M1.5 earthquake 75 km ESE of Adak, Alaska

Magnitude

1.5 (ml), micro

Local time

Fri, Apr 16, 2021, 9:25 AM HADT

UTC

2021-04-16 18:25:50 UTC

Depth

29.0 km (18.0 mi), shallow

Epicenter

51.605° N, 175.625° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

18

After

1. 2.874 km ESE of Adak, AlaskaFri, Apr 16, 10:06 PM HADT · 1986 days ago · 35 km deep · 11 km away
2. 1.633 km SSW of Adak, AlaskaSat, Apr 17, 3:23 AM HADT · 1986 days ago · 51 km deep · 86 km away
3. 1.548 km SSE of Adak, AlaskaSat, Apr 17, 10:09 AM HADT · 1986 days ago · 23 km deep · 44 km away
4. 1.662 km SSE of Adak, AlaskaSat, Apr 17, 12:17 PM HADT · 1986 days ago · 22 km deep · 46 km away
5. 3.898 km SSE of Adak, AlaskaSat, Apr 17, 12:45 PM HADT · 1986 days ago · 10 km deep · 62 km away
6. 1.555 km SSW of Adak, AlaskaSat, Apr 17, 5:07 PM HADT · 1986 days ago · 19 km deep · 89 km away
7. 1.552 km SSW of Adak, AlaskaSat, Apr 17, 6:16 PM HADT · 1986 days ago · 36 km deep · 99 km away
8. 1.767 km SSE of Adak, AlaskaSat, Apr 17, 6:41 PM HADT · 1986 days ago · 12 km deep · 56 km away
9. 2.182 km E of Adak, AlaskaSat, Apr 17, 8:06 PM HADT · 1985 days ago · 116 km deep · 44 km away
10. 1.575 km SSE of Adak, AlaskaSat, Apr 17, 10:41 PM HADT · 1985 days ago · 26 km deep · 57 km away
11. 1.5Andreanof Islands, Aleutian Islands, AlaskaSat, Apr 17, 11:59 PM HADT · 1985 days ago · 39 km deep · 71 km away
12. 1.678 km E of Adak, AlaskaSun, Apr 18, 8:18 AM HADT · 1985 days ago · 71 km deep · 31 km away
13. 1.756 km E of Adak, AlaskaSun, Apr 18, 9:24 AM HADT · 1985 days ago · 71 km deep · 34 km away
14. 1.663 km S of Adak, AlaskaSun, Apr 18, 4:23 PM HADT · 1985 days ago · 25 km deep · 87 km away
15. 1.737 km SSE of Adak, AlaskaSun, Apr 18, 7:58 PM HADT · 1984 days ago · 57 km deep · 62 km away
16. 1.861 km SSE of Adak, AlaskaSun, Apr 18, 9:49 PM HADT · 1984 days ago · 22 km deep · 48 km away
17. 1.681 km SE of Adak, AlaskaMon, Apr 19, 2:22 AM HADT · 1984 days ago · 25 km deep · 26 km away
18. 2.6102 km ESE of Adak, AlaskaMon, Apr 19, 4:10 AM HADT · 1984 days ago · 35 km deep · 26 km away
19. 1.9121 km SSW of Atka, AlaskaMon, Apr 19, 4:31 AM HADT · 1984 days ago · 8 km deep · 62 km away
20. 1.855 km SSE of Adak, AlaskaMon, Apr 19, 2:18 PM HADT · 1984 days ago · 21 km deep · 48 km away
21. 1.741 km SSE of Adak, AlaskaMon, Apr 19, 6:54 PM HADT · 1984 days ago · 33 km deep · 51 km away
22. 1.861 km SSE of Adak, AlaskaTue, Apr 20, 12:13 PM HADT · 1983 days ago · 16 km deep · 42 km away
23. 2.454 km ENE of Adak, AlaskaWed, Apr 21, 6:26 AM HADT · 1982 days ago · 197 km deep · 55 km away
24. 1.683 km SW of Atka, AlaskaWed, Apr 21, 8:12 AM HADT · 1982 days ago · 26 km deep · 35 km away
25. 2.0Andreanof Islands, Aleutian Islands, AlaskaWed, Apr 21, 9:48 AM HADT · 1982 days ago · 69 km deep · 30 km away
26. 3.7106 km ESE of Adak, AlaskaThu, Apr 22, 10:06 AM HADT · 1981 days ago · 35 km deep · 30 km away
27. 1.560 km SSW of Adak, AlaskaThu, Apr 22, 11:49 AM HADT · 1981 days ago · 26 km deep · 96 km away
28. 1.834 km ENE of Adak, AlaskaThu, Apr 22, 6:37 PM HADT · 1981 days ago · 11 km deep · 63 km away
29. 2.232 km NE of Adak, AlaskaThu, Apr 22, 6:37 PM HADT · 1981 days ago · 9 km deep · 71 km away
