M1.6 earthquake 89 km SW of Adak, Alaska

Magnitude

1.6 (ml), micro

Local time

Fri, Feb 4, 2022, 3:21 AM HAST

UTC

2022-02-04 13:21:15 UTC

Depth

35.5 km (22.1 mi), shallow

Epicenter

51.348° N, 177.619° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

22

After

1. 1.6154 km W of Adak, AlaskaFri, Feb 4, 4:49 AM HAST · 1699 days ago · 8 km deep · 99 km away
2. 3.5138 km WSW of Adak, AlaskaFri, Feb 4, 2:39 PM HAST · 1699 days ago · 35 km deep · 52 km away
3. 1.665 km SSE of Adak, AlaskaFri, Feb 4, 9:10 PM HAST · 1698 days ago · 28 km deep · 86 km away
4. 1.6139 km WSW of Adak, AlaskaSat, Feb 5, 12:02 AM HAST · 1698 days ago · 26 km deep · 59 km away
5. 1.532 km S of Adak, AlaskaSat, Feb 5, 4:18 AM HAST · 1698 days ago · 61 km deep · 76 km away
6. 1.8Andreanof Islands, Aleutian Islands, AlaskaSat, Feb 5, 4:26 AM HAST · 1698 days ago · 23 km deep · 55 km away
7. 1.613 km SSE of Adak, AlaskaSat, Feb 5, 4:44 AM HAST · 1698 days ago · 64 km deep · 86 km away
8. 2.098 km WSW of Adak, AlaskaSat, Feb 5, 9:05 AM HAST · 1698 days ago · 67 km deep · 36 km away
9. 1.7170 km WSW of Adak, AlaskaSat, Feb 5, 9:48 AM HAST · 1698 days ago · 14 km deep · 91 km away
10. 1.9101 km WSW of Adak, AlaskaSat, Feb 5, 12:59 PM HAST · 1698 days ago · 30 km deep · 28 km away
11. 1.6155 km WSW of Adak, AlaskaSat, Feb 5, 3:46 PM HAST · 1697 days ago · 15 km deep · 84 km away
12. 2.661 km SSE of Adak, AlaskaSun, Feb 6, 4:16 PM HAST · 1696 days ago · 38 km deep · 88 km away
13. 2.0121 km WSW of Adak, AlaskaSun, Feb 6, 9:21 PM HAST · 1696 days ago · 17 km deep · 43 km away
14. 2.1134 km SW of Adak, AlaskaMon, Feb 7, 3:15 PM HAST · 1695 days ago · 37 km deep · 45 km away
15. 1.851 km WSW of Adak, AlaskaTue, Feb 8, 4:21 AM HAST · 1695 days ago · 65 km deep · 39 km away
16. 1.642 km SSE of Adak, AlaskaTue, Feb 8, 8:23 AM HAST · 1695 days ago · 26 km deep · 83 km away
17. 2.2134 km W of Adak, AlaskaTue, Feb 8, 3:47 PM HAST · 1694 days ago · 128 km deep · 96 km away
18. 1.8120 km SW of Adak, AlaskaWed, Feb 9, 1:41 AM HAST · 1694 days ago · 26 km deep · 40 km away
19. 2.141 km SSE of Adak, AlaskaWed, Feb 9, 5:15 AM HAST · 1694 days ago · 41 km deep · 92 km away
20. 1.5Andreanof Islands, Aleutian Islands, AlaskaWed, Feb 9, 5:42 AM HAST · 1694 days ago · 25 km deep · 71 km away
21. 1.799 km WSW of Adak, AlaskaWed, Feb 9, 7:03 AM HAST · 1694 days ago · 15 km deep · 21 km away
22. 1.865 km WSW of Adak, AlaskaWed, Feb 9, 6:32 PM HAST · 1693 days ago · 64 km deep · 31 km away
23. 1.631 km SSW of Adak, AlaskaFri, Feb 11, 5:54 PM HAST · 1691 days ago · 57 km deep · 60 km away
24. 2.960 km SSE of Adak, AlaskaFri, Feb 11, 7:55 PM HAST · 1691 days ago · 35 km deep · 90 km away
25. 1.640 km SSE of Adak, AlaskaSat, Feb 12, 9:02 AM HAST · 1691 days ago · 35 km deep · 92 km away
26. 1.960 km SSE of Adak, AlaskaSat, Feb 12, 2:05 PM HAST · 1691 days ago · 27 km deep · 96 km away
27. 2.5154 km WSW of Adak, AlaskaSat, Feb 12, 9:46 PM HAST · 1690 days ago · 74 km deep · 82 km away
28. 2.0137 km WSW of Adak, AlaskaSun, Feb 13, 12:04 AM HAST · 1690 days ago · 42 km deep · 57 km away
29. 3.335 km SE of Adak, AlaskaSun, Feb 13, 11:43 PM HAST · 1689 days ago · 53 km deep · 94 km away
