M1.8 earthquake 31 km SW of Adak, Alaska

Magnitude

1.8 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sun, Oct 21, 2018, 3:23 PM HADT

UTC

2018-10-22 00:23:05 UTC

Depth

62.6 km (38.9 mi), shallow

Epicenter

51.669° N, 176.949° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

13

After

1. 1.9122 km SW of Adak, AlaskaMon, Oct 22, 1:31 AM HADT · 2903 days ago · 51 km deep · 92 km away
2. 1.823 km WSW of Adak, AlaskaMon, Oct 22, 2:50 AM HADT · 2903 days ago · 73 km deep · 14 km away
3. 2.6111 km SW of Adak, AlaskaMon, Oct 22, 12:30 PM HADT · 2903 days ago · 29 km deep · 80 km away
4. 1.636 km WNW of Adak, AlaskaMon, Oct 22, 12:49 PM HADT · 2903 days ago · 77 km deep · 42 km away
5. 1.683 km WSW of Adak, AlaskaMon, Oct 22, 5:38 PM HADT · 2903 days ago · 13 km deep · 55 km away
6. 1.732 km SE of Adak, AlaskaMon, Oct 22, 8:32 PM HADT · 2902 days ago · 63 km deep · 48 km away
7. 2.446 km ENE of Adak, AlaskaTue, Oct 23, 3:14 AM HADT · 2902 days ago · 89 km deep · 75 km away
8. 1.683 km W of Adak, AlaskaTue, Oct 23, 7:50 AM HADT · 2902 days ago · 7 km deep · 65 km away
9. 1.840 km ENE of Adak, AlaskaTue, Oct 23, 12:22 PM HADT · 2902 days ago · 4 km deep · 72 km away
10. 1.868 km SSW of Adak, AlaskaWed, Oct 24, 9:08 AM HADT · 2901 days ago · 25 km deep · 39 km away
11. 2.363 km SSE of Adak, AlaskaWed, Oct 24, 2:48 PM HADT · 2901 days ago · 21 km deep · 62 km away
12. 2.555 km SE of Adak, AlaskaThu, Oct 25, 11:58 PM HADT · 2899 days ago · 28 km deep · 60 km away
13. 1.972 km SW of Adak, AlaskaFri, Oct 26, 1:58 AM HADT · 2899 days ago · 16 km deep · 41 km away
14. 1.968 km E of Adak, AlaskaFri, Oct 26, 5:03 AM HADT · 2899 days ago · 29 km deep · 95 km away
15. 1.881 km WSW of Adak, AlaskaFri, Oct 26, 6:28 AM HADT · 2899 days ago · 40 km deep · 55 km away
16. 1.627 km S of Adak, AlaskaFri, Oct 26, 6:42 AM HADT · 2899 days ago · 43 km deep · 17 km away
17. 2.053 km SSE of Adak, AlaskaFri, Oct 26, 2:31 PM HADT · 2899 days ago · 24 km deep · 54 km away
18. 2.456 km SE of Adak, AlaskaFri, Oct 26, 3:34 PM HADT · 2899 days ago · 42 km deep · 60 km away
19. 2.651 km ENE of Adak, AlaskaFri, Oct 26, 4:19 PM HADT · 2899 days ago · 168 km deep · 82 km away
20. 2.4119 km SW of Adak, AlaskaSat, Oct 27, 1:12 AM HADT · 2898 days ago · 40 km deep · 88 km away
21. 1.864 km W of Adak, AlaskaSat, Oct 27, 3:59 AM HADT · 2898 days ago · 13 km deep · 52 km away
22. 1.855 km S of Adak, AlaskaSat, Oct 27, 10:15 AM HADT · 2898 days ago · 9 km deep · 42 km away
23. 1.882 km W of Adak, AlaskaSat, Oct 27, 8:46 PM HADT · 2897 days ago · 0 km deep · 65 km away
24. 1.8117 km WSW of Adak, AlaskaSun, Oct 28, 8:06 AM HADT · 2897 days ago · 25 km deep · 90 km away
25. 1.8122 km WSW of Adak, AlaskaSun, Oct 28, 7:50 PM HADT · 2896 days ago · 13 km deep · 99 km away
26. 2.1Andreanof Islands, Aleutian Islands, AlaskaSun, Oct 28, 8:47 PM HADT · 2896 days ago · 71 km deep · 39 km away
27. 2.037 km ESE of Adak, AlaskaMon, Oct 29, 3:58 AM HADT · 2896 days ago · 65 km deep · 60 km away
28. 1.950 km SW of Adak, AlaskaMon, Oct 29, 5:41 PM HADT · 2896 days ago · 23 km deep · 19 km away
