2:19 AM HAST · 2443 days ago · 7 km deep · 7 km away
10. 2.491 km W of Adak, AlaskaThu, Jan 23, 2:24 AM HAST · 2443 days ago · 5 km deep · 4 km away
11. 2.578 km W of Adak, AlaskaThu, Jan 23, 2:29 AM HAST · 2443 days ago · 0 km deep · 9 km away
12. 1.980 km W of Adak, AlaskaThu, Jan 23, 2:30 AM HAST · 2443 days ago · 9 km deep · 8 km away
13. 2.079 km W of Adak, AlaskaThu, Jan 23, 2:32 AM HAST · 2443 days ago · 0 km deep · 8 km away
14. 2.182 km W of Adak, AlaskaThu, Jan 23, 2:35 AM HAST · 2443 days ago · 4 km deep · 7 km away
15. 2.391 km W of Adak, AlaskaThu, Jan 23, 2:37 AM HAST · 2443 days ago · 5 km deep · 4 km away
16. 2.189 km W of Adak, AlaskaThu, Jan 23, 2:39 AM HAST · 2443 days ago · 0 km deep · 5 km away
17. 2.280 km W of Adak, AlaskaThu, Jan 23, 2:44 AM HAST · 2443 days ago · 5 km deep · 7 km away
18. 3.582 km W of Adak, AlaskaThu, Jan 23, 2:46 AM HAST · 2443 days ago · 6 km deep · 5 km away
19. 3.777 km W of Adak, AlaskaThu, Jan 23, 2:48 AM HAST · 2443 days ago · 5 km deep · 16 km away
20. 2.680 km W of Adak, AlaskaThu, Jan 23, 2:56 AM HAST · 2443 days ago · 10 km deep · 9 km away
21. 2.877 km W of Adak, AlaskaThu, Jan 23, 3:06 AM HAST · 2443 days ago · 5 km deep · 11 km away
22. 2.678 km W of Adak, AlaskaThu, Jan 23, 3:06 AM HAST · 2443 days ago · 10 km deep · 9 km away
23. 2.782 km W of Adak, AlaskaThu, Jan 23, 3:08 AM HAST · 2443 days ago · 10 km deep · 7 km away
24. 2.393 km W of Adak, AlaskaThu, Jan 23, 3:14 AM HAST · 2443 days ago · 4 km deep · 6 km away
25. 2.483 km W of Adak, AlaskaThu, Jan 23, 3:15 AM HAST · 2443 days ago · 3 km deep · 5 km away
26. 2.491 km W of Adak, AlaskaThu, Jan 23, 3:17 AM HAST · 2443 days ago · 6 km deep · 4 km away
27. 1.787 km W of Adak, AlaskaThu, Jan 23, 3:20 AM HAST · 2443 days ago · 0 km deep · 1 km away
28. 2.584 km W of Adak, AlaskaThu, Jan 23, 3:23 AM HAST · 2443 days ago · 10 km deep · 7 km away
29. 4.285 km W of Adak, AlaskaThu, Jan 23, 3:28 AM HAST · 2443 days ago · 10 km deep · 13 km away
30. 2.180 km W of Adak, AlaskaThu, Jan 23, 3:31 AM HAST · 2443 days ago · 5 km deep · 9 km away
31. 2.883 km W of Adak, AlaskaThu, Jan 23, 3:34 AM HAST · 2443 days ago · 10 km deep · 5 km away
32. 2.4Andreanof Islands, Aleutian Islands, AlaskaThu, Jan 23, 3:37 AM HAST · 2443 days ago · 4 km deep · 1 km away
33. 2.276 km W of Adak, AlaskaThu, Jan 23, 3:39 AM HAST · 2443 days ago · 5 km deep · 11 km away
34. 2.378 km W of Adak, AlaskaThu, Jan 23, 3:40 AM HAST · 2443 days ago · 8 km deep · 10 km away
35. 2.680 km W of Adak, AlaskaThu, Jan 23, 3:42 AM HAST · 2443 days ago · 10 km deep · 8 km away
36. 3.088 km W of Adak, AlaskaThu, Jan 23, 3:47 AM HAST · 2443 days ago · 10 km deep · 3 km away
37. 3.377 km W of Adak, AlaskaThu, Jan 23, 3:48 AM HAST · 2443 days ago · 10 km deep · 12 km away
38. 2.591 km W of Adak, AlaskaThu, Jan 23, 3:52 AM HAST · 2443 days ago · 10 km deep · 12 km away
39. 2.487 km W of Adak, AlaskaThu, Jan 23, 4:01 AM HAST · 2443 days ago · 0 km deep · 0 km away
40. 3.074 km W of Adak, AlaskaThu, Jan 23, 4:02 AM HAST · 2443 days ago · 6 km deep · 13 km away
41. 1.977 km W of Adak, AlaskaThu, Jan 23, 4:08 AM HAST · 2443 days ago · 2 km deep · 11 km away
42. 2.598 km W of Adak, AlaskaThu, Jan 23, 4:12 AM HAST · 2443 days ago · 10 km deep · 14 km away
43. 2.393 km W of Adak, AlaskaThu, Jan 23, 4:28 AM HAST · 2443 days ago · 4 km deep · 6 km away
44. 1.684 km W of Adak, AlaskaThu, Jan 23, 4:30 AM HAST · 2443 days ago · 3 km deep · 4 km away
45. 2.586 km W of Adak, AlaskaThu, Jan 23, 4:34 AM HAST · 2443 days ago · 10 km deep · 5 km away
46. 2.680 km W of Adak, AlaskaThu, Jan 23, 4:38 AM HAST · 2443 days ago · 0 km deep · 7 km away
47. 2.580 km W of Adak, AlaskaThu, Jan 23, 4:46 AM HAST · 2443 days ago · 10 km deep · 8 km away
48. 2.584 km W of Adak, AlaskaThu, Jan 23, 4:51 AM HAST · 2443 days ago · 10 km deep · 4 km away
49. 2.279 km W of Adak, AlaskaThu, Jan 23, 4:56 AM HAST · 2443 days ago · 3 km deep · 9 km away
50. 2.783 km W of Adak, AlaskaThu, Jan 23, 5:01 AM HAST · 2443 days ago · 10 km deep · 13 km away
51. 2.487 km W of Adak, AlaskaThu, Jan 23, 5:13 AM HAST · 2443 days ago · 4 km deep · 2 km away
52. 2.182 km W of Adak, AlaskaThu, Jan 23, 5:30 AM HAST · 2443 days ago · 5 km deep · 7 km away
53. 2.585 km W of Adak, AlaskaThu, Jan 23, 5:31 AM HAST · 2443 days ago · 19 km deep · 5 km away
54. 2.181 km W of Adak, AlaskaThu, Jan 23, 5:31 AM HAST · 2443 days ago · 8 km deep · 6 km away
55. 1.689 km W of Adak, AlaskaThu, Jan 23, 5:36 AM HAST · 2443 days ago · 4 km deep · 3 km away
56. 2.391 km W of Adak, AlaskaThu, Jan 23, 5:36 AM HAST · 2443 days ago · 4 km deep · 4 km away
57. 2.674 km W of Adak, AlaskaThu, Jan 23, 5:43 AM HAST · 2443 days ago · 4 km deep · 13 km away
58. 2.682 km W of Adak, AlaskaThu, Jan 23, 5:44 AM HAST · 2443 days ago · 10 km deep · 7 km away
59. 2.775 km W of Adak, AlaskaThu, Jan 23, 5:45 AM HAST · 2443 days ago · 5 km deep · 14 km away
60. 1.979 km W of Adak, AlaskaThu, Jan 23, 5:51 AM HAST · 2443 days ago · 4 km deep · 8 km away

