M1.6 earthquake 36 km SSE of Adak, Alaska

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sun, Sep 23, 2018, 6:48 PM HADT

UTC

2018-09-24 03:48:24 UTC

Depth

35.5 km (22.1 mi), shallow

Epicenter

51.589° N, 176.375° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

12

After

1. 1.594 km SW of Adak, AlaskaMon, Sep 24, 1:32 AM HADT · 2929 days ago · 23 km deep · 92 km away
2. 1.955 km WNW of Adak, AlaskaMon, Sep 24, 10:57 AM HADT · 2929 days ago · 132 km deep · 87 km away
3. 1.981 km WSW of Adak, AlaskaMon, Sep 24, 4:19 PM HADT · 2929 days ago · 35 km deep · 94 km away
4. 1.681 km WSW of Adak, AlaskaMon, Sep 24, 7:08 PM HADT · 2929 days ago · 31 km deep · 94 km away
5. 2.010 km ENE of Adak, AlaskaTue, Sep 25, 1:20 AM HADT · 2928 days ago · 68 km deep · 38 km away
6. 2.222 km SSW of Adak, AlaskaTue, Sep 25, 7:58 AM HADT · 2928 days ago · 45 km deep · 27 km away
7. 1.584 km SSE of Adak, AlaskaTue, Sep 25, 11:24 AM HADT · 2928 days ago · 16 km deep · 49 km away
8. 2.448 km NE of Adak, AlaskaTue, Sep 25, 3:01 PM HADT · 2928 days ago · 129 km deep · 68 km away
9. 2.086 km WSW of Adak, AlaskaTue, Sep 25, 10:22 PM HADT · 2928 days ago · 20 km deep · 95 km away
10. 2.161 km SE of Adak, AlaskaThu, Sep 27, 12:33 AM HADT · 2926 days ago · 37 km deep · 32 km away
11. 1.642 km SW of Adak, AlaskaThu, Sep 27, 6:11 AM HADT · 2926 days ago · 39 km deep · 52 km away
12. 2.170 km S of Adak, AlaskaFri, Sep 28, 12:22 PM HADT · 2925 days ago · 21 km deep · 43 km away
13. 1.538 km S of Adak, AlaskaFri, Sep 28, 1:28 PM HADT · 2925 days ago · 64 km deep · 25 km away
14. 1.860 km SE of Adak, AlaskaFri, Sep 28, 9:24 PM HADT · 2925 days ago · 25 km deep · 29 km away
15. 1.643 km SW of Adak, AlaskaSat, Sep 29, 5:59 PM HADT · 2924 days ago · 57 km deep · 54 km away
16. 2.192 km SW of Adak, AlaskaSun, Sep 30, 9:37 AM HADT · 2923 days ago · 28 km deep · 94 km away
17. 1.757 km SSW of Adak, AlaskaSun, Sep 30, 3:59 PM HADT · 2923 days ago · 49 km deep · 52 km away
18. 1.952 km SSE of Adak, AlaskaMon, Oct 1, 2:43 AM HADT · 2922 days ago · 29 km deep · 17 km away
19. 1.983 km WSW of Adak, AlaskaMon, Oct 1, 3:54 PM HADT · 2922 days ago · 13 km deep · 92 km away
20. 1.988 km ESE of Adak, AlaskaTue, Oct 2, 7:56 AM HADT · 2921 days ago · 40 km deep · 59 km away
21. 2.195 km SW of Adak, AlaskaWed, Oct 3, 5:48 AM HADT · 2920 days ago · 26 km deep · 95 km away
22. 2.431 km SSE of Adak, AlaskaWed, Oct 3, 6:09 AM HADT · 2920 days ago · 54 km deep · 5 km away
23. 1.654 km SSW of Adak, AlaskaThu, Oct 4, 8:28 PM HADT · 2919 days ago · 44 km deep · 40 km away
24. 2.069 km SW of Atka, AlaskaFri, Oct 5, 6:56 AM HADT · 2918 days ago · 47 km deep · 98 km away
25. 1.649 km S of Adak, AlaskaFri, Oct 5, 7:26 AM HADT · 2918 days ago · 26 km deep · 23 km away
26. 2.362 km SSW of Adak, AlaskaFri, Oct 5, 8:43 PM HADT · 2918 days ago · 41 km deep · 53 km away
27. 2.572 km SE of Adak, AlaskaSat, Oct 6, 11:11 AM HADT · 2917 days ago · 35 km deep · 36 km away
28. 2.262 km SSE of Adak, AlaskaSat, Oct 6, 11:27 AM HADT · 2917 days ago · 22 km deep · 27 km away
29. 2.070 km SE of Adak, AlaskaSat, Oct 6, 11:38 AM HADT · 2917 days ago · 52 km deep · 41 km away
