M1.6 earthquake 52 km ENE of Adak, Alaska

Magnitude

1.6 (ml), micro

Local time

Wed, Sep 1, 2021, 10:54 PM HADT

UTC

2021-09-02 07:54:09 UTC

Depth

148.1 km (92.0 mi), intermediate-depth

Epicenter

52.005° N, 175.908° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

15

After

1. 1.512 km SE of Adak, AlaskaThu, Sep 2, 2:30 AM HADT · 1848 days ago · 153 km deep · 46 km away
2. 1.558 km SE of Adak, AlaskaThu, Sep 2, 5:10 PM HADT · 1847 days ago · 48 km deep · 55 km away
3. 2.018 km W of Atka, AlaskaFri, Sep 3, 1:37 AM HADT · 1847 days ago · 170 km deep · 100 km away
4. 1.710 km SSE of Adak, AlaskaFri, Sep 3, 2:30 AM HADT · 1847 days ago · 156 km deep · 52 km away
5. 1.560 km SE of Adak, AlaskaFri, Sep 3, 7:04 PM HADT · 1846 days ago · 27 km deep · 55 km away
6. 2.588 km ESE of Adak, AlaskaSat, Sep 4, 10:10 AM HADT · 1846 days ago · 58 km deep · 49 km away
7. 1.933 km ESE of Adak, AlaskaSat, Sep 4, 8:52 PM HADT · 1845 days ago · 61 km deep · 37 km away
8. 1.570 km SSE of Adak, AlaskaSat, Sep 4, 10:36 PM HADT · 1845 days ago · 18 km deep · 83 km away
9. 1.951 km ENE of Adak, AlaskaSun, Sep 5, 2:05 AM HADT · 1845 days ago · 163 km deep · 9 km away
10. 1.674 km ENE of Adak, AlaskaSun, Sep 5, 9:37 PM HADT · 1844 days ago · 149 km deep · 22 km away
11. 1.561 km W of Atka, AlaskaMon, Sep 6, 7:27 AM HADT · 1844 days ago · 13 km deep · 57 km away
12. 3.367 km ESE of Adak, AlaskaMon, Sep 6, 12:23 PM HADT · 1844 days ago · 39 km deep · 51 km away
13. 1.774 km ENE of Adak, AlaskaMon, Sep 6, 4:41 PM HADT · 1843 days ago · 137 km deep · 22 km away
14. 1.960 km ENE of Adak, AlaskaMon, Sep 6, 5:02 PM HADT · 1843 days ago · 150 km deep · 11 km away
15. 1.663 km SSE of Adak, AlaskaMon, Sep 6, 11:07 PM HADT · 1843 days ago · 19 km deep · 74 km away
16. 1.962 km SE of Adak, AlaskaTue, Sep 7, 9:12 AM HADT · 1843 days ago · 26 km deep · 64 km away
17. 1.649 km SW of Adak, AlaskaTue, Sep 7, 11:09 PM HADT · 1842 days ago · 44 km deep · 97 km away
18. 2.278 km ENE of Adak, AlaskaWed, Sep 8, 2:59 AM HADT · 1842 days ago · 236 km deep · 27 km away
19. 1.739 km NE of Adak, AlaskaWed, Sep 8, 3:11 AM HADT · 1842 days ago · 132 km deep · 24 km away
20. 1.972 km SSW of Atka, AlaskaWed, Sep 8, 7:43 PM HADT · 1841 days ago · 22 km deep · 94 km away
21. 1.651 km E of Adak, AlaskaWed, Sep 8, 9:32 PM HADT · 1841 days ago · 93 km deep · 6 km away
22. 3.689 km SW of Atka, AlaskaThu, Sep 9, 2:44 PM HADT · 1840 days ago · 35 km deep · 75 km away
23. 3.7101 km ESE of Adak, AlaskaFri, Sep 10, 5:00 AM HADT · 1840 days ago · 35 km deep · 74 km away
24. 2.957 km SSE of Adak, AlaskaSun, Sep 12, 5:44 AM HADT · 1838 days ago · 35 km deep · 65 km away
25. 1.756 km SE of Adak, AlaskaTue, Sep 14, 6:24 PM HADT · 1835 days ago · 13 km deep · 63 km away
26. 1.660 km SE of Adak, AlaskaTue, Sep 14, 6:47 PM HADT · 1835 days ago · 13 km deep · 66 km away
27. 2.543 km NW of Atka, AlaskaFri, Sep 17, 10:43 AM HADT · 1833 days ago · 216 km deep · 98 km away
28. 3.224 km SSW of Adak, AlaskaFri, Sep 17, 12:40 PM HADT · 1833 days ago · 77 km deep · 68 km away
29. 1.644 km SSW of Adak, AlaskaSun, Sep 19, 7:25 PM HADT · 1830 days ago · 36 km deep · 83 km away
