M2.2 earthquake 20 km SW of Atka, Alaska

Magnitude

2.2 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Wed, Sep 21, 2016, 7:12 PM HADT

UTC

2016-09-22 04:12:18 UTC

Depth

71.0 km (44.1 mi), intermediate-depth

Epicenter

52.060° N, 174.404° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

12

After

1. 1.888 km E of Adak, AlaskaWed, Sep 21, 8:28 PM HADT · 3664 days ago · 55 km deep · 72 km away
2. 2.824 km WSW of Atka, AlaskaThu, Sep 22, 11:14 AM HADT · 3663 days ago · 73 km deep · 12 km away
3. 3.1Andreanof Islands, Aleutian Islands, AlaskaThu, Sep 22, 10:06 PM HADT · 3662 days ago · 10 km deep · 82 km away
4. 2.770 km NE of Adak, AlaskaSat, Sep 24, 9:22 AM HADT · 3661 days ago · 226 km deep · 96 km away
5. 1.850 km ENE of Atka, AlaskaMon, Sep 26, 7:35 PM HADT · 3659 days ago · 21 km deep · 69 km away
6. 3.180 km S of Atka, AlaskaTue, Sep 27, 7:34 AM HADT · 3658 days ago · 36 km deep · 65 km away
7. 2.9Andreanof Islands, Aleutian Islands, AlaskaWed, Sep 28, 9:05 AM HADT · 3657 days ago · 36 km deep · 82 km away
8. 3.070 km ENE of Atka, AlaskaThu, Sep 29, 6:24 AM HADT · 3656 days ago · 124 km deep · 90 km away
9. 3.981 km S of Atka, AlaskaThu, Sep 29, 10:09 AM HADT · 3656 days ago · 42 km deep · 66 km away
10. 2.269 km E of Adak, AlaskaThu, Sep 29, 3:18 PM HADT · 3656 days ago · 34 km deep · 91 km away
11. 1.748 km SW of Atka, AlaskaSun, Oct 2, 11:38 AM HADT · 3653 days ago · 16 km deep · 28 km away
12. 2.585 km NW of Atka, AlaskaMon, Oct 3, 1:45 PM HADT · 3652 days ago · 184 km deep · 90 km away
13. 2.8118 km SSW of Atka, AlaskaTue, Oct 4, 1:52 PM HADT · 3651 days ago · 20 km deep · 99 km away
14. 3.082 km S of Atka, AlaskaThu, Oct 6, 5:18 AM HADT · 3649 days ago · 19 km deep · 68 km away
15. 3.272 km ENE of Adak, AlaskaThu, Oct 6, 12:43 PM HADT · 3649 days ago · 70 km deep · 82 km away
16. 2.555 km SE of Atka, AlaskaSun, Oct 9, 3:34 PM HADT · 3646 days ago · 49 km deep · 59 km away
17. 3.536 km NNE of Atka, AlaskaWed, Oct 12, 2:31 AM HADT · 3643 days ago · 216 km deep · 55 km away
18. 3.273 km ENE of Adak, AlaskaThu, Oct 13, 5:02 AM HADT · 3642 days ago · 188 km deep · 85 km away
19. 1.873 km SW of Atka, AlaskaFri, Oct 14, 8:21 AM HADT · 3641 days ago · 19 km deep · 53 km away
20. 3.046 km SSW of Atka, AlaskaSun, Oct 16, 3:17 AM HADT · 3639 days ago · 110 km deep · 30 km away
21. 1.994 km S of Atka, AlaskaSun, Oct 16, 12:34 PM HADT · 3639 days ago · 26 km deep · 79 km away
22. 3.628 km SW of Atka, AlaskaSat, Oct 22, 12:31 AM HADT · 3633 days ago · 69 km deep · 10 km away
23. 2.722 km NW of Atka, AlaskaWed, Oct 26, 9:00 AM HADT · 3629 days ago · 196 km deep · 34 km away
24. 5.073 km SE of Atka, AlaskaThu, Oct 27, 4:31 PM HADT · 3628 days ago · 39 km deep · 74 km away
25. 2.787 km S of Atka, AlaskaThu, Oct 27, 9:58 PM HADT · 3627 days ago · 55 km deep · 73 km away
26. 3.778 km SE of Atka, AlaskaFri, Oct 28, 3:36 AM HADT · 3627 days ago · 42 km deep · 77 km away
27. 2.653 km E of Atka, AlaskaFri, Oct 28, 6:30 PM HADT · 3627 days ago · 85 km deep · 70 km away
28. 2.537 km NE of Atka, AlaskaSat, Oct 29, 11:10 AM HADT · 3626 days ago · 85 km deep · 58 km away
29. 2.858 km SSW of Atka, AlaskaSat, Oct 29, 3:44 PM HADT · 3626 days ago · 26 km deep · 41 km away
30. 3.188 km SE of Atka, AlaskaSun, Oct 30, 7:42 PM HADT · 3625 days ago · 33 km deep · 87 km away
31. 2.684 km E of Atka, AlaskaWed, Nov 2, 11:11 PM HADT · 3621 days ago · 71 km deep · 99 km away
32. 2.571 km ESE of Atka, AlaskaSat, Nov 5, 2:28 AM HADT · 3619 days ago · 40 km deep · 81 km away
33. 3.4101 km SW of Atka, AlaskaSun, Nov 6, 7:41 AM HAST · 3618 days ago · 26 km deep · 81 km away
34. 2.372 km SE of Atka, AlaskaMon, Nov 7, 6:54 PM HAST · 3617 days ago · 26 km deep · 77 km away
35. 2.736 km SSW of Atka, AlaskaMon, Nov 7, 10:07 PM HAST · 3616 days ago · 7 km deep · 21 km away
36. 3.636 km SSE of Atka, AlaskaWed, Nov 9, 6:32 PM HAST · 3615 days ago · 43 km deep · 34 km away
37. 4.338 km N of Atka, AlaskaSat, Nov 12, 12:35 PM HAST · 3612 days ago · 140 km deep · 54 km away
38. 4.029 km SSE of Atka, AlaskaSat, Nov 12, 5:30 PM HAST · 3612 days ago · 160 km deep · 26 km away
39. 1.8Andreanof Islands, Aleutian Islands, AlaskaTue, Nov 15, 7:04 PM HAST · 3609 days ago · 7 km deep · 65 km away
40. 2.444 km SE of Atka, AlaskaTue, Nov 15, 9:19 PM HAST · 3608 days ago · 36 km deep · 45 km away
41. 2.687 km ESE of Adak, AlaskaThu, Nov 17, 9:16 AM HAST · 3607 days ago · 63 km deep · 96 km away
42. 2.166 km E of Adak, AlaskaFri, Nov 18, 5:21 AM HAST · 3606 days ago · 64 km deep · 89 km away
43. 4.454 km NW of Atka, AlaskaSat, Nov 19, 8:41 AM HAST · 3605 days ago · 150 km deep · 57 km away

