M1.7 earthquake 52 km SW of Adak, Alaska

Magnitude

1.7 (ml), micro

Local time

Thu, Oct 28, 2021, 4:41 PM HADT

UTC

2021-10-29 01:41:36 UTC

Depth

38.3 km (23.8 mi), shallow

Epicenter

51.484° N, 177.061° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

16

After

1. 2.949 km SSW of Adak, AlaskaThu, Oct 28, 10:55 PM HADT · 1791 days ago · 50 km deep · 19 km away
2. 3.8119 km WSW of Adak, AlaskaFri, Oct 29, 2:47 AM HADT · 1791 days ago · 88 km deep · 85 km away
3. 1.634 km E of Adak, AlaskaFri, Oct 29, 10:54 PM HADT · 1790 days ago · 9 km deep · 80 km away
4. 1.8135 km SW of Adak, AlaskaSun, Oct 31, 12:10 AM HADT · 1789 days ago · 26 km deep · 86 km away
5. 3.775 km SW of Adak, AlaskaSun, Oct 31, 4:51 AM HADT · 1789 days ago · 35 km deep · 25 km away
6. 3.343 km ENE of Adak, AlaskaMon, Nov 1, 6:48 AM HADT · 1788 days ago · 180 km deep · 94 km away
7. 2.228 km NNW of Adak, AlaskaMon, Nov 1, 9:20 AM HADT · 1788 days ago · 110 km deep · 71 km away
8. 1.6Andreanof Islands, Aleutian Islands, AlaskaMon, Nov 1, 10:44 AM HADT · 1788 days ago · 8 km deep · 66 km away
9. 2.087 km S of Adak, AlaskaTue, Nov 2, 4:42 PM HADT · 1786 days ago · 16 km deep · 61 km away
10. 2.076 km WSW of Adak, AlaskaWed, Nov 3, 6:05 PM HADT · 1785 days ago · 26 km deep · 35 km away
11. 3.6108 km WSW of Adak, AlaskaThu, Nov 4, 6:43 AM HADT · 1785 days ago · 34 km deep · 65 km away
12. 1.684 km W of Adak, AlaskaThu, Nov 4, 7:26 AM HADT · 1785 days ago · 13 km deep · 69 km away
13. 2.060 km ESE of Adak, AlaskaThu, Nov 4, 12:10 PM HADT · 1785 days ago · 39 km deep · 84 km away
14. 1.5100 km WSW of Adak, AlaskaThu, Nov 4, 8:15 PM HADT · 1784 days ago · 22 km deep · 71 km away
15. 1.560 km SSW of Adak, AlaskaFri, Nov 5, 3:09 AM HADT · 1784 days ago · 32 km deep · 12 km away
16. 3.153 km SSE of Adak, AlaskaFri, Nov 5, 4:50 AM HADT · 1784 days ago · 35 km deep · 58 km away
17. 1.665 km SSE of Adak, AlaskaFri, Nov 5, 11:01 AM HADT · 1784 days ago · 25 km deep · 58 km away
18. 3.128 km ESE of Adak, AlaskaFri, Nov 5, 8:41 PM HADT · 1783 days ago · 71 km deep · 62 km away
19. 1.698 km SW of Adak, AlaskaSat, Nov 6, 12:32 AM HADT · 1783 days ago · 45 km deep · 51 km away
20. 2.080 km WSW of Adak, AlaskaSat, Nov 6, 5:11 PM HADT · 1782 days ago · 26 km deep · 39 km away
21. 1.853 km S of Adak, AlaskaSun, Nov 7, 6:53 AM HAST · 1782 days ago · 26 km deep · 34 km away
22. 1.946 km SSE of Adak, AlaskaSun, Nov 7, 10:42 PM HAST · 1781 days ago · 40 km deep · 39 km away
23. 1.862 km W of Adak, AlaskaMon, Nov 8, 5:21 AM HAST · 1781 days ago · 87 km deep · 49 km away
24. 1.757 km SSE of Adak, AlaskaMon, Nov 8, 5:38 AM HAST · 1781 days ago · 16 km deep · 48 km away
25. 1.655 km SSE of Adak, AlaskaMon, Nov 8, 8:58 AM HAST · 1781 days ago · 26 km deep · 59 km away
26. 1.623 km SSW of Adak, AlaskaMon, Nov 8, 3:29 PM HAST · 1780 days ago · 62 km deep · 31 km away
27. 1.575 km SE of Adak, AlaskaMon, Nov 8, 7:10 PM HAST · 1780 days ago · 23 km deep · 89 km away
28. 1.768 km S of Adak, AlaskaMon, Nov 8, 10:03 PM HAST · 1780 days ago · 22 km deep · 37 km away
29. 2.879 km WSW of Adak, AlaskaWed, Nov 10, 8:17 AM HAST · 1779 days ago · 35 km deep · 39 km away
