M1.8 earthquake 93 km SW of Adak, Alaska

Magnitude

1.8 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sun, Apr 21, 2024, 7:07 AM HADT

UTC

2024-04-21 16:07:48 UTC

Depth

13.1 km (8.1 mi), shallow

Epicenter

51.269° N, 177.567° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

20

After

1. 1.658 km WSW of Adak, AlaskaSun, Apr 21, 7:37 AM HADT · 893 days ago · 12 km deep · 57 km away
2. 1.858 km WSW of Adak, AlaskaSun, Apr 21, 7:40 AM HADT · 893 days ago · 12 km deep · 55 km away
3. 2.759 km WSW of Adak, AlaskaSun, Apr 21, 10:21 AM HADT · 893 days ago · 15 km deep · 52 km away
4. 3.060 km WSW of Adak, AlaskaSun, Apr 21, 10:37 AM HADT · 893 days ago · 12 km deep · 48 km away
5. 1.758 km W of Adak, AlaskaSun, Apr 21, 10:39 AM HADT · 893 days ago · 10 km deep · 57 km away
6. 1.832 km SSW of Adak, AlaskaSun, Apr 21, 11:31 AM HADT · 893 days ago · 39 km deep · 64 km away
7. 2.0127 km WSW of Adak, AlaskaSun, Apr 21, 11:47 AM HADT · 893 days ago · 13 km deep · 54 km away
8. 2.779 km SW of Adak, AlaskaSun, Apr 21, 1:36 PM HADT · 893 days ago · 37 km deep · 18 km away
9. 3.6151 km WSW of Adak, AlaskaSun, Apr 21, 3:00 PM HADT · 893 days ago · 35 km deep · 67 km away
10. 1.558 km W of Adak, AlaskaSun, Apr 21, 6:27 PM HADT · 893 days ago · 7 km deep · 59 km away
11. 2.672 km WSW of Adak, AlaskaSun, Apr 21, 6:57 PM HADT · 893 days ago · 113 km deep · 45 km away
12. 2.562 km SW of Adak, AlaskaSun, Apr 21, 7:10 PM HADT · 893 days ago · 57 km deep · 32 km away
13. 2.059 km SSE of Adak, AlaskaSun, Apr 21, 8:16 PM HADT · 893 days ago · 24 km deep · 85 km away
14. 1.759 km W of Adak, AlaskaSun, Apr 21, 8:39 PM HADT · 893 days ago · -2 km deep · 57 km away
15. 3.0147 km WSW of Adak, AlaskaSun, Apr 21, 9:51 PM HADT · 892 days ago · 58 km deep · 72 km away
16. 2.158 km WSW of Adak, AlaskaSun, Apr 21, 10:37 PM HADT · 892 days ago · 11 km deep · 56 km away
17. 2.058 km WSW of Adak, AlaskaSun, Apr 21, 10:50 PM HADT · 892 days ago · 12 km deep · 56 km away
18. 1.858 km W of Adak, AlaskaSun, Apr 21, 10:51 PM HADT · 892 days ago · 9 km deep · 58 km away
19. 1.858 km W of Adak, AlaskaSun, Apr 21, 10:51 PM HADT · 892 days ago · 1 km deep · 57 km away
20. 1.559 km W of Adak, AlaskaSun, Apr 21, 11:02 PM HADT · 892 days ago · 1 km deep · 56 km away
21. 2.0144 km WSW of Adak, AlaskaMon, Apr 22, 12:43 AM HADT · 892 days ago · 22 km deep · 61 km away
22. 2.060 km W of Adak, AlaskaMon, Apr 22, 6:11 AM HADT · 892 days ago · 3 km deep · 56 km away
23. 2.8156 km WSW of Adak, AlaskaMon, Apr 22, 8:50 AM HADT · 892 days ago · 33 km deep · 70 km away
24. 1.659 km W of Adak, AlaskaMon, Apr 22, 7:47 PM HADT · 892 days ago · 2 km deep · 57 km away
25. 1.859 km W of Adak, AlaskaMon, Apr 22, 7:47 PM HADT · 892 days ago · 2 km deep · 57 km away
26. 1.859 km WSW of Adak, AlaskaTue, Apr 23, 8:20 AM HADT · 891 days ago · 2 km deep · 56 km away
27. 1.759 km W of Adak, AlaskaTue, Apr 23, 10:14 AM HADT · 891 days ago · -2 km deep · 57 km away
28. 1.659 km W of Adak, AlaskaTue, Apr 23, 5:47 PM HADT · 891 days ago · 2 km deep · 56 km away
