M1.8 earthquake 75 km SE of Adak, Alaska

Magnitude

1.8 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sun, Apr 17, 2016, 10:46 PM HADT

UTC

2016-04-18 07:46:18 UTC

Depth

13.8 km (8.6 mi), shallow

Epicenter

51.330° N, 175.981° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

18

After

1. 1.628 km ESE of Adak, AlaskaMon, Apr 18, 10:28 AM HADT · 3821 days ago · 61 km deep · 50 km away
2. 2.135 km SE of Adak, AlaskaMon, Apr 18, 12:17 PM HADT · 3821 days ago · 60 km deep · 42 km away
3. 1.861 km SE of Adak, AlaskaTue, Apr 19, 5:21 PM HADT · 3819 days ago · 50 km deep · 25 km away
4. 2.189 km SSE of Adak, AlaskaWed, Apr 20, 3:40 AM HADT · 3819 days ago · 26 km deep · 33 km away
5. 1.968 km WSW of Atka, AlaskaWed, Apr 20, 8:14 AM HADT · 3819 days ago · 78 km deep · 89 km away
6. 1.847 km SSE of Adak, AlaskaWed, Apr 20, 3:48 PM HADT · 3818 days ago · 25 km deep · 36 km away
7. 2.822 km SSE of Adak, AlaskaWed, Apr 20, 4:00 PM HADT · 3818 days ago · 53 km deep · 54 km away
8. 2.425 km SSE of Adak, AlaskaWed, Apr 20, 8:32 PM HADT · 3818 days ago · 49 km deep · 51 km away
9. 1.549 km ESE of Adak, AlaskaThu, Apr 21, 1:19 PM HADT · 3817 days ago · 55 km deep · 40 km away
10. 1.968 km E of Adak, AlaskaThu, Apr 21, 4:27 PM HADT · 3817 days ago · 26 km deep · 60 km away
11. 3.8Andreanof Islands, Aleutian Islands, AlaskaFri, Apr 22, 12:00 AM HADT · 3817 days ago · 34 km deep · 93 km away
12. 3.860 km SW of Adak, AlaskaSat, Apr 23, 3:40 PM HADT · 3815 days ago · 38 km deep · 80 km away
13. 1.654 km SW of Adak, AlaskaSun, Apr 24, 12:55 AM HADT · 3815 days ago · 39 km deep · 81 km away
14. 2.159 km SW of Adak, AlaskaSun, Apr 24, 11:16 AM HADT · 3815 days ago · 47 km deep · 98 km away
15. 2.189 km SW of Atka, AlaskaSun, Apr 24, 3:01 PM HADT · 3814 days ago · 49 km deep · 67 km away
16. 2.4113 km ESE of Adak, AlaskaSun, Apr 24, 8:53 PM HADT · 3814 days ago · 20 km deep · 54 km away
17. 4.676 km SSW of Atka, AlaskaMon, Apr 25, 5:16 AM HADT · 3814 days ago · 43 km deep · 99 km away
18. 4.388 km SSW of Atka, AlaskaMon, Apr 25, 5:34 AM HADT · 3814 days ago · 26 km deep · 97 km away
19. 2.690 km SSW of Atka, AlaskaMon, Apr 25, 5:42 AM HADT · 3814 days ago · 20 km deep · 97 km away
20. 2.396 km SSW of Atka, AlaskaMon, Apr 25, 6:30 AM HADT · 3814 days ago · 26 km deep · 97 km away
21. 2.592 km SSW of Atka, AlaskaMon, Apr 25, 6:49 AM HADT · 3814 days ago · 13 km deep · 98 km away
22. 4.192 km SSW of Atka, AlaskaMon, Apr 25, 6:58 AM HADT · 3814 days ago · 26 km deep · 100 km away
23. 2.890 km SSW of Atka, AlaskaMon, Apr 25, 8:04 AM HADT · 3814 days ago · 13 km deep · 94 km away
24. 2.663 km ESE of Adak, AlaskaMon, Apr 25, 8:30 AM HADT · 3814 days ago · 33 km deep · 30 km away
25. 1.896 km SSW of Atka, AlaskaMon, Apr 25, 10:16 AM HADT · 3814 days ago · 24 km deep · 96 km away
26. 1.737 km SSE of Adak, AlaskaMon, Apr 25, 4:44 PM HADT · 3813 days ago · 35 km deep · 39 km away
27. 1.972 km SE of Adak, AlaskaMon, Apr 25, 10:40 PM HADT · 3813 days ago · 50 km deep · 18 km away
28. 1.735 km S of Adak, AlaskaTue, Apr 26, 6:54 AM HADT · 3813 days ago · 39 km deep · 51 km away
