M1.9 earthquake 40 km S of Atka, Alaska

Magnitude

1.9 (ml), micro

Local time

Wed, Apr 27, 2022, 6:56 PM HADT

UTC

2022-04-28 03:56:18 UTC

Depth

56.4 km (35.0 mi), shallow

Epicenter

51.831° N, 174.217° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

16

After

1. 2.0114 km SSW of Atka, AlaskaWed, Apr 27, 8:52 PM HADT · 1615 days ago · 8 km deep · 81 km away
2. 1.673 km ENE of Adak, AlaskaThu, Apr 28, 2:19 AM HADT · 1614 days ago · 7 km deep · 99 km away
3. 3.723 km NNW of Atka, AlaskaThu, Apr 28, 7:51 AM HADT · 1614 days ago · 102 km deep · 62 km away
4. 1.753 km WSW of Atka, AlaskaThu, Apr 28, 8:15 AM HADT · 1614 days ago · 81 km deep · 46 km away
5. 3.264 km SE of Atka, AlaskaFri, Apr 29, 7:13 AM HADT · 1613 days ago · 35 km deep · 40 km away
6. 3.660 km ESE of Atka, AlaskaFri, Apr 29, 12:26 PM HADT · 1613 days ago · 57 km deep · 61 km away
7. 2.935 km NE of Atka, AlaskaFri, Apr 29, 4:45 PM HADT · 1613 days ago · 160 km deep · 70 km away
8. 2.137 km NE of Atka, AlaskaFri, Apr 29, 6:22 PM HADT · 1613 days ago · 94 km deep · 70 km away
9. 3.085 km E of Atka, AlaskaFri, Apr 29, 7:23 PM HADT · 1613 days ago · 10 km deep · 91 km away
10. 3.130 km S of Atka, AlaskaSat, Apr 30, 7:35 PM HADT · 1612 days ago · 169 km deep · 11 km away
11. 3.050 km SSE of Atka, AlaskaSun, May 1, 5:41 AM HADT · 1611 days ago · 156 km deep · 27 km away
12. 2.259 km E of Atka, AlaskaSun, May 1, 6:59 AM HADT · 1611 days ago · 98 km deep · 77 km away
13. 2.383 km SSE of Atka, AlaskaSun, May 1, 10:38 AM HADT · 1611 days ago · 41 km deep · 51 km away
14. 2.849 km S of Atka, AlaskaTue, May 3, 4:16 AM HADT · 1609 days ago · 160 km deep · 10 km away
15. 1.866 km SSW of Atka, AlaskaTue, May 3, 11:17 PM HADT · 1609 days ago · 20 km deep · 38 km away
16. 1.667 km SSW of Atka, AlaskaTue, May 3, 11:27 PM HADT · 1609 days ago · 28 km deep · 35 km away
17. 1.8Andreanof Islands, Aleutian Islands, AlaskaTue, May 3, 11:59 PM HADT · 1609 days ago · 20 km deep · 39 km away
18. 1.935 km W of Atka, AlaskaFri, May 6, 4:09 AM HADT · 1606 days ago · 7 km deep · 53 km away
19. 2.024 km NNW of Atka, AlaskaFri, May 6, 8:51 AM HADT · 1606 days ago · 133 km deep · 63 km away
20. 1.699 km S of Atka, AlaskaFri, May 6, 3:10 PM HADT · 1606 days ago · 4 km deep · 60 km away
21. 2.8Andreanof Islands, Aleutian Islands, AlaskaSat, May 7, 11:44 AM HADT · 1605 days ago · 82 km deep · 27 km away
22. 2.926 km NNW of Atka, AlaskaSat, May 7, 12:51 PM HADT · 1605 days ago · 232 km deep · 65 km away
23. 2.715 km S of Atka, AlaskaSun, May 8, 12:17 AM HADT · 1605 days ago · 175 km deep · 25 km away
24. 2.275 km SSE of Atka, AlaskaSun, May 8, 6:51 AM HADT · 1604 days ago · 157 km deep · 43 km away
25. 1.550 km SSE of Atka, AlaskaSun, May 8, 9:14 AM HADT · 1604 days ago · 35 km deep · 24 km away
26. 3.155 km S of Atka, AlaskaSun, May 8, 4:18 PM HADT · 1604 days ago · 35 km deep · 17 km away
27. 1.764 km SE of Atka, AlaskaSun, May 8, 11:28 PM HADT · 1604 days ago · 8 km deep · 47 km away
28. 3.842 km SSW of Atka, AlaskaMon, May 9, 2:53 PM HADT · 1603 days ago · 67 km deep · 13 km away
29. 1.833 km SE of Atka, AlaskaMon, May 9, 3:09 PM HADT · 1603 days ago · 65 km deep · 31 km away
