M1.6 earthquake 27 km SW of Adak, Alaska

Magnitude

1.6 (ml), micro

Local time

Thu, Mar 31, 2022, 11:20 PM HADT

UTC

2022-04-01 08:20:49 UTC

Depth

66.4 km (41.3 mi), shallow

Epicenter

51.706° N, 176.928° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

17

After

1. 1.630 km ESE of Adak, AlaskaFri, Apr 1, 12:59 AM HADT · 1644 days ago · 70 km deep · 47 km away
2. 1.931 km SW of Adak, AlaskaFri, Apr 1, 3:18 AM HADT · 1643 days ago · 61 km deep · 6 km away
3. 1.659 km SE of Adak, AlaskaFri, Apr 1, 6:43 AM HADT · 1643 days ago · 7 km deep · 63 km away
4. 1.792 km WSW of Adak, AlaskaFri, Apr 1, 7:32 AM HADT · 1643 days ago · 12 km deep · 66 km away
5. 2.034 km WSW of Adak, AlaskaFri, Apr 1, 9:57 AM HADT · 1643 days ago · 80 km deep · 14 km away
6. 1.536 km SSW of Adak, AlaskaFri, Apr 1, 2:24 PM HADT · 1643 days ago · 35 km deep · 20 km away
7. 1.8105 km SW of Adak, AlaskaFri, Apr 1, 2:31 PM HADT · 1643 days ago · 19 km deep · 78 km away
8. 2.067 km WSW of Adak, AlaskaSun, Apr 3, 3:07 AM HADT · 1641 days ago · 56 km deep · 42 km away
9. 2.665 km ENE of Adak, AlaskaSun, Apr 3, 1:08 PM HADT · 1641 days ago · 199 km deep · 91 km away
10. 3.075 km WSW of Adak, AlaskaMon, Apr 4, 5:20 AM HADT · 1640 days ago · 74 km deep · 50 km away
11. 1.892 km WSW of Adak, AlaskaMon, Apr 4, 3:33 PM HADT · 1640 days ago · 13 km deep · 66 km away
12. 1.8Andreanof Islands, Aleutian Islands, AlaskaTue, Apr 5, 2:27 AM HADT · 1640 days ago · 14 km deep · 65 km away
13. 1.985 km WSW of Adak, AlaskaTue, Apr 5, 10:29 AM HADT · 1639 days ago · 43 km deep · 59 km away
14. 3.1113 km WSW of Adak, AlaskaTue, Apr 5, 8:00 PM HADT · 1639 days ago · 10 km deep · 87 km away
15. 1.767 km SSW of Adak, AlaskaTue, Apr 5, 11:52 PM HADT · 1639 days ago · 23 km deep · 47 km away
16. 2.747 km ENE of Adak, AlaskaWed, Apr 6, 4:17 AM HADT · 1638 days ago · 133 km deep · 73 km away
17. 1.8109 km SSW of Adak, AlaskaWed, Apr 6, 6:48 AM HADT · 1638 days ago · 49 km deep · 88 km away
18. 2.669 km ESE of Adak, AlaskaWed, Apr 6, 12:59 PM HADT · 1638 days ago · 33 km deep · 82 km away
19. 1.864 km SSE of Adak, AlaskaWed, Apr 6, 5:33 PM HADT · 1638 days ago · 21 km deep · 63 km away
20. 1.7124 km WSW of Adak, AlaskaThu, Apr 7, 11:35 AM HADT · 1637 days ago · 15 km deep · 99 km away
21. 1.6111 km WSW of Adak, AlaskaThu, Apr 7, 11:05 PM HADT · 1637 days ago · 46 km deep · 85 km away
22. 1.520 km SE of Adak, AlaskaFri, Apr 8, 7:40 AM HADT · 1636 days ago · 63 km deep · 33 km away
23. 1.872 km WSW of Adak, AlaskaSat, Apr 9, 4:18 PM HADT · 1635 days ago · 79 km deep · 51 km away
24. 1.739 km S of Adak, AlaskaSat, Apr 9, 5:53 PM HADT · 1635 days ago · 37 km deep · 24 km away
25. 2.345 km E of Adak, AlaskaSun, Apr 10, 2:02 AM HADT · 1635 days ago · 79 km deep · 69 km away
26. 1.794 km WSW of Adak, AlaskaSun, Apr 10, 4:31 AM HADT · 1634 days ago · 14 km deep · 68 km away
27. 2.062 km SE of Adak, AlaskaSun, Apr 10, 7:28 AM HADT · 1634 days ago · 22 km deep · 65 km away
28. 1.936 km ESE of Adak, AlaskaSun, Apr 10, 8:08 AM HADT · 1634 days ago · 57 km deep · 54 km away
29. 1.875 km SE of Adak, AlaskaSun, Apr 10, 5:34 PM HADT · 1634 days ago · 18 km deep · 85 km away