30. 1.777 km SE of Adak, AlaskaSun, Sep 19, 9:09 PM HADT · 1830 days ago · 23 km deep · 61 km away
31. 1.541 km SSE of Adak, AlaskaMon, Sep 20, 12:42 AM HADT · 1830 days ago · 36 km deep · 60 km away
32. 1.557 km ESE of Adak, AlaskaMon, Sep 20, 12:46 AM HADT · 1830 days ago · 44 km deep · 38 km away
33. 1.883 km E of Adak, AlaskaMon, Sep 20, 12:58 AM HADT · 1830 days ago · 64 km deep · 39 km away
34. 1.561 km ESE of Adak, AlaskaMon, Sep 20, 7:14 AM HADT · 1830 days ago · 44 km deep · 36 km away
35. 2.970 km NE of Adak, AlaskaMon, Sep 20, 9:54 AM HADT · 1830 days ago · 228 km deep · 44 km away
36. 1.9Andreanof Islands, Aleutian Islands, AlaskaMon, Sep 20, 1:17 PM HADT · 1830 days ago · 36 km deep · 72 km away
37. 2.182 km ENE of Adak, AlaskaMon, Sep 20, 11:08 PM HADT · 1829 days ago · 90 km deep · 31 km away
38. 2.753 km SE of Adak, AlaskaWed, Sep 22, 8:40 PM HADT · 1827 days ago · 35 km deep · 59 km away
39. 1.559 km SE of Adak, AlaskaWed, Sep 22, 10:44 PM HADT · 1827 days ago · 26 km deep · 55 km away
40. 1.762 km SE of Adak, AlaskaThu, Sep 23, 1:35 AM HADT · 1827 days ago · 43 km deep · 56 km away
41. 1.945 km NE of Adak, AlaskaThu, Sep 23, 12:25 PM HADT · 1827 days ago · 135 km deep · 25 km away
42. 2.032 km E of Adak, AlaskaFri, Sep 24, 3:37 AM HADT · 1826 days ago · 75 km deep · 23 km away
43. 1.619 km SSW of Adak, AlaskaFri, Sep 24, 8:25 AM HADT · 1826 days ago · 75 km deep · 67 km away
44. 1.543 km S of Adak, AlaskaFri, Sep 24, 1:58 PM HADT · 1825 days ago · 43 km deep · 77 km away
45. 1.876 km ESE of Adak, AlaskaSat, Sep 25, 7:12 PM HADT · 1824 days ago · 20 km deep · 52 km away
46. 2.861 km SE of Adak, AlaskaSun, Sep 26, 10:39 PM HADT · 1823 days ago · 35 km deep · 66 km away
47. 1.653 km SE of Adak, AlaskaMon, Sep 27, 2:21 PM HADT · 1822 days ago · 32 km deep · 51 km away
48. 1.861 km SE of Adak, AlaskaTue, Sep 28, 3:03 PM HADT · 1821 days ago · 23 km deep · 58 km away
49. 3.837 km ENE of Adak, AlaskaThu, Sep 30, 4:32 PM HADT · 1819 days ago · 128 km deep · 14 km away
50. 2.623 km SSE of Adak, AlaskaFri, Oct 1, 6:13 AM HADT · 1819 days ago · 69 km deep · 53 km away
51. 4.749 km NE of Adak, AlaskaFri, Oct 1, 12:21 PM HADT · 1819 days ago · 129 km deep · 28 km away
52. 1.657 km ENE of Adak, AlaskaFri, Oct 1, 3:16 PM HADT · 1818 days ago · 86 km deep · 6 km away
53. 1.763 km SE of Adak, AlaskaFri, Oct 1, 8:15 PM HADT · 1818 days ago · 27 km deep · 57 km away
54. 1.926 km S of Adak, AlaskaSat, Oct 2, 2:49 PM HADT · 1817 days ago · 63 km deep · 61 km away
55. 1.967 km SE of Adak, AlaskaSun, Oct 3, 9:57 AM HADT · 1817 days ago · 22 km deep · 53 km away
56. 1.539 km SSE of Adak, AlaskaSun, Oct 3, 11:36 AM HADT · 1817 days ago · 26 km deep · 60 km away
57. 1.841 km NE of Adak, AlaskaMon, Oct 4, 12:39 PM HADT · 1816 days ago · 3 km deep · 19 km away
58. 1.975 km E of Adak, AlaskaTue, Oct 5, 3:27 AM HADT · 1815 days ago · 29 km deep · 33 km away
59. 3.340 km SE of Adak, AlaskaFri, Oct 8, 8:19 AM HADT · 1812 days ago · 35 km deep · 49 km away
60. 1.966 km E of Adak, AlaskaFri, Oct 8, 4:51 PM HADT · 1811 days ago · 62 km deep · 22 km away