Before

1. 2.044 km SSW of Atka, AlaskaWed, Sep 21, 6:27 PM HADT · 3664 days ago · 43 km deep · 28 km away
2. 3.033 km NW of Atka, AlaskaMon, Sep 19, 5:13 PM HADT · 3666 days ago · 211 km deep · 40 km away
3. 2.84 km NE of Atka, AlaskaSun, Sep 18, 7:21 AM HADT · 3667 days ago · 202 km deep · 25 km away
4. 3.271 km W of Atka, AlaskaSat, Sep 17, 8:55 PM HADT · 3668 days ago · 220 km deep · 62 km away
5. 3.045 km S of Atka, AlaskaFri, Sep 16, 4:36 PM HADT · 3669 days ago · 59 km deep · 35 km away
6. 2.390 km S of Atka, AlaskaThu, Sep 15, 1:04 PM HADT · 3670 days ago · 63 km deep · 76 km away
7. 2.971 km WSW of Atka, AlaskaThu, Sep 15, 3:17 AM HADT · 3670 days ago · 71 km deep · 55 km away
8. 2.744 km ENE of Atka, AlaskaTue, Sep 13, 12:24 PM HADT · 3672 days ago · 177 km deep · 65 km away
9. 2.841 km NNW of Atka, AlaskaTue, Sep 13, 8:44 AM HADT · 3672 days ago · 147 km deep · 51 km away
10. 2.081 km SSW of Atka, AlaskaTue, Sep 13, 2:22 AM HADT · 3672 days ago · 3 km deep · 64 km away
11. 2.491 km S of Atka, AlaskaMon, Sep 12, 9:48 PM HADT · 3672 days ago · 7 km deep · 76 km away
12. 2.190 km S of Atka, AlaskaMon, Sep 12, 6:35 PM HADT · 3673 days ago · 4 km deep · 74 km away
13. 2.121 km SW of Atka, AlaskaMon, Sep 12, 11:27 AM HADT · 3673 days ago · 160 km deep · 3 km away
14. 2.171 km SSE of Atka, AlaskaSun, Sep 11, 9:15 PM HADT · 3673 days ago · 20 km deep · 68 km away
15. 4.1Andreanof Islands, Aleutian Islands, AlaskaSun, Sep 11, 4:33 PM HADT · 3674 days ago · 205 km deep · 95 km away
16. 2.27 km SSW of Atka, AlaskaThu, Sep 8, 3:54 PM HADT · 3677 days ago · 162 km deep · 14 km away
17. 2.564 km NE of Atka, AlaskaThu, Sep 8, 12:36 PM HADT · 3677 days ago · 114 km deep · 85 km away
18. 1.816 km SSW of Atka, AlaskaThu, Sep 8, 8:47 AM HADT · 3677 days ago · 65 km deep · 6 km away
19. 4.888 km SSE of Atka, AlaskaTue, Sep 6, 4:36 PM HADT · 3679 days ago · 42 km deep · 86 km away
20. 2.156 km ENE of Atka, AlaskaMon, Sep 5, 12:24 PM HADT · 3680 days ago · 18 km deep · 74 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak016c7zenta (also filed as ak14011525). Read Sat, Oct 3, 2026, 5:35 PM UTC.