30. 1.977 km SW of Adak, AlaskaMon, Feb 14, 6:58 AM HAST · 1689 days ago · 29 km deep · 13 km away
31. 1.9127 km WSW of Adak, AlaskaTue, Feb 15, 1:49 AM HAST · 1688 days ago · 13 km deep · 66 km away
32. 1.66 km ENE of Adak, AlaskaTue, Feb 15, 2:53 AM HAST · 1688 days ago · 7 km deep · 96 km away
33. 1.8108 km WSW of Adak, AlaskaTue, Feb 15, 3:33 PM HAST · 1687 days ago · 46 km deep · 33 km away
34. 2.1117 km SW of Adak, AlaskaWed, Feb 16, 4:14 PM HAST · 1686 days ago · 26 km deep · 27 km away
35. 1.867 km SW of Adak, AlaskaThu, Feb 17, 8:45 PM HAST · 1685 days ago · 31 km deep · 22 km away
36. 1.792 km WSW of Adak, AlaskaFri, Feb 18, 3:28 AM HAST · 1685 days ago · 43 km deep · 16 km away
37. 3.334 km S of Adak, AlaskaFri, Feb 18, 4:01 AM HAST · 1685 days ago · 68 km deep · 76 km away
38. 1.895 km WSW of Adak, AlaskaFri, Feb 18, 5:10 AM HAST · 1685 days ago · 56 km deep · 27 km away
39. 2.5140 km SW of Adak, AlaskaFri, Feb 18, 5:12 AM HAST · 1685 days ago · 35 km deep · 52 km away
40. 1.740 km SSE of Adak, AlaskaFri, Feb 18, 8:09 AM HAST · 1685 days ago · 33 km deep · 88 km away
41. 1.6112 km WSW of Adak, AlaskaFri, Feb 18, 8:29 AM HAST · 1685 days ago · 13 km deep · 42 km away
42. 1.793 km WSW of Adak, AlaskaFri, Feb 18, 10:23 PM HAST · 1684 days ago · 22 km deep · 26 km away
43. 2.8133 km SW of Adak, AlaskaFri, Feb 18, 11:50 PM HAST · 1684 days ago · 29 km deep · 45 km away
44. 1.751 km S of Adak, AlaskaSat, Feb 19, 2:29 AM HAST · 1684 days ago · 24 km deep · 75 km away
45. 1.760 km SSW of Adak, AlaskaSat, Feb 19, 3:16 AM HAST · 1684 days ago · 32 km deep · 43 km away
46. 1.861 km SSW of Adak, AlaskaSat, Feb 19, 6:44 AM HAST · 1684 days ago · 34 km deep · 44 km away
47. 1.897 km SW of Adak, AlaskaSat, Feb 19, 9:59 AM HAST · 1684 days ago · 16 km deep · 11 km away
48. 1.7128 km WSW of Adak, AlaskaSat, Feb 19, 11:48 AM HAST · 1684 days ago · 31 km deep · 49 km away
49. 1.9132 km WSW of Adak, AlaskaSat, Feb 19, 2:19 PM HAST · 1684 days ago · 28 km deep · 46 km away
50. 1.762 km SSW of Adak, AlaskaSat, Feb 19, 5:32 PM HAST · 1683 days ago · 34 km deep · 42 km away
51. 1.8101 km W of Adak, AlaskaSat, Feb 19, 6:34 PM HAST · 1683 days ago · 7 km deep · 68 km away
52. 1.871 km SW of Adak, AlaskaSun, Feb 20, 5:21 AM HAST · 1683 days ago · 23 km deep · 20 km away
53. 1.9Andreanof Islands, Aleutian Islands, AlaskaSun, Feb 20, 9:39 AM HAST · 1683 days ago · 13 km deep · 51 km away
54. 1.9120 km SW of Adak, AlaskaMon, Feb 21, 2:08 PM HAST · 1682 days ago · 35 km deep · 31 km away
55. 1.982 km W of Adak, AlaskaMon, Feb 21, 2:24 PM HAST · 1682 days ago · 9 km deep · 56 km away
56. 2.6124 km SW of Adak, AlaskaTue, Feb 22, 6:47 AM HAST · 1681 days ago · 35 km deep · 36 km away
57. 3.854 km SSE of Adak, AlaskaTue, Feb 22, 5:59 PM HAST · 1680 days ago · 35 km deep · 86 km away
58. 1.944 km SSE of Adak, AlaskaWed, Feb 23, 2:58 AM HAST · 1680 days ago · 33 km deep · 91 km away
59. 2.537 km SSW of Adak, AlaskaWed, Feb 23, 3:10 AM HAST · 1680 days ago · 35 km deep · 56 km away
60. 1.756 km SSE of Adak, AlaskaWed, Feb 23, 9:53 PM HAST · 1679 days ago · 22 km deep · 86 km away

