M2.2 earthquake 103 km S of Atka, Alaska

Magnitude

2.2 (ml), micro

Local time

Wed, Aug 18, 2021, 8:28 PM HADT

UTC

2021-08-19 05:28:47 UTC

Depth

28.5 km (17.7 mi), shallow

Epicenter

51.267° N, 174.106° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

27

After

1. 4.767 km ESE of Atka, AlaskaFri, Aug 20, 3:20 AM HADT · 1864 days ago · 79 km deep · 98 km away
2. 2.163 km ESE of Atka, AlaskaFri, Aug 20, 3:28 AM HADT · 1864 days ago · 74 km deep · 97 km away
3. 2.5102 km SSE of Atka, AlaskaSat, Aug 21, 1:54 AM HADT · 1863 days ago · 10 km deep · 30 km away
4. 1.742 km SW of Atka, AlaskaSat, Aug 21, 3:05 AM HADT · 1863 days ago · 53 km deep · 80 km away
5. 2.853 km SSE of Atka, AlaskaSat, Aug 21, 4:18 AM HADT · 1863 days ago · 35 km deep · 56 km away
6. 1.967 km ESE of Atka, AlaskaSat, Aug 21, 6:34 AM HADT · 1863 days ago · 60 km deep · 88 km away
7. 2.059 km SSE of Atka, AlaskaSat, Aug 21, 8:00 AM HADT · 1863 days ago · 15 km deep · 54 km away
8. 3.2Andreanof Islands, Aleutian Islands, AlaskaSat, Aug 21, 4:15 PM HADT · 1863 days ago · 35 km deep · 58 km away
9. 1.921 km SW of Atka, AlaskaSun, Aug 22, 12:28 AM HADT · 1862 days ago · 9 km deep · 92 km away
10. 1.934 km SSW of Atka, AlaskaSun, Aug 22, 10:38 PM HADT · 1862 days ago · 71 km deep · 78 km away
11. 1.739 km ESE of Atka, AlaskaMon, Aug 23, 6:40 AM HADT · 1861 days ago · 23 km deep · 93 km away
12. 1.690 km SSE of Atka, AlaskaMon, Aug 23, 3:23 PM HADT · 1861 days ago · 41 km deep · 30 km away
13. 1.529 km ESE of Atka, AlaskaMon, Aug 23, 3:36 PM HADT · 1861 days ago · 36 km deep · 97 km away
14. 1.696 km ESE of Adak, AlaskaTue, Aug 24, 10:56 PM HADT · 1859 days ago · 26 km deep · 91 km away
15. 2.1165 km SSE of Atka, AlaskaWed, Aug 25, 3:24 PM HADT · 1859 days ago · 11 km deep · 66 km away
16. 1.542 km ESE of Atka, AlaskaWed, Aug 25, 3:39 PM HADT · 1859 days ago · 14 km deep · 87 km away
17. 1.9170 km SE of Adak, AlaskaWed, Aug 25, 9:26 PM HADT · 1859 days ago · 10 km deep · 99 km away
18. 2.983 km SE of Atka, AlaskaThu, Aug 26, 3:47 PM HADT · 1858 days ago · 35 km deep · 84 km away
19. 1.796 km ESE of Adak, AlaskaThu, Aug 26, 3:50 PM HADT · 1858 days ago · 29 km deep · 92 km away
20. 2.085 km SSE of Atka, AlaskaThu, Aug 26, 8:40 PM HADT · 1858 days ago · 4 km deep · 45 km away
21. 1.661 km SSE of Atka, AlaskaSat, Aug 28, 4:49 AM HADT · 1856 days ago · 25 km deep · 49 km away
22. 1.877 km ESE of Atka, AlaskaSat, Aug 28, 9:36 AM HADT · 1856 days ago · 34 km deep · 92 km away
23. 2.2187 km SSW of Atka, AlaskaSun, Aug 29, 9:45 AM HADT · 1855 days ago · 24 km deep · 94 km away
24. 2.1178 km S of Atka, AlaskaMon, Aug 30, 6:16 AM HADT · 1854 days ago · 7 km deep · 75 km away
25. 1.647 km ESE of Atka, AlaskaMon, Aug 30, 8:38 PM HADT · 1854 days ago · 11 km deep · 96 km away
26. 2.7188 km S of Atka, AlaskaTue, Aug 31, 4:08 AM HADT · 1853 days ago · 10 km deep · 84 km away
27. 2.2140 km SE of Atka, AlaskaThu, Sep 2, 2:59 AM HADT · 1851 days ago · 14 km deep · 93 km away
28. 2.2180 km SSE of Atka, AlaskaThu, Sep 2, 12:10 PM HADT · 1851 days ago · 22 km deep · 93 km away
29. 1.753 km SSE of Atka, AlaskaThu, Sep 2, 11:20 PM HADT · 1850 days ago · 35 km deep · 60 km away