29. 1.559 km W of Adak, AlaskaWed, Apr 24, 5:25 AM HADT · 890 days ago · 2 km deep · 58 km away
30. 2.158 km W of Adak, AlaskaWed, Apr 24, 5:26 AM HADT · 890 days ago · 13 km deep · 57 km away
31. 1.560 km W of Adak, AlaskaWed, Apr 24, 3:47 PM HADT · 890 days ago · 3 km deep · 58 km away
32. 1.6104 km WSW of Adak, AlaskaWed, Apr 24, 6:28 PM HADT · 890 days ago · 14 km deep · 46 km away
33. 1.660 km W of Adak, AlaskaThu, Apr 25, 3:49 AM HADT · 889 days ago · 2 km deep · 58 km away
34. 2.9148 km WSW of Adak, AlaskaThu, Apr 25, 4:26 AM HADT · 889 days ago · 35 km deep · 63 km away
35. 1.758 km WSW of Adak, AlaskaThu, Apr 25, 4:57 AM HADT · 889 days ago · -2 km deep · 57 km away
36. 2.669 km S of Adak, AlaskaThu, Apr 25, 7:54 AM HADT · 889 days ago · 35 km deep · 54 km away
37. 1.962 km S of Adak, AlaskaThu, Apr 25, 8:51 AM HADT · 889 days ago · 26 km deep · 54 km away
38. 1.660 km W of Adak, AlaskaThu, Apr 25, 8:56 AM HADT · 889 days ago · 1 km deep · 58 km away
39. 1.658 km W of Adak, AlaskaThu, Apr 25, 10:24 AM HADT · 889 days ago · -2 km deep · 58 km away
40. 1.959 km W of Adak, AlaskaThu, Apr 25, 12:43 PM HADT · 889 days ago · 11 km deep · 59 km away
41. 1.659 km W of Adak, AlaskaThu, Apr 25, 11:53 PM HADT · 888 days ago · 2 km deep · 58 km away
42. 1.560 km W of Adak, AlaskaFri, Apr 26, 12:26 AM HADT · 888 days ago · 3 km deep · 58 km away
43. 1.858 km WSW of Adak, AlaskaFri, Apr 26, 5:05 AM HADT · 888 days ago · 14 km deep · 56 km away
44. 1.759 km W of Adak, AlaskaFri, Apr 26, 6:08 AM HADT · 888 days ago · 13 km deep · 61 km away
45. 1.960 km SW of Adak, AlaskaFri, Apr 26, 11:50 AM HADT · 888 days ago · 51 km deep · 34 km away
46. 2.174 km SSE of Adak, AlaskaFri, Apr 26, 3:00 PM HADT · 888 days ago · 25 km deep · 84 km away
47. 1.999 km WSW of Adak, AlaskaFri, Apr 26, 4:25 PM HADT · 888 days ago · 13 km deep · 58 km away
48. 2.1129 km WSW of Adak, AlaskaFri, Apr 26, 10:20 PM HADT · 887 days ago · 37 km deep · 47 km away
49. 1.6127 km WSW of Adak, AlaskaFri, Apr 26, 11:12 PM HADT · 887 days ago · 22 km deep · 52 km away
50. 1.9157 km WSW of Adak, AlaskaSat, Apr 27, 3:29 AM HADT · 887 days ago · 26 km deep · 79 km away
51. 1.747 km SW of Adak, AlaskaSat, Apr 27, 5:52 AM HADT · 887 days ago · 44 km deep · 46 km away
52. 1.649 km S of Adak, AlaskaSat, Apr 27, 8:29 AM HADT · 887 days ago · 25 km deep · 68 km away
53. 2.645 km SSW of Adak, AlaskaSat, Apr 27, 9:40 AM HADT · 887 days ago · 64 km deep · 52 km away
54. 1.957 km SW of Adak, AlaskaSat, Apr 27, 2:16 PM HADT · 887 days ago · 48 km deep · 36 km away
55. 1.558 km WSW of Adak, AlaskaSat, Apr 27, 8:34 PM HADT · 887 days ago · 11 km deep · 56 km away
56. 1.560 km W of Adak, AlaskaSat, Apr 27, 11:56 PM HADT · 886 days ago · 7 km deep · 59 km away
57. 2.0109 km WSW of Adak, AlaskaSun, Apr 28, 1:21 AM HADT · 886 days ago · 13 km deep · 47 km away
58. 1.742 km SSW of Adak, AlaskaSun, Apr 28, 5:46 AM HADT · 886 days ago · 37 km deep · 58 km away
59. 1.672 km WSW of Adak, AlaskaSun, Apr 28, 10:48 AM HADT · 886 days ago · 26 km deep · 32 km away
60. 2.584 km SSE of Adak, AlaskaSun, Apr 28, 12:28 PM HADT · 886 days ago · 10 km deep · 90 km away