29. 1.942 km ENE of Adak, AlaskaMon, Oct 29, 5:52 PM HADT · 2896 days ago · 7 km deep · 74 km away
30. 2.5104 km WSW of Adak, AlaskaMon, Oct 29, 5:56 PM HADT · 2895 days ago · 41 km deep · 75 km away
31. 2.3125 km WSW of Adak, AlaskaMon, Oct 29, 7:54 PM HADT · 2895 days ago · 9 km deep · 99 km away
32. 1.7102 km SW of Adak, AlaskaMon, Oct 29, 10:13 PM HADT · 2895 days ago · 50 km deep · 71 km away
33. 1.6Andreanof Islands, Aleutian Islands, AlaskaMon, Oct 29, 11:54 PM HADT · 2895 days ago · 63 km deep · 71 km away
34. 1.6124 km WSW of Adak, AlaskaTue, Oct 30, 12:16 AM HADT · 2895 days ago · 26 km deep · 98 km away
35. 1.653 km SSE of Adak, AlaskaTue, Oct 30, 3:37 AM HADT · 2895 days ago · 22 km deep · 54 km away
36. 2.390 km WSW of Adak, AlaskaTue, Oct 30, 4:55 AM HADT · 2895 days ago · 69 km deep · 64 km away
37. 1.563 km SSW of Adak, AlaskaTue, Oct 30, 5:28 AM HADT · 2895 days ago · 49 km deep · 35 km away
38. 1.8118 km WSW of Adak, AlaskaTue, Oct 30, 7:36 PM HADT · 2894 days ago · 69 km deep · 94 km away
39. 1.59 km N of Adak, AlaskaWed, Oct 31, 2:17 AM HADT · 2894 days ago · 84 km deep · 39 km away
40. 1.752 km SSE of Adak, AlaskaWed, Oct 31, 4:39 AM HADT · 2894 days ago · 24 km deep · 51 km away
41. 1.685 km WSW of Adak, AlaskaWed, Oct 31, 4:21 PM HADT · 2894 days ago · 40 km deep · 58 km away
42. 2.5123 km WSW of Adak, AlaskaWed, Oct 31, 6:28 PM HADT · 2893 days ago · 18 km deep · 96 km away
43. 2.15 km NE of Adak, AlaskaThu, Nov 1, 1:49 AM HADT · 2893 days ago · 81 km deep · 37 km away
44. 2.349 km SE of Adak, AlaskaThu, Nov 1, 3:28 PM HADT · 2893 days ago · 26 km deep · 55 km away
45. 2.269 km WSW of Adak, AlaskaThu, Nov 1, 6:13 PM HADT · 2892 days ago · 48 km deep · 44 km away
46. 2.390 km WSW of Adak, AlaskaFri, Nov 2, 12:45 AM HADT · 2892 days ago · 34 km deep · 62 km away
47. 1.6103 km WSW of Adak, AlaskaFri, Nov 2, 6:22 AM HADT · 2892 days ago · 34 km deep · 75 km away
48. 1.688 km WSW of Adak, AlaskaSat, Nov 3, 5:14 AM HADT · 2891 days ago · 27 km deep · 61 km away
49. 2.016 km NNW of Adak, AlaskaSat, Nov 3, 9:09 AM HADT · 2891 days ago · 84 km deep · 41 km away
50. 1.8100 km WSW of Adak, AlaskaSat, Nov 3, 5:37 PM HADT · 2891 days ago · 47 km deep · 72 km away
51. 1.668 km SW of Adak, AlaskaSat, Nov 3, 7:43 PM HADT · 2890 days ago · 54 km deep · 37 km away
52. 2.4118 km WSW of Adak, AlaskaSat, Nov 3, 11:15 PM HADT · 2890 days ago · 27 km deep · 91 km away
53. 1.8108 km SW of Adak, AlaskaSun, Nov 4, 5:58 AM HAST · 2890 days ago · 43 km deep · 77 km away
54. 1.687 km S of Adak, AlaskaSun, Nov 4, 9:08 AM HAST · 2890 days ago · 15 km deep · 71 km away
55. 2.266 km W of Adak, AlaskaSun, Nov 4, 1:56 PM HAST · 2890 days ago · 74 km deep · 52 km away
56. 2.356 km SSE of Adak, AlaskaSun, Nov 4, 4:05 PM HAST · 2890 days ago · 22 km deep · 47 km away
57. 1.894 km WSW of Adak, AlaskaMon, Nov 5, 2:07 AM HAST · 2889 days ago · 43 km deep · 67 km away
58. 2.793 km SW of Adak, AlaskaMon, Nov 5, 5:06 PM HAST · 2888 days ago · 35 km deep · 63 km away
59. 2.075 km SW of Adak, AlaskaMon, Nov 5, 7:35 PM HAST · 2888 days ago · 39 km deep · 45 km away
60. 2.131 km S of Adak, AlaskaTue, Nov 6, 2:47 AM HAST · 2888 days ago · 44 km deep · 18 km away