The first 60 of 107.

Before

1. 1.641 km SSE of Adak, AlaskaWed, Sep 1, 10:42 PM HADT · 1848 days ago · 34 km deep · 60 km away
2. 2.958 km E of Adak, AlaskaWed, Sep 1, 7:01 PM HADT · 1848 days ago · 156 km deep · 8 km away
3. 3.262 km SE of Adak, AlaskaWed, Sep 1, 5:48 PM HADT · 1848 days ago · 26 km deep · 68 km away
4. 3.246 km ENE of Adak, AlaskaWed, Sep 1, 12:46 PM HADT · 1849 days ago · 137 km deep · 9 km away
5. 1.676 km ESE of Adak, AlaskaTue, Aug 31, 12:26 AM HADT · 1850 days ago · 19 km deep · 39 km away
6. 3.684 km E of Adak, AlaskaMon, Aug 30, 9:28 PM HADT · 1850 days ago · 64 km deep · 40 km away
7. 4.3116 km NW of Atka, AlaskaMon, Aug 30, 5:17 PM HADT · 1850 days ago · 255 km deep · 98 km away
8. 2.717 km SE of Adak, AlaskaMon, Aug 30, 2:52 PM HADT · 1850 days ago · 112 km deep · 49 km away
9. 1.748 km E of Adak, AlaskaMon, Aug 30, 8:38 AM HADT · 1851 days ago · 149 km deep · 20 km away
10. 1.846 km NNW of Adak, AlaskaSun, Aug 29, 5:06 PM HADT · 1851 days ago · 138 km deep · 79 km away
11. 1.658 km SE of Adak, AlaskaSun, Aug 29, 1:04 PM HADT · 1852 days ago · 33 km deep · 54 km away
12. 1.772 km WSW of Atka, AlaskaSun, Aug 29, 11:45 AM HADT · 1852 days ago · 122 km deep · 46 km away
13. 1.758 km SSE of Adak, AlaskaSat, Aug 28, 10:08 PM HADT · 1852 days ago · 24 km deep · 76 km away
14. 1.578 km W of Atka, AlaskaSat, Aug 28, 7:16 PM HADT · 1852 days ago · 110 km deep · 40 km away
15. 1.689 km SE of Adak, AlaskaSat, Aug 28, 2:52 PM HADT · 1852 days ago · 26 km deep · 71 km away
16. 1.942 km NE of Adak, AlaskaSat, Aug 28, 1:34 PM HADT · 1852 days ago · 189 km deep · 24 km away
17. 3.534 km S of Adak, AlaskaSat, Aug 28, 7:12 AM HADT · 1853 days ago · 46 km deep · 67 km away
18. 1.543 km SW of Adak, AlaskaFri, Aug 27, 11:02 AM HADT · 1854 days ago · 64 km deep · 93 km away
19. 1.796 km ESE of Adak, AlaskaThu, Aug 26, 3:50 PM HADT · 1854 days ago · 29 km deep · 60 km away
20. 1.773 km WSW of Atka, AlaskaThu, Aug 26, 10:45 AM HADT · 1855 days ago · 73 km deep · 47 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021b9b5nmn. Read Thu, Sep 24, 2026, 9:49 AM UTC.