30. 3.2115 km WSW of Adak, AlaskaSun, Apr 10, 7:40 PM HADT · 1634 days ago · 16 km deep · 89 km away
31. 1.755 km WSW of Adak, AlaskaSun, Apr 10, 9:31 PM HADT · 1634 days ago · 70 km deep · 30 km away
32. 2.337 km ENE of Adak, AlaskaSun, Apr 10, 10:01 PM HADT · 1634 days ago · 127 km deep · 65 km away
33. 1.6114 km WSW of Adak, AlaskaMon, Apr 11, 3:31 AM HADT · 1633 days ago · 13 km deep · 89 km away
34. 1.546 km SW of Adak, AlaskaMon, Apr 11, 7:52 AM HADT · 1633 days ago · 44 km deep · 19 km away
35. 1.5124 km WSW of Adak, AlaskaMon, Apr 11, 11:18 AM HADT · 1633 days ago · 26 km deep · 99 km away
36. 3.6Andreanof Islands, Aleutian Islands, AlaskaTue, Apr 12, 6:27 AM HADT · 1632 days ago · 82 km deep · 52 km away
37. 1.635 km SSE of Adak, AlaskaTue, Apr 12, 11:24 AM HADT · 1632 days ago · 50 km deep · 40 km away
38. 1.641 km S of Adak, AlaskaTue, Apr 12, 7:29 PM HADT · 1632 days ago · 24 km deep · 28 km away
39. 2.551 km NE of Adak, AlaskaTue, Apr 12, 8:56 PM HADT · 1632 days ago · 188 km deep · 79 km away
40. 1.662 km SW of Adak, AlaskaWed, Apr 13, 12:28 AM HADT · 1632 days ago · 34 km deep · 35 km away
41. 1.539 km SSE of Adak, AlaskaWed, Apr 13, 2:57 AM HADT · 1631 days ago · 31 km deep · 43 km away
42. 1.660 km SSE of Adak, AlaskaWed, Apr 13, 3:26 AM HADT · 1631 days ago · 17 km deep · 58 km away
43. 1.561 km SSE of Adak, AlaskaWed, Apr 13, 3:53 AM HADT · 1631 days ago · 22 km deep · 63 km away
44. 1.640 km SSE of Adak, AlaskaWed, Apr 13, 6:14 AM HADT · 1631 days ago · 35 km deep · 43 km away
45. 1.762 km SE of Adak, AlaskaWed, Apr 13, 8:21 AM HADT · 1631 days ago · 23 km deep · 70 km away
46. 1.763 km SSW of Adak, AlaskaWed, Apr 13, 12:14 PM HADT · 1631 days ago · 39 km deep · 39 km away
47. 1.745 km SW of Adak, AlaskaThu, Apr 14, 4:39 AM HADT · 1630 days ago · 57 km deep · 19 km away
48. 1.781 km WSW of Adak, AlaskaThu, Apr 14, 1:45 PM HADT · 1630 days ago · 40 km deep · 56 km away
49. 2.279 km SW of Adak, AlaskaThu, Apr 14, 4:31 PM HADT · 1630 days ago · 35 km deep · 52 km away
50. 3.464 km SSW of Adak, AlaskaFri, Apr 15, 10:40 AM HADT · 1629 days ago · 35 km deep · 42 km away
51. 1.678 km W of Adak, AlaskaFri, Apr 15, 10:54 AM HADT · 1629 days ago · 5 km deep · 60 km away
52. 3.395 km SW of Adak, AlaskaFri, Apr 15, 3:53 PM HADT · 1629 days ago · 35 km deep · 68 km away
53. 1.880 km SE of Adak, AlaskaSat, Apr 16, 12:13 AM HADT · 1629 days ago · 27 km deep · 90 km away
54. 3.776 km ESE of Adak, AlaskaSat, Apr 16, 3:01 AM HADT · 1628 days ago · 35 km deep · 92 km away
55. 3.094 km W of Adak, AlaskaSat, Apr 16, 4:35 AM HADT · 1628 days ago · 115 km deep · 75 km away
56. 2.064 km SE of Adak, AlaskaSat, Apr 16, 5:43 AM HADT · 1628 days ago · 21 km deep · 69 km away
57. 2.7110 km WSW of Adak, AlaskaSat, Apr 16, 8:03 AM HADT · 1628 days ago · 27 km deep · 85 km away
58. 3.662 km SE of Adak, AlaskaSat, Apr 16, 8:30 AM HADT · 1628 days ago · 42 km deep · 72 km away
59. 1.939 km SSE of Adak, AlaskaSat, Apr 16, 2:36 PM HADT · 1628 days ago · 51 km deep · 37 km away
60. 1.861 km SW of Adak, AlaskaSat, Apr 16, 3:10 PM HADT · 1628 days ago · 53 km deep · 34 km away