30. 1.861 km SE of Adak, AlaskaWed, Nov 10, 12:28 PM HAST · 1778 days ago · 5 km deep · 70 km away
31. 1.770 km SE of Adak, AlaskaWed, Nov 10, 3:38 PM HAST · 1778 days ago · 22 km deep · 88 km away
32. 2.050 km E of Adak, AlaskaThu, Nov 11, 4:46 AM HAST · 1778 days ago · 81 km deep · 87 km away
33. 2.5139 km SW of Adak, AlaskaThu, Nov 11, 7:45 AM HAST · 1778 days ago · 35 km deep · 92 km away
34. 1.8130 km WSW of Adak, AlaskaThu, Nov 11, 11:36 AM HAST · 1777 days ago · 26 km deep · 85 km away
35. 1.841 km W of Adak, AlaskaThu, Nov 11, 12:16 PM HAST · 1777 days ago · 90 km deep · 43 km away
36. 3.8Andreanof Islands, Aleutian Islands, AlaskaThu, Nov 11, 2:00 PM HAST · 1777 days ago · 21 km deep · 99 km away
37. 2.965 km SE of Adak, AlaskaThu, Nov 11, 5:21 PM HAST · 1777 days ago · 35 km deep · 72 km away
38. 1.866 km SSW of Adak, AlaskaFri, Nov 12, 4:03 PM HAST · 1776 days ago · 31 km deep · 20 km away
39. 1.5108 km SW of Adak, AlaskaFri, Nov 12, 4:12 PM HAST · 1776 days ago · 25 km deep · 58 km away
40. 1.7119 km SW of Adak, AlaskaFri, Nov 12, 10:08 PM HAST · 1776 days ago · 26 km deep · 70 km away
41. 1.7113 km WSW of Adak, AlaskaSat, Nov 13, 1:54 PM HAST · 1775 days ago · 18 km deep · 73 km away
42. 1.745 km SW of Adak, AlaskaSat, Nov 13, 9:20 PM HAST · 1775 days ago · 47 km deep · 11 km away
43. 2.0Andreanof Islands, Aleutian Islands, AlaskaSun, Nov 14, 1:39 AM HAST · 1775 days ago · 34 km deep · 39 km away
44. 1.851 km SSE of Adak, AlaskaSun, Nov 14, 4:18 AM HAST · 1775 days ago · 33 km deep · 51 km away
45. 1.763 km SE of Adak, AlaskaSun, Nov 14, 5:24 PM HAST · 1774 days ago · 21 km deep · 73 km away
46. 1.7143 km WSW of Adak, AlaskaMon, Nov 15, 7:53 PM HAST · 1773 days ago · 24 km deep · 99 km away
47. 1.571 km SW of Adak, AlaskaTue, Nov 16, 10:24 PM HAST · 1772 days ago · 38 km deep · 30 km away
48. 1.6132 km WSW of Adak, AlaskaWed, Nov 17, 1:20 PM HAST · 1771 days ago · 23 km deep · 89 km away
49. 1.5116 km WSW of Adak, AlaskaWed, Nov 17, 2:47 PM HAST · 1771 days ago · 28 km deep · 77 km away
50. 1.7143 km SW of Adak, AlaskaWed, Nov 17, 4:07 PM HAST · 1771 days ago · 26 km deep · 97 km away
51. 1.8139 km SW of Adak, AlaskaWed, Nov 17, 7:19 PM HAST · 1771 days ago · 22 km deep · 93 km away
52. 5.0128 km WSW of Adak, AlaskaWed, Nov 17, 11:50 PM HAST · 1771 days ago · 48 km deep · 87 km away · felt by 1
53. 2.8112 km WSW of Adak, AlaskaThu, Nov 18, 7:21 AM HAST · 1771 days ago · 22 km deep · 71 km away
54. 1.7126 km WSW of Adak, AlaskaThu, Nov 18, 9:43 AM HAST · 1771 days ago · 13 km deep · 84 km away
55. 1.6129 km WSW of Adak, AlaskaThu, Nov 18, 11:00 AM HAST · 1771 days ago · 25 km deep · 85 km away
56. 1.7126 km SW of Adak, AlaskaThu, Nov 18, 3:15 PM HAST · 1770 days ago · 51 km deep · 81 km away
57. 1.564 km SSE of Adak, AlaskaThu, Nov 18, 6:07 PM HAST · 1770 days ago · 18 km deep · 62 km away
58. 2.560 km SSW of Adak, AlaskaThu, Nov 18, 7:55 PM HAST · 1770 days ago · 35 km deep · 9 km away
59. 1.750 km ESE of Adak, AlaskaThu, Nov 18, 10:20 PM HAST · 1770 days ago · 65 km deep · 82 km away
60. 1.958 km E of Adak, AlaskaFri, Nov 19, 8:55 AM HAST · 1770 days ago · 81 km deep · 100 km away