The first 60 of at least 199.

Before

1. 1.745 km SSE of Adak, AlaskaThu, Feb 3, 11:49 PM HAST · 1699 days ago · 38 km deep · 82 km away
2. 1.651 km SW of Adak, AlaskaThu, Feb 3, 9:19 PM HAST · 1699 days ago · 42 km deep · 41 km away
3. 1.850 km SW of Adak, AlaskaThu, Feb 3, 8:24 PM HAST · 1699 days ago · 42 km deep · 42 km away
4. 1.764 km SSW of Adak, AlaskaThu, Feb 3, 5:41 PM HAST · 1699 days ago · 37 km deep · 42 km away
5. 1.818 km S of Adak, AlaskaThu, Feb 3, 3:59 PM HAST · 1699 days ago · 69 km deep · 78 km away
6. 1.775 km SW of Adak, AlaskaThu, Feb 3, 2:09 PM HAST · 1700 days ago · 40 km deep · 16 km away
7. 1.6108 km WSW of Adak, AlaskaThu, Feb 3, 11:51 AM HAST · 1700 days ago · 14 km deep · 53 km away
8. 1.746 km SSE of Adak, AlaskaThu, Feb 3, 8:46 AM HAST · 1700 days ago · 28 km deep · 88 km away
9. 1.978 km SSE of Adak, AlaskaThu, Feb 3, 5:49 AM HAST · 1700 days ago · 20 km deep · 94 km away
10. 2.2136 km SW of Adak, AlaskaWed, Feb 2, 11:27 PM HAST · 1700 days ago · 18 km deep · 48 km away
11. 1.9107 km SW of Adak, AlaskaWed, Feb 2, 11:18 PM HAST · 1700 days ago · 25 km deep · 18 km away
12. 2.515 km SW of Adak, AlaskaWed, Feb 2, 5:26 PM HAST · 1700 days ago · 109 km deep · 74 km away
13. 2.1132 km WSW of Adak, AlaskaWed, Feb 2, 2:11 PM HAST · 1701 days ago · 22 km deep · 47 km away
14. 4.4132 km WSW of Adak, AlaskaTue, Feb 1, 11:07 PM HAST · 1701 days ago · 46 km deep · 51 km away
15. 3.7138 km WSW of Adak, AlaskaTue, Feb 1, 6:51 PM HAST · 1701 days ago · 65 km deep · 61 km away
16. 1.966 km SSW of Adak, AlaskaTue, Feb 1, 11:03 AM HAST · 1702 days ago · 26 km deep · 40 km away
17. 1.8155 km W of Adak, AlaskaTue, Feb 1, 8:40 AM HAST · 1702 days ago · 17 km deep · 91 km away
18. 1.735 km SSW of Adak, AlaskaMon, Jan 31, 10:48 PM HAST · 1702 days ago · 25 km deep · 61 km away
19. 1.7119 km SW of Adak, AlaskaMon, Jan 31, 8:27 PM HAST · 1702 days ago · 26 km deep · 30 km away
20. 1.7150 km WSW of Adak, AlaskaMon, Jan 31, 7:38 PM HAST · 1702 days ago · 23 km deep · 64 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0221m3obdf. Read Wed, Sep 30, 2026, 12:35 PM UTC.