30. 2.635 km NE of Adak, AlaskaThu, Apr 22, 6:50 PM HADT · 1981 days ago · 10 km deep · 66 km away
31. 1.766 km SW of Atka, AlaskaFri, Apr 23, 10:50 AM HADT · 1980 days ago · 63 km deep · 53 km away
32. 3.893 km ESE of Adak, AlaskaFri, Apr 23, 4:26 PM HADT · 1980 days ago · 50 km deep · 22 km away
33. 1.950 km S of Adak, AlaskaFri, Apr 23, 9:15 PM HADT · 1979 days ago · 25 km deep · 65 km away
34. 1.771 km SW of Atka, AlaskaSat, Apr 24, 3:01 AM HADT · 1979 days ago · 38 km deep · 47 km away
35. 2.5Andreanof Islands, Aleutian Islands, AlaskaSat, Apr 24, 8:41 PM HADT · 1978 days ago · 35 km deep · 30 km away
36. 2.881 km SE of Adak, AlaskaSun, Apr 25, 1:16 AM HADT · 1978 days ago · 33 km deep · 17 km away
37. 2.057 km SSE of Adak, AlaskaSun, Apr 25, 1:24 AM HADT · 1978 days ago · 27 km deep · 43 km away
38. 2.256 km WNW of Atka, AlaskaMon, Apr 26, 4:38 AM HADT · 1977 days ago · 78 km deep · 94 km away
39. 1.860 km SE of Adak, AlaskaTue, Apr 27, 12:51 AM HADT · 1976 days ago · 26 km deep · 39 km away
40. 1.943 km SSW of Atka, AlaskaTue, Apr 27, 3:59 AM HADT · 1976 days ago · 44 km deep · 90 km away
41. 1.746 km ENE of Adak, AlaskaTue, Apr 27, 10:22 AM HADT · 1976 days ago · 8 km deep · 58 km away
42. 1.849 km S of Adak, AlaskaTue, Apr 27, 6:30 PM HADT · 1976 days ago · 25 km deep · 66 km away
43. 2.041 km SSE of Adak, AlaskaTue, Apr 27, 6:56 PM HADT · 1976 days ago · 36 km deep · 53 km away
44. 2.869 km ENE of Adak, AlaskaWed, Apr 28, 12:02 AM HADT · 1975 days ago · 82 km deep · 49 km away
45. 2.145 km E of Adak, AlaskaWed, Apr 28, 4:15 PM HADT · 1975 days ago · 127 km deep · 44 km away
46. 2.264 km SSE of Adak, AlaskaWed, Apr 28, 6:37 PM HADT · 1975 days ago · 23 km deep · 66 km away
47. 1.8119 km SSW of Atka, AlaskaWed, Apr 28, 8:19 PM HADT · 1974 days ago · 7 km deep · 57 km away
48. 1.643 km S of Adak, AlaskaThu, Apr 29, 12:47 AM HADT · 1974 days ago · 44 km deep · 66 km away
49. 2.363 km S of Atka, AlaskaThu, Apr 29, 4:29 AM HADT · 1974 days ago · 21 km deep · 99 km away
50. 1.727 km ESE of Adak, AlaskaThu, Apr 29, 11:00 AM HADT · 1974 days ago · 98 km deep · 48 km away
51. 3.856 km NE of Adak, AlaskaFri, Apr 30, 6:15 AM HADT · 1973 days ago · 155 km deep · 84 km away
52. 3.6100 km SW of Atka, AlaskaMon, May 3, 5:27 PM HADT · 1970 days ago · 35 km deep · 30 km away
53. 1.849 km SE of Adak, AlaskaTue, May 4, 9:15 AM HADT · 1969 days ago · 30 km deep · 41 km away
54. 1.599 km SW of Atka, AlaskaWed, May 12, 3:10 PM HADT · 1961 days ago · 26 km deep · 32 km away
55. 1.934 km ENE of Adak, AlaskaThu, May 13, 1:55 AM HADT · 1960 days ago · 132 km deep · 53 km away
56. 3.199 km ESE of Adak, AlaskaThu, May 13, 8:47 AM HADT · 1960 days ago · 35 km deep · 25 km away
57. 2.955 km SW of Atka, AlaskaThu, May 13, 9:20 PM HADT · 1959 days ago · 51 km deep · 65 km away
58. 1.5Andreanof Islands, Aleutian Islands, AlaskaFri, May 14, 5:44 AM HADT · 1959 days ago · 29 km deep · 19 km away
59. 3.831 km SSE of Adak, AlaskaFri, May 14, 12:55 PM HADT · 1959 days ago · 50 km deep · 53 km away
60. 2.579 km WSW of Atka, AlaskaFri, May 14, 11:51 PM HADT · 1958 days ago · 57 km deep · 39 km away