The first 60 of at least 202.

Before

1. 1.646 km SE of Adak, AlaskaSun, Apr 21, 5:00 AM HADT · 893 days ago · 36 km deep · 99 km away
2. 1.859 km WSW of Adak, AlaskaSun, Apr 21, 3:11 AM HADT · 893 days ago · 7 km deep · 56 km away
3. 1.559 km W of Adak, AlaskaSun, Apr 21, 2:30 AM HADT · 893 days ago · 9 km deep · 57 km away
4. 1.658 km WSW of Adak, AlaskaSun, Apr 21, 2:28 AM HADT · 893 days ago · 13 km deep · 56 km away
5. 3.069 km SSE of Adak, AlaskaSun, Apr 21, 2:12 AM HADT · 893 days ago · 34 km deep · 88 km away
6. 1.658 km W of Adak, AlaskaSat, Apr 20, 10:43 PM HADT · 893 days ago · 7 km deep · 57 km away
7. 1.952 km SSE of Adak, AlaskaSat, Apr 20, 9:01 PM HADT · 894 days ago · 28 km deep · 90 km away
8. 1.958 km W of Adak, AlaskaSat, Apr 20, 9:00 PM HADT · 894 days ago · 10 km deep · 57 km away
9. 3.058 km WSW of Adak, AlaskaSat, Apr 20, 5:57 PM HADT · 894 days ago · 10 km deep · 55 km away
10. 1.758 km W of Adak, AlaskaSat, Apr 20, 1:27 PM HADT · 894 days ago · 11 km deep · 57 km away
11. 1.658 km W of Adak, AlaskaSat, Apr 20, 10:07 AM HADT · 894 days ago · 7 km deep · 57 km away
12. 2.057 km W of Adak, AlaskaSat, Apr 20, 7:48 AM HADT · 894 days ago · 6 km deep · 57 km away
13. 1.6129 km WSW of Adak, AlaskaSat, Apr 20, 7:42 AM HADT · 894 days ago · 24 km deep · 48 km away
14. 2.159 km WSW of Adak, AlaskaSat, Apr 20, 7:11 AM HADT · 894 days ago · 13 km deep · 54 km away
15. 2.667 km SSW of Adak, AlaskaSat, Apr 20, 6:49 AM HADT · 894 days ago · 35 km deep · 41 km away
16. 1.989 km WSW of Adak, AlaskaSat, Apr 20, 5:37 AM HADT · 894 days ago · 130 km deep · 53 km away
17. 2.960 km WSW of Adak, AlaskaSat, Apr 20, 5:25 AM HADT · 894 days ago · 10 km deep · 48 km away
18. 1.6153 km WSW of Adak, AlaskaSat, Apr 20, 4:04 AM HADT · 894 days ago · 16 km deep · 86 km away
19. 1.757 km W of Adak, AlaskaSat, Apr 20, 12:13 AM HADT · 894 days ago · 7 km deep · 57 km away
20. 1.759 km W of Adak, AlaskaFri, Apr 19, 10:37 PM HADT · 894 days ago · 10 km deep · 58 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak02455hrerg. Read Thu, Oct 1, 2026, 5:52 PM UTC.