M1.8 earthquake 41 km W of Adak, Alaska

Magnitude

1.8 (ml), micro

Local time

Thu, Nov 11, 2021, 12:16 PM HAST

UTC

2021-11-11 22:16:25 UTC

Depth

89.8 km (55.8 mi), intermediate-depth

Epicenter

51.856° N, 177.229° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

21

After

1. 3.8Andreanof Islands, Aleutian Islands, AlaskaThu, Nov 11, 2:00 PM HAST · 1777 days ago · 21 km deep · 90 km away
2. 2.965 km SE of Adak, AlaskaThu, Nov 11, 5:21 PM HAST · 1777 days ago · 35 km deep · 96 km away
3. 2.0138 km W of Adak, AlaskaFri, Nov 12, 12:08 PM HAST · 1777 days ago · 141 km deep · 97 km away
4. 1.866 km SSW of Adak, AlaskaFri, Nov 12, 4:03 PM HAST · 1776 days ago · 31 km deep · 63 km away
5. 1.5108 km SW of Adak, AlaskaFri, Nov 12, 4:12 PM HAST · 1776 days ago · 25 km deep · 82 km away
6. 1.7119 km SW of Adak, AlaskaFri, Nov 12, 10:08 PM HAST · 1776 days ago · 26 km deep · 90 km away
7. 1.7113 km WSW of Adak, AlaskaSat, Nov 13, 1:54 PM HAST · 1775 days ago · 18 km deep · 76 km away
8. 1.745 km SW of Adak, AlaskaSat, Nov 13, 9:20 PM HAST · 1775 days ago · 47 km deep · 32 km away
9. 2.0Andreanof Islands, Aleutian Islands, AlaskaSun, Nov 14, 1:39 AM HAST · 1775 days ago · 34 km deep · 54 km away
10. 1.851 km SSE of Adak, AlaskaSun, Nov 14, 4:18 AM HAST · 1775 days ago · 33 km deep · 77 km away
11. 1.763 km SE of Adak, AlaskaSun, Nov 14, 5:24 PM HAST · 1774 days ago · 21 km deep · 95 km away
12. 1.571 km SW of Adak, AlaskaTue, Nov 16, 10:24 PM HAST · 1772 days ago · 38 km deep · 42 km away
13. 1.6132 km WSW of Adak, AlaskaWed, Nov 17, 1:20 PM HAST · 1771 days ago · 23 km deep · 97 km away
14. 1.5116 km WSW of Adak, AlaskaWed, Nov 17, 2:47 PM HAST · 1771 days ago · 28 km deep · 80 km away
15. 5.0128 km WSW of Adak, AlaskaWed, Nov 17, 11:50 PM HAST · 1771 days ago · 48 km deep · 92 km away · felt by 1
16. 2.8112 km WSW of Adak, AlaskaThu, Nov 18, 7:21 AM HAST · 1771 days ago · 22 km deep · 77 km away
17. 1.7126 km WSW of Adak, AlaskaThu, Nov 18, 9:43 AM HAST · 1771 days ago · 13 km deep · 90 km away
18. 1.6129 km WSW of Adak, AlaskaThu, Nov 18, 11:00 AM HAST · 1771 days ago · 25 km deep · 95 km away
19. 1.7126 km SW of Adak, AlaskaThu, Nov 18, 3:15 PM HAST · 1770 days ago · 51 km deep · 93 km away
20. 1.564 km SSE of Adak, AlaskaThu, Nov 18, 6:07 PM HAST · 1770 days ago · 18 km deep · 90 km away
21. 2.560 km SSW of Adak, AlaskaThu, Nov 18, 7:55 PM HAST · 1770 days ago · 35 km deep · 52 km away
22. 1.750 km ESE of Adak, AlaskaThu, Nov 18, 10:20 PM HAST · 1770 days ago · 65 km deep · 89 km away
23. 1.958 km E of Adak, AlaskaFri, Nov 19, 8:55 AM HAST · 1770 days ago · 81 km deep · 99 km away
24. 3.248 km SSE of Adak, AlaskaFri, Nov 19, 10:41 AM HAST · 1770 days ago · 42 km deep · 75 km away
25. 1.888 km WSW of Adak, AlaskaFri, Nov 19, 11:58 PM HAST · 1769 days ago · 14 km deep · 55 km away
26. 2.156 km W of Adak, AlaskaSat, Nov 20, 9:34 AM HAST · 1769 days ago · 101 km deep · 17 km away
27. 1.5136 km WSW of Adak, AlaskaSat, Nov 20, 3:03 PM HAST · 1768 days ago · -2 km deep · 96 km away
28. 1.6130 km WSW of Adak, AlaskaSun, Nov 21, 8:30 AM HAST · 1768 days ago · 25 km deep · 93 km away