The first 60 of at least 199.

Before

1. 2.0116 km SW of Adak, AlaskaThu, Mar 31, 9:32 PM HADT · 1644 days ago · 26 km deep · 89 km away
2. 1.887 km SE of Adak, AlaskaThu, Mar 31, 8:40 PM HADT · 1644 days ago · 26 km deep · 97 km away
3. 2.570 km SW of Adak, AlaskaThu, Mar 31, 4:19 PM HADT · 1644 days ago · 40 km deep · 43 km away
4. 1.768 km ESE of Adak, AlaskaThu, Mar 31, 11:01 AM HADT · 1644 days ago · 14 km deep · 88 km away
5. 1.927 km E of Adak, AlaskaThu, Mar 31, 3:28 AM HADT · 1644 days ago · 73 km deep · 49 km away
6. 1.653 km S of Adak, AlaskaWed, Mar 30, 10:38 PM HADT · 1645 days ago · 44 km deep · 36 km away
7. 2.1103 km W of Adak, AlaskaWed, Mar 30, 8:52 PM HADT · 1645 days ago · 133 km deep · 82 km away
8. 1.690 km SW of Adak, AlaskaWed, Mar 30, 7:53 PM HADT · 1645 days ago · 28 km deep · 63 km away
9. 1.851 km W of Adak, AlaskaWed, Mar 30, 9:07 AM HADT · 1645 days ago · 73 km deep · 34 km away
10. 1.673 km WSW of Adak, AlaskaWed, Mar 30, 4:57 AM HADT · 1645 days ago · 36 km deep · 46 km away
11. 1.654 km SSE of Adak, AlaskaWed, Mar 30, 1:15 AM HADT · 1646 days ago · 26 km deep · 56 km away
12. 1.955 km E of Adak, AlaskaTue, Mar 29, 10:11 PM HADT · 1646 days ago · 66 km deep · 76 km away
13. 1.861 km SSE of Adak, AlaskaTue, Mar 29, 9:40 PM HADT · 1646 days ago · 43 km deep · 62 km away
14. 1.850 km S of Adak, AlaskaTue, Mar 29, 6:29 PM HADT · 1646 days ago · 30 km deep · 41 km away
15. 1.781 km W of Adak, AlaskaTue, Mar 29, 4:26 PM HADT · 1646 days ago · 3 km deep · 62 km away
16. 2.745 km W of Adak, AlaskaTue, Mar 29, 12:27 PM HADT · 1646 days ago · 135 km deep · 27 km away
17. 2.651 km SSW of Adak, AlaskaTue, Mar 29, 11:37 AM HADT · 1646 days ago · 33 km deep · 33 km away
18. 3.134 km SSW of Adak, AlaskaTue, Mar 29, 9:35 AM HADT · 1646 days ago · 61 km deep · 19 km away
19. 1.9Andreanof Islands, Aleutian Islands, AlaskaTue, Mar 29, 9:07 AM HADT · 1646 days ago · 68 km deep · 38 km away
20. 1.962 km SSE of Adak, AlaskaTue, Mar 29, 12:45 AM HADT · 1647 days ago · 26 km deep · 62 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak02246msfvq. Read Wed, Sep 30, 2026, 10:58 PM UTC.