30. 1.867 km E of Adak, AlaskaSat, Oct 6, 3:17 PM HADT · 2917 days ago · 27 km deep · 54 km away
31. 1.523 km WSW of Adak, AlaskaSat, Oct 6, 7:34 PM HADT · 2917 days ago · 15 km deep · 48 km away
32. 2.023 km NNE of Adak, AlaskaSat, Oct 6, 9:26 PM HADT · 2917 days ago · 104 km deep · 54 km away
33. 2.373 km SSW of Adak, AlaskaSun, Oct 7, 8:45 AM HADT · 2916 days ago · 16 km deep · 59 km away
34. 2.138 km ESE of Adak, AlaskaMon, Oct 8, 12:21 AM HADT · 2915 days ago · 57 km deep · 27 km away
35. 2.139 km S of Adak, AlaskaMon, Oct 8, 12:52 PM HADT · 2915 days ago · 35 km deep · 24 km away
36. 1.650 km SW of Adak, AlaskaMon, Oct 8, 1:37 PM HADT · 2915 days ago · 40 km deep · 50 km away
37. 2.026 km WSW of Adak, AlaskaMon, Oct 8, 5:07 PM HADT · 2915 days ago · 79 km deep · 48 km away
38. 2.034 km SSE of Adak, AlaskaMon, Oct 8, 5:39 PM HADT · 2915 days ago · 42 km deep · 2 km away
39. 1.757 km SSW of Adak, AlaskaMon, Oct 8, 11:10 PM HADT · 2915 days ago · 24 km deep · 46 km away
40. 4.180 km SW of Adak, AlaskaTue, Oct 9, 9:57 AM HADT · 2914 days ago · 40 km deep · 83 km away
41. 1.620 km WNW of Adak, AlaskaTue, Oct 9, 1:36 PM HADT · 2914 days ago · 11 km deep · 55 km away
42. 2.572 km SW of Adak, AlaskaWed, Oct 10, 12:07 AM HADT · 2913 days ago · 69 km deep · 78 km away
43. 2.679 km SW of Atka, AlaskaWed, Oct 10, 2:43 PM HADT · 2913 days ago · 230 km deep · 86 km away
44. 2.368 km SW of Atka, AlaskaWed, Oct 10, 10:58 PM HADT · 2913 days ago · 121 km deep · 99 km away
45. 1.958 km S of Adak, AlaskaThu, Oct 11, 2:07 AM HADT · 2912 days ago · 26 km deep · 33 km away
46. 2.032 km WNW of Adak, AlaskaThu, Oct 11, 2:34 AM HADT · 2912 days ago · 114 km deep · 65 km away
47. 2.049 km SSW of Adak, AlaskaThu, Oct 11, 6:10 AM HADT · 2912 days ago · 42 km deep · 43 km away
48. 1.717 km SSE of Adak, AlaskaThu, Oct 11, 8:26 AM HADT · 2912 days ago · 54 km deep · 19 km away
49. 1.676 km WSW of Adak, AlaskaThu, Oct 11, 10:32 AM HADT · 2912 days ago · 47 km deep · 88 km away
50. 2.387 km SW of Adak, AlaskaFri, Oct 12, 4:08 AM HADT · 2911 days ago · 39 km deep · 87 km away
51. 1.854 km SW of Adak, AlaskaFri, Oct 12, 8:35 PM HADT · 2911 days ago · 47 km deep · 52 km away
52. 2.061 km WNW of Adak, AlaskaFri, Oct 12, 11:08 PM HADT · 2911 days ago · 88 km deep · 92 km away
53. 3.152 km SE of Adak, AlaskaSat, Oct 13, 11:42 PM HADT · 2909 days ago · 29 km deep · 19 km away
54. 1.543 km SW of Adak, AlaskaSun, Oct 14, 7:27 PM HADT · 2909 days ago · 7 km deep · 52 km away
55. 2.457 km SSE of Adak, AlaskaMon, Oct 15, 5:49 AM HADT · 2908 days ago · 41 km deep · 21 km away
56. 2.551 km S of Adak, AlaskaMon, Oct 15, 6:15 AM HADT · 2908 days ago · 46 km deep · 29 km away
57. 1.988 km E of Adak, AlaskaTue, Oct 16, 6:23 AM HADT · 2907 days ago · 51 km deep · 71 km away
58. 2.869 km SSW of Adak, AlaskaTue, Oct 16, 6:52 PM HADT · 2907 days ago · 42 km deep · 60 km away
59. 2.072 km SSW of Adak, AlaskaTue, Oct 16, 7:27 PM HADT · 2907 days ago · 20 km deep · 59 km away
60. 2.097 km SW of Adak, AlaskaWed, Oct 17, 5:53 AM HADT · 2906 days ago · 40 km deep · 95 km away

