M1.9 earthquake 59 km SSW of Atka, Alaska

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Wed, Dec 29, 2021, 7:21 PM HAST

UTC

2021-12-30 05:21:10 UTC

Depth

10.6 km (6.6 mi), shallow

Epicenter

51.715° N, 174.573° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

14

After

1. 2.8125 km SSW of Atka, AlaskaSat, Jan 1, 8:51 AM HAST · 1734 days ago · 6 km deep · 66 km away
2. 2.1122 km SSW of Atka, AlaskaSat, Jan 1, 9:34 AM HAST · 1734 days ago · 13 km deep · 64 km away
3. 2.799 km SW of Atka, AlaskaMon, Jan 3, 11:25 PM HAST · 1731 days ago · 35 km deep · 46 km away
4. 2.4103 km S of Atka, AlaskaTue, Jan 4, 6:18 AM HAST · 1731 days ago · 18 km deep · 58 km away
5. 3.078 km S of Atka, AlaskaFri, Jan 7, 5:16 AM HAST · 1728 days ago · 26 km deep · 33 km away
6. 3.247 km S of Atka, AlaskaFri, Jan 7, 10:20 AM HAST · 1728 days ago · 64 km deep · 35 km away
7. 3.175 km SW of Atka, AlaskaFri, Jan 7, 9:31 PM HAST · 1727 days ago · 35 km deep · 24 km away
8. 3.278 km NE of Adak, AlaskaSat, Jan 8, 12:44 PM HAST · 1726 days ago · 183 km deep · 98 km away
9. 1.963 km SW of Atka, AlaskaSat, Jan 8, 4:10 PM HAST · 1726 days ago · 26 km deep · 18 km away
10. 3.518 km NNE of Atka, AlaskaTue, Jan 11, 6:50 PM HAST · 1723 days ago · 146 km deep · 78 km away
11. 3.417 km WSW of Atka, AlaskaThu, Jan 13, 1:20 AM HAST · 1722 days ago · 178 km deep · 49 km away
12. 1.947 km SSW of Atka, AlaskaThu, Jan 13, 6:56 PM HAST · 1721 days ago · 40 km deep · 12 km away
13. 2.2129 km S of Atka, AlaskaFri, Jan 14, 3:42 AM HAST · 1721 days ago · 5 km deep · 84 km away
14. 2.267 km SE of Adak, AlaskaFri, Jan 14, 4:50 AM HAST · 1721 days ago · 32 km deep · 96 km away
15. 2.571 km ESE of Adak, AlaskaSat, Jan 15, 12:28 PM HAST · 1719 days ago · 35 km deep · 84 km away
16. 2.787 km ESE of Adak, AlaskaSun, Jan 16, 12:46 PM HAST · 1718 days ago · 35 km deep · 75 km away
17. 1.954 km SSW of Atka, AlaskaSun, Jan 16, 8:49 PM HAST · 1718 days ago · 26 km deep · 9 km away
18. 1.885 km E of Adak, AlaskaMon, Jan 17, 2:10 AM HAST · 1718 days ago · 76 km deep · 67 km away
19. 1.773 km E of Adak, AlaskaMon, Jan 17, 12:55 PM HAST · 1717 days ago · 24 km deep · 73 km away
20. 3.160 km SE of Atka, AlaskaTue, Jan 18, 11:56 PM HAST · 1716 days ago · 6 km deep · 74 km away
21. 2.956 km ESE of Atka, AlaskaWed, Jan 19, 2:44 AM HAST · 1716 days ago · 14 km deep · 81 km away
22. 3.066 km SSE of Atka, AlaskaWed, Jan 19, 4:15 AM HAST · 1716 days ago · 35 km deep · 62 km away
23. 1.961 km ESE of Adak, AlaskaWed, Jan 19, 2:16 PM HAST · 1715 days ago · 28 km deep · 92 km away
24. 4.073 km ESE of Adak, AlaskaWed, Jan 19, 10:50 PM HAST · 1715 days ago · 48 km deep · 73 km away
25. 2.3139 km S of Atka, AlaskaFri, Jan 21, 7:37 PM HAST · 1713 days ago · 10 km deep · 92 km away
26. 2.027 km S of Atka, AlaskaFri, Jan 21, 8:31 PM HAST · 1713 days ago · 91 km deep · 33 km away
27. 1.789 km ESE of Adak, AlaskaFri, Jan 21, 9:05 PM HAST · 1713 days ago · 36 km deep · 54 km away
28. 1.951 km ESE of Adak, AlaskaFri, Jan 21, 10:12 PM HAST · 1713 days ago · 123 km deep · 93 km away
29. 1.774 km E of Adak, AlaskaSat, Jan 22, 5:15 AM HAST · 1713 days ago · 84 km deep · 74 km away
30. 3.935 km SW of Atka, AlaskaSun, Jan 23, 9:14 PM HAST · 1711 days ago · 68 km deep · 33 km away
31. 2.669 km ESE of Adak, AlaskaSun, Jan 23, 9:16 PM HAST · 1711 days ago · 35 km deep · 75 km away
32. 1.675 km ESE of Adak, AlaskaMon, Jan 24, 1:27 AM HAST · 1711 days ago · 54 km deep · 68 km away
33. 1.755 km SSW of Atka, AlaskaMon, Jan 24, 4:19 PM HAST · 1710 days ago · 39 km deep · 4 km away
34. 1.753 km S of Atka, AlaskaMon, Jan 24, 11:07 PM HAST · 1710 days ago · 4 km deep · 16 km away
35. 2.962 km ESE of Atka, AlaskaMon, Jan 24, 11:50 PM HAST · 1710 days ago · 35 km deep · 83 km away
36. 2.383 km ENE of Adak, AlaskaTue, Jan 25, 3:57 AM HAST · 1710 days ago · 243 km deep · 74 km away
37. 1.983 km SE of Adak, AlaskaThu, Jan 27, 11:41 PM HAST · 1707 days ago · 41 km deep · 79 km away
38. 2.923 km SE of Atka, AlaskaFri, Jan 28, 10:10 AM HAST · 1707 days ago · 81 km deep · 54 km away
39. 2.470 km E of Adak, AlaskaFri, Jan 28, 8:59 PM HAST · 1706 days ago · 154 km deep · 78 km away
40. 2.293 km ESE of Adak, AlaskaSat, Jan 29, 3:32 AM HAST · 1706 days ago · 25 km deep · 56 km away
41. 2.394 km ESE of Adak, AlaskaSat, Jan 29, 3:50 AM HAST · 1706 days ago · 30 km deep · 67 km away
42. 2.272 km SSW of Atka, AlaskaSat, Jan 29, 2:33 PM HAST · 1705 days ago · 26 km deep · 13 km away
43. 1.7Andreanof Islands, Aleutian Islands, AlaskaMon, Jan 31, 5:50 PM HAST · 1703 days ago · 28 km deep · 63 km away
44. 2.762 km SSE of Atka, AlaskaWed, Feb 2, 3:54 PM HAST · 1701 days ago · 35 km deep · 55 km away
45. 3.573 km SE of Adak, AlaskaThu, Feb 3, 12:28 PM HAST · 1700 days ago · 35 km deep · 85 km away
46. 1.838 km SSW of Atka, AlaskaFri, Feb 4, 1:29 AM HAST · 1700 days ago · 51 km deep · 21 km away
47. 1.762 km SW of Atka, AlaskaFri, Feb 4, 1:51 AM HAST · 1700 days ago · 57 km deep · 28 km away
48. 1.551 km WSW of Atka, AlaskaFri, Feb 4, 3:59 AM HAST · 1700 days ago · 14 km deep · 50 km away
49. 1.647 km SW of Atka, AlaskaFri, Feb 4, 4:38 AM HAST · 1700 days ago · 26 km deep · 18 km away
50. 1.651 km SSW of Atka, AlaskaFri, Feb 4, 9:58 AM HAST · 1700 days ago · 35 km deep · 14 km away
51. 1.935 km S of Atka, AlaskaFri, Feb 4, 12:05 PM HAST · 1699 days ago · 41 km deep · 34 km away
52. 1.783 km ENE of Adak, AlaskaFri, Feb 4, 3:24 PM HAST · 1699 days ago · 7 km deep · 77 km away
53. 2.866 km SE of Adak, AlaskaSat, Feb 5, 7:57 PM HAST · 1698 days ago · 35 km deep · 100 km away
54. 1.597 km SW of Atka, AlaskaSat, Feb 5, 9:39 PM HAST · 1698 days ago · 33 km deep · 48 km away
55. 2.157 km SW of Atka, AlaskaSat, Feb 5, 10:21 PM HAST · 1698 days ago · 121 km deep · 9 km away
56. 2.155 km S of Atka, AlaskaSat, Feb 5, 10:48 PM HAST · 1698 days ago · 33 km deep · 24 km away
57. 2.581 km SW of Atka, AlaskaSun, Feb 6, 5:50 AM HAST · 1698 days ago · 35 km deep · 28 km away
58. 1.587 km SW of Atka, AlaskaSun, Feb 6, 7:32 AM HAST · 1698 days ago · 32 km deep · 41 km away
59. 2.157 km SE of Atka, AlaskaSun, Feb 6, 9:57 PM HAST · 1697 days ago · 34 km deep · 61 km away
60. 2.671 km SE of Adak, AlaskaTue, Feb 8, 4:15 PM HAST · 1695 days ago · 35 km deep · 96 km away