29. 1.7120 km SW of Adak, AlaskaSun, Nov 21, 3:37 PM HAST · 1767 days ago · 26 km deep · 88 km away
30. 2.770 km SE of Adak, AlaskaSun, Nov 21, 9:41 PM HAST · 1767 days ago · 32 km deep · 99 km away
31. 1.756 km SE of Adak, AlaskaSun, Nov 21, 9:41 PM HAST · 1767 days ago · 18 km deep · 87 km away
32. 1.662 km SE of Adak, AlaskaSun, Nov 21, 9:42 PM HAST · 1767 days ago · 26 km deep · 92 km away
33. 1.898 km WSW of Adak, AlaskaSun, Nov 21, 10:27 PM HAST · 1767 days ago · 15 km deep · 63 km away
34. 2.398 km SW of Adak, AlaskaMon, Nov 22, 7:01 PM HAST · 1766 days ago · 34 km deep · 74 km away
35. 2.2129 km SW of Adak, AlaskaMon, Nov 22, 11:17 PM HAST · 1766 days ago · 19 km deep · 98 km away
36. 1.665 km SSW of Adak, AlaskaWed, Nov 24, 12:23 AM HAST · 1765 days ago · 47 km deep · 57 km away
37. 2.0109 km W of Adak, AlaskaWed, Nov 24, 5:01 PM HAST · 1764 days ago · 37 km deep · 68 km away
38. 2.9114 km WSW of Adak, AlaskaWed, Nov 24, 6:18 PM HAST · 1764 days ago · 15 km deep · 78 km away
39. 1.766 km SE of Adak, AlaskaWed, Nov 24, 8:50 PM HAST · 1764 days ago · 25 km deep · 96 km away
40. 2.749 km NE of Adak, AlaskaWed, Nov 24, 10:21 PM HAST · 1764 days ago · 151 km deep · 85 km away
41. 1.962 km SE of Adak, AlaskaThu, Nov 25, 4:24 AM HAST · 1764 days ago · 26 km deep · 91 km away
42. 1.9137 km WSW of Adak, AlaskaThu, Nov 25, 6:19 AM HAST · 1764 days ago · 45 km deep · 98 km away
43. 2.880 km SW of Adak, AlaskaThu, Nov 25, 10:38 AM HAST · 1764 days ago · 42 km deep · 55 km away
44. 3.133 km NNE of Adak, AlaskaThu, Nov 25, 2:29 PM HAST · 1763 days ago · 222 km deep · 61 km away
45. 1.6132 km W of Adak, AlaskaFri, Nov 26, 3:29 PM HAST · 1762 days ago · 13 km deep · 91 km away
46. 3.246 km SSE of Adak, AlaskaSat, Nov 27, 2:11 AM HAST · 1762 days ago · 35 km deep · 74 km away
47. 3.365 km NE of Adak, AlaskaSat, Nov 27, 1:51 PM HAST · 1761 days ago · 191 km deep · 99 km away
48. 2.021 km WSW of Adak, AlaskaSat, Nov 27, 4:46 PM HAST · 1761 days ago · 82 km deep · 24 km away
49. 2.536 km E of Adak, AlaskaSat, Nov 27, 5:40 PM HAST · 1761 days ago · 130 km deep · 77 km away
50. 3.454 km SE of Adak, AlaskaSat, Nov 27, 6:47 PM HAST · 1761 days ago · 36 km deep · 87 km away
51. 2.095 km WSW of Adak, AlaskaMon, Nov 29, 2:13 AM HAST · 1760 days ago · 13 km deep · 62 km away
52. 2.223 km SE of Adak, AlaskaMon, Nov 29, 2:54 AM HAST · 1760 days ago · 114 km deep · 58 km away
53. 3.445 km S of Adak, AlaskaMon, Nov 29, 3:06 AM HAST · 1760 days ago · 35 km deep · 59 km away
54. 2.5113 km WSW of Adak, AlaskaMon, Nov 29, 9:54 AM HAST · 1760 days ago · 66 km deep · 77 km away
55. 2.574 km SSE of Adak, AlaskaMon, Nov 29, 5:54 PM HAST · 1759 days ago · 26 km deep · 92 km away
56. 1.951 km ENE of Adak, AlaskaMon, Nov 29, 9:24 PM HAST · 1759 days ago · 89 km deep · 92 km away
57. 1.9115 km SW of Adak, AlaskaMon, Nov 29, 10:12 PM HAST · 1759 days ago · 21 km deep · 87 km away
58. 1.7Andreanof Islands, Aleutian Islands, AlaskaTue, Nov 30, 5:25 AM HAST · 1759 days ago · 35 km deep · 63 km away
59. 2.994 km SW of Adak, AlaskaWed, Dec 1, 7:55 AM HAST · 1758 days ago · 35 km deep · 74 km away
60. 2.131 km SE of Adak, AlaskaWed, Dec 1, 9:49 PM HAST · 1757 days ago · 81 km deep · 63 km away