30. 3.1113 km SE of Atka, AlaskaFri, Sep 3, 2:56 PM HADT · 1850 days ago · 35 km deep · 87 km away
31. 2.866 km S of Atka, AlaskaSun, Sep 5, 8:48 AM HADT · 1848 days ago · 35 km deep · 41 km away
32. 2.893 km SSE of Atka, AlaskaTue, Sep 7, 5:09 PM HADT · 1846 days ago · 35 km deep · 24 km away
33. 1.7109 km S of Atka, AlaskaWed, Sep 8, 3:09 AM HADT · 1845 days ago · 24 km deep · 8 km away
34. 1.972 km SSW of Atka, AlaskaWed, Sep 8, 7:43 PM HADT · 1845 days ago · 22 km deep · 57 km away
35. 3.689 km SW of Atka, AlaskaThu, Sep 9, 2:44 PM HADT · 1844 days ago · 35 km deep · 75 km away
36. 3.7101 km ESE of Adak, AlaskaFri, Sep 10, 5:00 AM HADT · 1843 days ago · 35 km deep · 88 km away
37. 3.147 km S of Atka, AlaskaFri, Sep 10, 8:42 AM HADT · 1843 days ago · 27 km deep · 57 km away
38. 3.131 km S of Atka, AlaskaFri, Sep 10, 9:35 AM HADT · 1843 days ago · 4 km deep · 74 km away
39. 1.950 km SSW of Atka, AlaskaFri, Sep 10, 2:59 PM HADT · 1843 days ago · 61 km deep · 58 km away
40. 2.9122 km SE of Atka, AlaskaMon, Sep 13, 1:28 AM HADT · 1840 days ago · 30 km deep · 99 km away
41. 3.1110 km SE of Atka, AlaskaMon, Sep 13, 3:54 AM HADT · 1840 days ago · 35 km deep · 72 km away
42. 2.9183 km SSE of Atka, AlaskaWed, Sep 15, 7:47 AM HADT · 1838 days ago · 21 km deep · 86 km away
43. 2.687 km S of Atka, AlaskaFri, Sep 17, 1:22 AM HADT · 1836 days ago · 35 km deep · 17 km away
44. 1.947 km SSW of Atka, AlaskaFri, Sep 17, 2:54 AM HADT · 1836 days ago · 53 km deep · 60 km away
45. 3.0135 km SSW of Atka, AlaskaFri, Sep 17, 8:34 AM HADT · 1836 days ago · 14 km deep · 59 km away
46. 2.7105 km SSE of Atka, AlaskaSun, Sep 19, 8:14 PM HADT · 1834 days ago · 35 km deep · 51 km away
47. 2.796 km SSE of Atka, AlaskaMon, Sep 20, 1:23 AM HADT · 1833 days ago · 35 km deep · 21 km away
48. 2.332 km ESE of Atka, AlaskaMon, Sep 20, 8:44 AM HADT · 1833 days ago · 126 km deep · 96 km away
49. 2.777 km SE of Atka, AlaskaMon, Sep 20, 10:12 AM HADT · 1833 days ago · 35 km deep · 80 km away
50. 1.9Andreanof Islands, Aleutian Islands, AlaskaMon, Sep 20, 1:17 PM HADT · 1833 days ago · 36 km deep · 77 km away
51. 3.464 km SSE of Atka, AlaskaTue, Sep 21, 2:03 AM HADT · 1832 days ago · 35 km deep · 44 km away
52. 1.664 km SSW of Atka, AlaskaThu, Sep 23, 6:54 AM HADT · 1830 days ago · 21 km deep · 52 km away
53. 1.8Andreanof Islands, Aleutian Islands, AlaskaThu, Sep 23, 1:31 PM HADT · 1830 days ago · 56 km deep · 66 km away
54. 2.951 km SSW of Atka, AlaskaSat, Sep 25, 5:26 PM HADT · 1828 days ago · 35 km deep · 60 km away
55. 2.632 km ESE of Atka, AlaskaSun, Sep 26, 4:38 AM HADT · 1827 days ago · 80 km deep · 95 km away
56. 2.191 km S of Atka, AlaskaSat, Oct 2, 8:27 AM HADT · 1821 days ago · 4 km deep · 25 km away
57. 1.993 km ESE of Atka, AlaskaSat, Oct 2, 9:11 PM HADT · 1821 days ago · 58 km deep · 92 km away
58. 2.881 km SSE of Atka, AlaskaWed, Oct 6, 4:37 AM HADT · 1817 days ago · 35 km deep · 42 km away
59. 3.633 km SSW of Atka, AlaskaWed, Oct 6, 10:09 AM HADT · 1817 days ago · 75 km deep · 72 km away
60. 3.050 km SSE of Atka, AlaskaSat, Oct 9, 1:45 PM HADT · 1814 days ago · 35 km deep · 58 km away