The first 60 of at least 200.

Before

1. 2.092 km W of Adak, AlaskaThu, Jan 23, 1:47 AM HAST · 2443 days ago · 6 km deep · 5 km away
2. 2.594 km W of Adak, AlaskaThu, Jan 23, 1:41 AM HAST · 2443 days ago · 4 km deep · 7 km away
3. 2.491 km W of Adak, AlaskaThu, Jan 23, 1:39 AM HAST · 2443 days ago · 4 km deep · 4 km away
4. 2.392 km W of Adak, AlaskaThu, Jan 23, 1:39 AM HAST · 2443 days ago · 6 km deep · 5 km away
5. 2.479 km W of Adak, AlaskaThu, Jan 23, 1:38 AM HAST · 2443 days ago · 5 km deep · 9 km away
6. 4.193 km W of Adak, AlaskaThu, Jan 23, 1:35 AM HAST · 2443 days ago · 10 km deep · 6 km away
7. 2.781 km W of Adak, AlaskaThu, Jan 23, 1:34 AM HAST · 2443 days ago · 3 km deep · 7 km away
8. 3.488 km W of Adak, AlaskaThu, Jan 23, 1:32 AM HAST · 2443 days ago · 8 km deep · 11 km away
9. 1.891 km W of Adak, AlaskaThu, Jan 23, 1:29 AM HAST · 2443 days ago · 3 km deep · 4 km away
10. 2.681 km W of Adak, AlaskaThu, Jan 23, 1:27 AM HAST · 2443 days ago · 10 km deep · 17 km away
11. 2.489 km W of Adak, AlaskaThu, Jan 23, 1:22 AM HAST · 2443 days ago · 7 km deep · 3 km away
12. 2.480 km W of Adak, AlaskaThu, Jan 23, 1:20 AM HAST · 2443 days ago · 3 km deep · 7 km away
13. 2.190 km W of Adak, AlaskaThu, Jan 23, 1:17 AM HAST · 2443 days ago · 6 km deep · 3 km away
14. 1.891 km W of Adak, AlaskaThu, Jan 23, 1:14 AM HAST · 2443 days ago · 1 km deep · 4 km away
15. 2.293 km W of Adak, AlaskaThu, Jan 23, 1:12 AM HAST · 2443 days ago · 6 km deep · 5 km away
16. 2.880 km W of Adak, AlaskaThu, Jan 23, 1:09 AM HAST · 2443 days ago · 11 km deep · 7 km away
17. 3.492 km W of Adak, AlaskaThu, Jan 23, 1:08 AM HAST · 2443 days ago · 10 km deep · 12 km away
18. 4.385 km W of Adak, AlaskaThu, Jan 23, 1:06 AM HAST · 2443 days ago · 10 km deep · 11 km away
19. 2.594 km W of Adak, AlaskaThu, Jan 23, 1:04 AM HAST · 2443 days ago · 4 km deep · 7 km away
20. 2.780 km W of Adak, AlaskaThu, Jan 23, 1:04 AM HAST · 2443 days ago · 9 km deep · 8 km away

From the USGS Earthquake Hazards Program and its partner networks, event av62127891. Read Thu, Oct 1, 2026, 1:52 PM UTC.