The first 60 of 71.

Before

1. 2.525 km SE of Adak, AlaskaFri, Apr 16, 5:54 AM HADT · 1987 days ago · 78 km deep · 53 km away
2. 1.734 km NE of Adak, AlaskaThu, Apr 15, 7:29 PM HADT · 1987 days ago · 129 km deep · 65 km away
3. 2.753 km SSW of Adak, AlaskaThu, Apr 15, 7:22 PM HADT · 1987 days ago · 36 km deep · 100 km away
4. 3.149 km SW of Atka, AlaskaThu, Apr 15, 5:02 PM HADT · 1988 days ago · 10 km deep · 68 km away
5. 1.719 km SW of Adak, AlaskaThu, Apr 15, 4:01 AM HADT · 1988 days ago · 11 km deep · 85 km away
6. 2.086 km S of Atka, AlaskaThu, Apr 15, 1:17 AM HADT · 1988 days ago · 26 km deep · 93 km away
7. 2.350 km ENE of Adak, AlaskaWed, Apr 14, 3:16 PM HADT · 1989 days ago · 183 km deep · 61 km away
8. 2.241 km E of Adak, AlaskaWed, Apr 14, 12:58 PM HADT · 1989 days ago · 75 km deep · 36 km away
9. 1.947 km SE of Adak, AlaskaWed, Apr 14, 2:19 AM HADT · 1989 days ago · 43 km deep · 42 km away
10. 3.075 km WSW of Atka, AlaskaTue, Apr 13, 8:54 PM HADT · 1989 days ago · 233 km deep · 51 km away
11. 1.743 km SSW of Adak, AlaskaTue, Apr 13, 2:02 AM HADT · 1990 days ago · 50 km deep · 83 km away
12. 1.966 km SE of Adak, AlaskaMon, Apr 12, 10:26 PM HADT · 1990 days ago · 45 km deep · 17 km away
13. 1.855 km SSW of Adak, AlaskaMon, Apr 12, 9:33 PM HADT · 1990 days ago · 45 km deep · 85 km away
14. 1.759 km SSE of Adak, AlaskaMon, Apr 12, 6:38 PM HADT · 1991 days ago · 26 km deep · 44 km away
15. 2.695 km ESE of Adak, AlaskaSat, Apr 10, 9:01 PM HADT · 1992 days ago · 35 km deep · 20 km away
16. 3.328 km S of Adak, AlaskaFri, Apr 9, 9:19 AM HADT · 1994 days ago · 69 km deep · 69 km away
17. 1.961 km SE of Adak, AlaskaFri, Apr 9, 7:18 AM HADT · 1994 days ago · 15 km deep · 36 km away
18. 2.565 km SSW of Adak, AlaskaThu, Apr 8, 2:10 PM HADT · 1995 days ago · 35 km deep · 96 km away
19. 1.979 km ESE of Adak, AlaskaThu, Apr 8, 12:59 AM HADT · 1995 days ago · 32 km deep · 10 km away
20. 1.736 km W of Atka, AlaskaThu, Apr 8, 12:52 AM HADT · 1995 days ago · 25 km deep · 88 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0214vlu20g. Read Thu, Sep 24, 2026, 3:30 PM UTC.