29. 2.2Andreanof Islands, Aleutian Islands, AlaskaTue, Apr 26, 11:38 AM HADT · 3813 days ago · 1 km deep · 53 km away
30. 1.965 km SSW of Adak, AlaskaTue, Apr 26, 6:28 PM HADT · 3812 days ago · 40 km deep · 74 km away
31. 1.656 km SW of Adak, AlaskaThu, Apr 28, 12:02 PM HADT · 3811 days ago · 46 km deep · 92 km away
32. 1.643 km S of Adak, AlaskaThu, Apr 28, 10:05 PM HADT · 3810 days ago · 38 km deep · 50 km away
33. 1.637 km ESE of Adak, AlaskaFri, Apr 29, 1:10 PM HADT · 3809 days ago · 62 km deep · 50 km away
34. 2.480 km E of Adak, AlaskaSat, Apr 30, 12:48 AM HADT · 3809 days ago · 15 km deep · 65 km away
35. 1.83 km NNW of Adak, AlaskaSat, Apr 30, 1:01 PM HADT · 3808 days ago · 81 km deep · 78 km away
36. 1.8146 km SSE of Adak, AlaskaSat, Apr 30, 6:53 PM HADT · 3808 days ago · 10 km deep · 85 km away
37. 1.848 km E of Adak, AlaskaSat, Apr 30, 7:05 PM HADT · 3808 days ago · 137 km deep · 66 km away
38. 1.799 km SW of Atka, AlaskaMon, May 2, 4:54 PM HADT · 3806 days ago · 27 km deep · 57 km away
39. 1.684 km SW of Atka, AlaskaMon, May 2, 7:22 PM HADT · 3806 days ago · 16 km deep · 75 km away
40. 1.696 km ESE of Adak, AlaskaMon, May 2, 11:45 PM HADT · 3806 days ago · 51 km deep · 57 km away
41. 2.171 km E of Adak, AlaskaTue, May 3, 4:18 AM HADT · 3806 days ago · 73 km deep · 73 km away
42. 1.583 km SW of Atka, AlaskaTue, May 3, 8:29 PM HADT · 3805 days ago · 46 km deep · 74 km away
43. 2.184 km SW of Atka, AlaskaWed, May 4, 4:20 PM HADT · 3804 days ago · 20 km deep · 72 km away
44. 1.715 km S of Adak, AlaskaSat, May 7, 1:13 AM HADT · 3802 days ago · 68 km deep · 66 km away
45. 2.344 km ENE of Adak, AlaskaSat, May 7, 4:39 AM HADT · 3802 days ago · 85 km deep · 71 km away
46. 1.973 km WSW of Atka, AlaskaSun, May 8, 9:50 AM HADT · 3801 days ago · 97 km deep · 83 km away
47. 1.933 km SSE of Adak, AlaskaSun, May 8, 11:14 PM HADT · 3800 days ago · 39 km deep · 43 km away
48. 2.563 km SW of Adak, AlaskaMon, May 9, 6:59 AM HADT · 3800 days ago · 43 km deep · 91 km away
49. 2.257 km E of Adak, AlaskaMon, May 9, 1:29 PM HADT · 3799 days ago · 62 km deep · 55 km away
50. 1.553 km SSE of Adak, AlaskaTue, May 10, 1:48 PM HADT · 3798 days ago · 22 km deep · 24 km away
51. 1.754 km SSE of Adak, AlaskaTue, May 10, 10:36 PM HADT · 3798 days ago · 21 km deep · 35 km away
52. 1.864 km SW of Adak, AlaskaTue, May 10, 11:00 PM HADT · 3798 days ago · 35 km deep · 91 km away
53. 2.057 km ENE of Adak, AlaskaWed, May 11, 5:24 AM HADT · 3798 days ago · 105 km deep · 79 km away
54. 3.795 km SW of Atka, AlaskaThu, May 12, 3:46 AM HADT · 3797 days ago · 26 km deep · 61 km away
55. 1.597 km ESE of Adak, AlaskaThu, May 12, 9:35 AM HADT · 3797 days ago · 20 km deep · 59 km away
56. 1.953 km ENE of Adak, AlaskaThu, May 12, 10:13 AM HADT · 3797 days ago · 108 km deep · 78 km away
57. 2.2Andreanof Islands, Aleutian Islands, AlaskaThu, May 12, 1:31 PM HADT · 3796 days ago · 42 km deep · 45 km away
58. 4.1101 km ESE of Adak, AlaskaThu, May 12, 4:28 PM HADT · 3796 days ago · 27 km deep · 55 km away
59. 2.032 km ENE of Adak, AlaskaFri, May 13, 12:26 AM HADT · 3796 days ago · 76 km deep · 69 km away
60. 3.825 km SSW of Adak, AlaskaFri, May 13, 11:05 AM HADT · 3796 days ago · 51 km deep · 64 km away