The first 60 of 151.

Before

1. 2.2101 km ESE of Adak, AlaskaSun, Sep 23, 11:57 AM HADT · 2930 days ago · 26 km deep · 75 km away
2. 1.656 km WSW of Adak, AlaskaSun, Sep 23, 11:35 AM HADT · 2930 days ago · 21 km deep · 68 km away
3. 1.987 km SE of Adak, AlaskaSun, Sep 23, 3:58 AM HADT · 2930 days ago · 18 km deep · 51 km away
4. 1.581 km WSW of Adak, AlaskaSun, Sep 23, 12:30 AM HADT · 2930 days ago · 26 km deep · 93 km away
5. 1.691 km SW of Adak, AlaskaSat, Sep 22, 4:36 PM HADT · 2931 days ago · 51 km deep · 95 km away
6. 1.667 km SSW of Adak, AlaskaSat, Sep 22, 2:57 PM HADT · 2931 days ago · 42 km deep · 54 km away
7. 1.565 km SSW of Adak, AlaskaSat, Sep 22, 12:52 AM HADT · 2931 days ago · 42 km deep · 59 km away
8. 1.947 km W of Adak, AlaskaFri, Sep 21, 10:41 PM HADT · 2932 days ago · 123 km deep · 76 km away
9. 2.350 km SW of Adak, AlaskaFri, Sep 21, 7:39 PM HADT · 2932 days ago · 39 km deep · 51 km away
10. 1.95 km SW of Adak, AlaskaFri, Sep 21, 6:53 PM HADT · 2932 days ago · 68 km deep · 34 km away
11. 1.547 km SW of Adak, AlaskaFri, Sep 21, 6:31 PM HADT · 2932 days ago · 45 km deep · 51 km away
12. 4.547 km WSW of Adak, AlaskaFri, Sep 21, 6:11 PM HADT · 2932 days ago · 56 km deep · 59 km away
13. 2.193 km SW of Adak, AlaskaFri, Sep 21, 9:46 AM HADT · 2932 days ago · 26 km deep · 91 km away
14. 1.785 km WSW of Adak, AlaskaFri, Sep 21, 4:57 AM HADT · 2932 days ago · 42 km deep · 98 km away
15. 2.246 km S of Adak, AlaskaThu, Sep 20, 10:48 AM HADT · 2933 days ago · 35 km deep · 24 km away
16. 3.892 km ESE of Adak, AlaskaThu, Sep 20, 5:06 AM HADT · 2933 days ago · 34 km deep · 72 km away
17. 2.266 km ENE of Adak, AlaskaWed, Sep 19, 8:03 PM HADT · 2934 days ago · 180 km deep · 71 km away
18. 1.655 km SSE of Adak, AlaskaWed, Sep 19, 12:38 PM HADT · 2934 days ago · 23 km deep · 20 km away
19. 1.758 km SE of Adak, AlaskaWed, Sep 19, 6:19 AM HADT · 2934 days ago · 17 km deep · 25 km away
20. 1.648 km S of Adak, AlaskaWed, Sep 19, 4:03 AM HADT · 2934 days ago · 26 km deep · 22 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak018c9mkax2 (also filed as ak20269814). Read Thu, Oct 1, 2026, 7:50 PM UTC.