The first 60 of 68.

Before

1. 2.0193 km S of Atka, AlaskaWed, Aug 18, 4:08 AM HADT · 1866 days ago · 10 km deep · 92 km away
2. 2.678 km ESE of Atka, AlaskaTue, Aug 17, 10:27 AM HADT · 1867 days ago · 44 km deep · 97 km away
3. 3.038 km SSE of Atka, AlaskaTue, Aug 17, 3:57 AM HADT · 1867 days ago · 67 km deep · 73 km away
4. 1.653 km SSW of Atka, AlaskaThu, Aug 12, 9:20 PM HADT · 1872 days ago · 15 km deep · 57 km away
5. 2.746 km S of Atka, AlaskaThu, Aug 12, 12:40 PM HADT · 1872 days ago · 35 km deep · 57 km away
6. 1.6116 km SSW of Atka, AlaskaThu, Aug 12, 5:01 AM HADT · 1872 days ago · 19 km deep · 48 km away
7. 2.890 km SE of Atka, AlaskaWed, Aug 11, 2:13 PM HADT · 1873 days ago · 35 km deep · 85 km away
8. 2.0199 km S of Atka, AlaskaWed, Aug 11, 2:50 AM HADT · 1873 days ago · 9 km deep · 96 km away
9. 2.068 km SE of Atka, AlaskaTue, Aug 10, 3:11 PM HADT · 1874 days ago · 23 km deep · 59 km away
10. 3.160 km SSW of Atka, AlaskaTue, Aug 10, 2:40 PM HADT · 1874 days ago · 224 km deep · 60 km away
11. 1.685 km SW of Atka, AlaskaTue, Aug 10, 1:23 PM HADT · 1874 days ago · 25 km deep · 76 km away
12. 3.3Andreanof Islands, Aleutian Islands, AlaskaTue, Aug 10, 7:02 AM HADT · 1874 days ago · 35 km deep · 64 km away
13. 2.122 km SSW of Atka, AlaskaMon, Aug 9, 10:37 PM HADT · 1875 days ago · 152 km deep · 86 km away
14. 1.930 km SSW of Atka, AlaskaSun, Aug 8, 12:47 PM HADT · 1876 days ago · 65 km deep · 81 km away
15. 2.0112 km SSW of Atka, AlaskaSun, Aug 8, 7:06 AM HADT · 1876 days ago · 12 km deep · 50 km away
16. 3.9111 km SSW of Atka, AlaskaSun, Aug 8, 6:55 AM HADT · 1876 days ago · 27 km deep · 50 km away
17. 2.6112 km SSW of Atka, AlaskaSun, Aug 8, 1:09 AM HADT · 1876 days ago · 11 km deep · 50 km away
18. 2.7173 km SSE of Atka, AlaskaSun, Aug 8, 12:18 AM HADT · 1876 days ago · 22 km deep · 90 km away
19. 3.6112 km SSW of Atka, AlaskaSat, Aug 7, 11:17 PM HADT · 1876 days ago · 11 km deep · 48 km away
20. 2.9152 km SSE of Atka, AlaskaSat, Aug 7, 11:11 PM HADT · 1876 days ago · 10 km deep · 62 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021am4agfh. Read Sun, Sep 27, 2026, 7:09 PM UTC.