The first 60 of 123.

Before

1. 2.399 km SE of Adak, AlaskaSun, Apr 17, 6:12 PM HADT · 3821 days ago · 33 km deep · 37 km away
2. 1.870 km SSW of Atka, AlaskaSun, Apr 17, 5:18 PM HADT · 3821 days ago · 21 km deep · 93 km away
3. 2.066 km SSW of Atka, AlaskaSun, Apr 17, 5:17 PM HADT · 3821 days ago · 38 km deep · 96 km away
4. 2.058 km SE of Adak, AlaskaSun, Apr 17, 12:00 PM HADT · 3822 days ago · 13 km deep · 17 km away
5. 1.733 km SSW of Adak, AlaskaSat, Apr 16, 4:16 PM HADT · 3822 days ago · 33 km deep · 60 km away
6. 3.255 km SW of Adak, AlaskaSat, Apr 16, 5:46 AM HADT · 3823 days ago · 48 km deep · 79 km away
7. 2.337 km WSW of Adak, AlaskaFri, Apr 15, 11:57 PM HADT · 3823 days ago · 51 km deep · 87 km away
8. 2.378 km WSW of Atka, AlaskaFri, Apr 15, 12:27 PM HADT · 3823 days ago · 69 km deep · 79 km away
9. 1.984 km WSW of Atka, AlaskaFri, Apr 15, 6:12 AM HADT · 3824 days ago · 71 km deep · 80 km away
10. 1.958 km SSW of Adak, AlaskaFri, Apr 15, 4:11 AM HADT · 3824 days ago · 44 km deep · 72 km away
11. 2.4Andreanof Islands, Aleutian Islands, AlaskaFri, Apr 15, 3:20 AM HADT · 3824 days ago · 40 km deep · 58 km away
12. 2.359 km S of Adak, AlaskaFri, Apr 15, 3:07 AM HADT · 3824 days ago · 39 km deep · 57 km away
13. 1.971 km SSW of Atka, AlaskaThu, Apr 14, 1:56 AM HADT · 3825 days ago · 20 km deep · 92 km away
14. 2.164 km ESE of Adak, AlaskaWed, Apr 13, 7:36 AM HADT · 3826 days ago · 73 km deep · 47 km away
15. 1.855 km ENE of Adak, AlaskaMon, Apr 11, 11:18 PM HADT · 3827 days ago · 104 km deep · 80 km away
16. 1.663 km SSE of Adak, AlaskaMon, Apr 11, 8:35 PM HADT · 3827 days ago · 26 km deep · 13 km away
17. 1.934 km WSW of Adak, AlaskaMon, Apr 11, 7:29 AM HADT · 3828 days ago · 69 km deep · 91 km away
18. 2.139 km E of Adak, AlaskaSun, Apr 10, 6:56 PM HADT · 3828 days ago · 140 km deep · 60 km away
19. 1.645 km S of Adak, AlaskaSun, Apr 10, 3:39 PM HADT · 3828 days ago · 24 km deep · 49 km away
20. 2.593 km ESE of Adak, AlaskaSun, Apr 10, 12:22 AM HADT · 3829 days ago · 36 km deep · 39 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak01650e0rgb (also filed as ak13498466). Read Sun, Oct 4, 2026, 8:48 AM UTC.