30. 2.751 km S of Atka, AlaskaTue, May 10, 2:06 PM HADT · 1602 days ago · 35 km deep · 11 km away
31. 2.088 km SW of Atka, AlaskaTue, May 10, 5:16 PM HADT · 1602 days ago · 26 km deep · 63 km away
32. 2.759 km SE of Atka, AlaskaWed, May 11, 4:55 PM HADT · 1601 days ago · 45 km deep · 37 km away
33. 2.246 km NE of Atka, AlaskaWed, May 11, 9:25 PM HADT · 1601 days ago · 177 km deep · 83 km away
34. 2.583 km ENE of Adak, AlaskaWed, May 11, 10:44 PM HADT · 1601 days ago · 152 km deep · 91 km away
35. 1.854 km ESE of Atka, AlaskaThu, May 12, 8:23 AM HADT · 1600 days ago · 38 km deep · 58 km away
36. 2.0128 km S of Atka, AlaskaThu, May 12, 4:09 PM HADT · 1600 days ago · 5 km deep · 88 km away
37. 1.943 km W of Atka, AlaskaThu, May 12, 11:57 PM HADT · 1600 days ago · 5 km deep · 56 km away
38. 1.663 km SSE of Atka, AlaskaFri, May 13, 8:36 AM HADT · 1599 days ago · 37 km deep · 32 km away
39. 1.846 km WSW of Atka, AlaskaFri, May 13, 8:42 AM HADT · 1599 days ago · 139 km deep · 45 km away
40. 3.596 km ESE of Adak, AlaskaFri, May 13, 12:26 PM HADT · 1599 days ago · 35 km deep · 80 km away
41. 1.576 km SSE of Atka, AlaskaFri, May 13, 3:28 PM HADT · 1599 days ago · 34 km deep · 39 km away
42. 3.5Andreanof Islands, Aleutian Islands, AlaskaFri, May 13, 9:57 PM HADT · 1599 days ago · 38 km deep · 25 km away
43. 2.0Andreanof Islands, Aleutian Islands, AlaskaSat, May 14, 8:36 AM HADT · 1598 days ago · 155 km deep · 32 km away
44. 3.388 km SSW of Atka, AlaskaSat, May 14, 9:45 AM HADT · 1598 days ago · 25 km deep · 50 km away
45. 1.983 km SW of Atka, AlaskaSat, May 14, 12:03 PM HADT · 1598 days ago · 57 km deep · 67 km away
46. 1.958 km E of Atka, AlaskaSun, May 15, 8:57 AM HADT · 1597 days ago · 115 km deep · 69 km away
47. 1.789 km SSW of Atka, AlaskaSun, May 15, 8:02 PM HADT · 1597 days ago · 39 km deep · 58 km away
48. 2.326 km N of Atka, AlaskaTue, May 17, 12:36 AM HADT · 1596 days ago · 198 km deep · 67 km away
49. 1.8126 km SSE of Atka, AlaskaTue, May 17, 10:49 AM HADT · 1595 days ago · 22 km deep · 91 km away
50. 1.564 km SE of Atka, AlaskaTue, May 17, 2:47 PM HADT · 1595 days ago · 5 km deep · 47 km away
51. 2.190 km ESE of Atka, AlaskaTue, May 17, 3:09 PM HADT · 1595 days ago · 33 km deep · 84 km away
52. 3.123 km NW of Atka, AlaskaTue, May 17, 11:10 PM HADT · 1595 days ago · 208 km deep · 56 km away
53. 1.793 km SE of Atka, AlaskaWed, May 18, 7:36 AM HADT · 1594 days ago · 68 km deep · 80 km away
54. 1.662 km SE of Atka, AlaskaWed, May 18, 3:51 PM HADT · 1594 days ago · 41 km deep · 52 km away
55. 1.9133 km SSE of Atka, AlaskaWed, May 18, 5:33 PM HADT · 1594 days ago · 35 km deep · 95 km away
56. 1.880 km ESE of Atka, AlaskaThu, May 19, 3:46 PM HADT · 1593 days ago · 33 km deep · 74 km away
57. 3.5Andreanof Islands, Aleutian Islands, AlaskaThu, May 19, 11:06 PM HADT · 1593 days ago · 5 km deep · 59 km away
58. 2.214 km SSW of Atka, AlaskaFri, May 20, 12:09 PM HADT · 1592 days ago · 76 km deep · 27 km away
59. 1.934 km SW of Atka, AlaskaFri, May 20, 5:20 PM HADT · 1592 days ago · 72 km deep · 27 km away
60. 3.131 km SW of Atka, AlaskaFri, May 20, 11:01 PM HADT · 1592 days ago · 227 km deep · 26 km away