The first 60 of 169.

Before

1. 1.972 km WSW of Adak, AlaskaThu, Oct 28, 2:26 PM HADT · 1791 days ago · 66 km deep · 43 km away
2. 2.073 km SE of Adak, AlaskaThu, Oct 28, 2:20 PM HADT · 1791 days ago · 23 km deep · 87 km away
3. 2.657 km ESE of Adak, AlaskaThu, Oct 28, 3:58 AM HADT · 1792 days ago · 68 km deep · 86 km away
4. 3.2118 km SSW of Adak, AlaskaThu, Oct 28, 2:06 AM HADT · 1792 days ago · 33 km deep · 70 km away
5. 1.7100 km WSW of Adak, AlaskaThu, Oct 28, 12:22 AM HADT · 1792 days ago · 63 km deep · 64 km away
6. 1.9123 km SW of Adak, AlaskaWed, Oct 27, 11:47 PM HADT · 1792 days ago · 22 km deep · 74 km away
7. 3.747 km NE of Adak, AlaskaWed, Oct 27, 11:20 PM HADT · 1792 days ago · 188 km deep · 98 km away
8. 1.740 km SSE of Adak, AlaskaWed, Oct 27, 9:52 AM HADT · 1793 days ago · 36 km deep · 47 km away
9. 3.2141 km WSW of Adak, AlaskaWed, Oct 27, 3:58 AM HADT · 1793 days ago · 31 km deep · 97 km away
10. 1.843 km SSE of Adak, AlaskaTue, Oct 26, 8:06 PM HADT · 1793 days ago · 37 km deep · 42 km away
11. 2.759 km SSE of Adak, AlaskaTue, Oct 26, 11:33 AM HADT · 1794 days ago · 34 km deep · 60 km away
12. 1.843 km SSE of Adak, AlaskaTue, Oct 26, 9:22 AM HADT · 1794 days ago · 34 km deep · 50 km away
13. 1.760 km W of Adak, AlaskaTue, Oct 26, 3:02 AM HADT · 1794 days ago · 89 km deep · 49 km away
14. 1.935 km E of Adak, AlaskaMon, Oct 25, 11:39 PM HADT · 1794 days ago · 125 km deep · 76 km away
15. 1.658 km SE of Adak, AlaskaMon, Oct 25, 6:18 PM HADT · 1794 days ago · 25 km deep · 74 km away
16. 3.563 km ESE of Adak, AlaskaMon, Oct 25, 10:24 AM HADT · 1795 days ago · 35 km deep · 85 km away
17. 1.7127 km WSW of Adak, AlaskaMon, Oct 25, 9:19 AM HADT · 1795 days ago · 7 km deep · 93 km away
18. 2.0108 km W of Adak, AlaskaMon, Oct 25, 9:12 AM HADT · 1795 days ago · 83 km deep · 90 km away
19. 1.8126 km WSW of Adak, AlaskaMon, Oct 25, 5:34 AM HADT · 1795 days ago · 11 km deep · 94 km away
20. 2.072 km W of Adak, AlaskaSun, Oct 24, 7:10 PM HADT · 1795 days ago · 77 km deep · 52 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021dvh53w2. Read Thu, Sep 24, 2026, 8:51 AM UTC.