The first 60 of 160.

Before

1. 1.940 km ENE of Adak, AlaskaSat, Oct 20, 5:58 PM HADT · 2904 days ago · 6 km deep · 71 km away
2. 2.571 km S of Adak, AlaskaSat, Oct 20, 2:13 PM HADT · 2905 days ago · 35 km deep · 48 km away
3. 2.0124 km SW of Adak, AlaskaFri, Oct 19, 9:32 PM HADT · 2905 days ago · 56 km deep · 94 km away
4. 1.787 km SW of Adak, AlaskaFri, Oct 19, 7:32 PM HADT · 2905 days ago · 35 km deep · 56 km away
5. 2.1119 km WSW of Adak, AlaskaFri, Oct 19, 11:08 AM HADT · 2906 days ago · 46 km deep · 90 km away
6. 1.938 km SSE of Adak, AlaskaFri, Oct 19, 8:59 AM HADT · 2906 days ago · 45 km deep · 40 km away
7. 1.762 km SW of Adak, AlaskaFri, Oct 19, 6:29 AM HADT · 2906 days ago · 43 km deep · 32 km away
8. 1.984 km WSW of Adak, AlaskaFri, Oct 19, 6:21 AM HADT · 2906 days ago · 16 km deep · 56 km away
9. 1.952 km SE of Adak, AlaskaFri, Oct 19, 4:28 AM HADT · 2906 days ago · 37 km deep · 59 km away
10. 1.925 km SSW of Adak, AlaskaFri, Oct 19, 3:47 AM HADT · 2906 days ago · 62 km deep · 9 km away
11. 1.637 km SSW of Adak, AlaskaFri, Oct 19, 3:39 AM HADT · 2906 days ago · 58 km deep · 19 km away
12. 2.1Andreanof Islands, Aleutian Islands, AlaskaThu, Oct 18, 8:57 AM HADT · 2907 days ago · 85 km deep · 79 km away
13. 2.526 km WSW of Adak, AlaskaThu, Oct 18, 2:59 AM HADT · 2907 days ago · 69 km deep · 17 km away
14. 2.097 km SW of Adak, AlaskaWed, Oct 17, 5:53 AM HADT · 2908 days ago · 40 km deep · 66 km away
15. 2.072 km SSW of Adak, AlaskaTue, Oct 16, 7:27 PM HADT · 2908 days ago · 20 km deep · 44 km away
16. 2.869 km SSW of Adak, AlaskaTue, Oct 16, 6:52 PM HADT · 2908 days ago · 42 km deep · 39 km away
17. 2.1116 km WSW of Adak, AlaskaTue, Oct 16, 10:02 AM HADT · 2909 days ago · 38 km deep · 88 km away
18. 2.551 km S of Adak, AlaskaMon, Oct 15, 6:15 AM HADT · 2910 days ago · 46 km deep · 35 km away
19. 2.457 km SSE of Adak, AlaskaMon, Oct 15, 5:49 AM HADT · 2910 days ago · 41 km deep · 55 km away
20. 1.543 km SW of Adak, AlaskaSun, Oct 14, 7:27 PM HADT · 2910 days ago · 7 km deep · 13 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak018djvobkx (also filed as ak20288574). Read Sat, Oct 3, 2026, 2:23 PM UTC.