The first 60 of 177.

Before

1. 1.712 km SW of Atka, AlaskaTue, Apr 26, 8:19 PM HADT · 1616 days ago · 13 km deep · 32 km away
2. 1.636 km SSW of Atka, AlaskaMon, Apr 25, 9:38 PM HADT · 1617 days ago · 59 km deep · 20 km away
3. 2.339 km N of Atka, AlaskaMon, Apr 25, 6:24 PM HADT · 1617 days ago · 139 km deep · 80 km away
4. 1.944 km SE of Atka, AlaskaMon, Apr 25, 5:13 PM HADT · 1617 days ago · 71 km deep · 33 km away
5. 2.775 km SE of Atka, AlaskaSun, Apr 24, 8:35 PM HADT · 1618 days ago · 35 km deep · 49 km away
6. 2.163 km ESE of Atka, AlaskaSun, Apr 24, 3:28 AM HADT · 1618 days ago · 47 km deep · 64 km away
7. 1.633 km SSW of Atka, AlaskaSat, Apr 23, 10:42 PM HADT · 1619 days ago · 56 km deep · 12 km away
8. 3.7Andreanof Islands, Aleutian Islands, AlaskaSat, Apr 23, 10:39 AM HADT · 1619 days ago · 235 km deep · 76 km away
9. 2.761 km E of Atka, AlaskaSat, Apr 23, 12:18 AM HADT · 1620 days ago · 154 km deep · 74 km away
10. 3.791 km SW of Atka, AlaskaFri, Apr 22, 10:47 AM HADT · 1620 days ago · 19 km deep · 73 km away
11. 2.177 km SSE of Atka, AlaskaFri, Apr 22, 8:20 AM HADT · 1620 days ago · 5 km deep · 45 km away
12. 2.156 km S of Atka, AlaskaThu, Apr 21, 7:17 PM HADT · 1621 days ago · 13 km deep · 16 km away
13. 2.170 km ESE of Atka, AlaskaThu, Apr 21, 6:16 AM HADT · 1621 days ago · 34 km deep · 63 km away
14. 1.712 km SW of Atka, AlaskaThu, Apr 21, 3:24 AM HADT · 1621 days ago · 11 km deep · 34 km away
15. 2.755 km NNW of Atka, AlaskaWed, Apr 20, 11:53 PM HADT · 1622 days ago · 171 km deep · 93 km away
16. 2.133 km SW of Atka, AlaskaWed, Apr 20, 7:50 PM HADT · 1622 days ago · 72 km deep · 29 km away
17. 3.584 km ESE of Atka, AlaskaTue, Apr 19, 5:01 AM HADT · 1623 days ago · 35 km deep · 76 km away
18. 3.130 km NNE of Atka, AlaskaSun, Apr 17, 12:30 AM HADT · 1626 days ago · 201 km deep · 69 km away
19. 2.156 km SSE of Atka, AlaskaSat, Apr 16, 6:11 PM HADT · 1626 days ago · 24 km deep · 29 km away
20. 3.6Andreanof Islands, Aleutian Islands, AlaskaSat, Apr 16, 3:37 PM HADT · 1626 days ago · 49 km deep · 43 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0225f7jbbf. Read Mon, Sep 28, 2026, 9:33 PM UTC.