The first 60 of 168.

Before

1. 1.8130 km WSW of Adak, AlaskaThu, Nov 11, 11:36 AM HAST · 1778 days ago · 26 km deep · 96 km away
2. 2.050 km E of Adak, AlaskaThu, Nov 11, 4:46 AM HAST · 1778 days ago · 81 km deep · 91 km away
3. 1.861 km SE of Adak, AlaskaWed, Nov 10, 12:28 PM HAST · 1779 days ago · 5 km deep · 93 km away
4. 2.879 km WSW of Adak, AlaskaWed, Nov 10, 8:17 AM HAST · 1779 days ago · 35 km deep · 48 km away
5. 2.9132 km WNW of Adak, AlaskaTue, Nov 9, 6:39 AM HAST · 1780 days ago · 179 km deep · 96 km away
6. 1.768 km S of Adak, AlaskaMon, Nov 8, 10:03 PM HAST · 1780 days ago · 22 km deep · 77 km away
7. 1.623 km SSW of Adak, AlaskaMon, Nov 8, 3:29 PM HAST · 1780 days ago · 62 km deep · 39 km away
8. 2.451 km NE of Adak, AlaskaMon, Nov 8, 2:18 PM HAST · 1780 days ago · 172 km deep · 88 km away
9. 1.655 km SSE of Adak, AlaskaMon, Nov 8, 8:58 AM HAST · 1781 days ago · 26 km deep · 84 km away
10. 1.757 km SSE of Adak, AlaskaMon, Nov 8, 5:38 AM HAST · 1781 days ago · 16 km deep · 79 km away
11. 1.862 km W of Adak, AlaskaMon, Nov 8, 5:21 AM HAST · 1781 days ago · 87 km deep · 22 km away
12. 1.946 km SSE of Adak, AlaskaSun, Nov 7, 10:42 PM HAST · 1781 days ago · 40 km deep · 66 km away
13. 1.853 km S of Adak, AlaskaSun, Nov 7, 6:53 AM HAST · 1782 days ago · 26 km deep · 68 km away
14. 2.080 km WSW of Adak, AlaskaSat, Nov 6, 5:11 PM HADT · 1782 days ago · 26 km deep · 48 km away
15. 1.698 km SW of Adak, AlaskaSat, Nov 6, 12:32 AM HADT · 1783 days ago · 45 km deep · 69 km away
16. 3.128 km ESE of Adak, AlaskaFri, Nov 5, 8:41 PM HADT · 1783 days ago · 71 km deep · 67 km away
17. 1.665 km SSE of Adak, AlaskaFri, Nov 5, 11:01 AM HADT · 1784 days ago · 25 km deep · 89 km away
18. 3.153 km SSE of Adak, AlaskaFri, Nov 5, 4:50 AM HADT · 1784 days ago · 35 km deep · 81 km away
19. 1.560 km SSW of Adak, AlaskaFri, Nov 5, 3:09 AM HADT · 1784 days ago · 32 km deep · 55 km away
20. 1.5100 km WSW of Adak, AlaskaThu, Nov 4, 8:15 PM HADT · 1784 days ago · 22 km deep · 61 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021ehbhcbc. Read Thu, Sep 24, 2026, 10:09 AM UTC.