The first 60 of 89.

Before

1. 3.536 km WNW of Atka, AlaskaWed, Dec 29, 5:20 AM HAST · 1737 days ago · 188 km deep · 66 km away
2. 2.2119 km SSE of Atka, AlaskaTue, Dec 28, 7:47 PM HAST · 1737 days ago · 25 km deep · 86 km away
3. 1.927 km SW of Atka, AlaskaTue, Dec 28, 2:36 PM HAST · 1737 days ago · 65 km deep · 37 km away
4. 2.961 km S of Atka, AlaskaTue, Dec 28, 2:56 AM HAST · 1738 days ago · 35 km deep · 21 km away
5. 2.780 km SE of Adak, AlaskaSat, Dec 25, 7:57 PM HAST · 1740 days ago · 35 km deep · 98 km away
6. 3.175 km SE of Atka, AlaskaSat, Dec 25, 5:51 AM HAST · 1741 days ago · 33 km deep · 87 km away
7. 2.182 km E of Adak, AlaskaSat, Dec 25, 5:10 AM HAST · 1741 days ago · 67 km deep · 61 km away
8. 2.6103 km SSW of Atka, AlaskaFri, Dec 24, 1:17 PM HAST · 1741 days ago · 10 km deep · 46 km away
9. 2.787 km SE of Adak, AlaskaThu, Dec 23, 9:53 PM HAST · 1742 days ago · 23 km deep · 89 km away
10. 2.1Andreanof Islands, Aleutian Islands, AlaskaThu, Dec 23, 9:05 PM HAST · 1742 days ago · 17 km deep · 100 km away
11. 3.391 km SE of Adak, AlaskaThu, Dec 23, 5:12 PM HAST · 1742 days ago · 35 km deep · 77 km away
12. 1.862 km SE of Adak, AlaskaMon, Dec 20, 2:54 AM HAST · 1746 days ago · 24 km deep · 100 km away
13. 1.875 km ESE of Adak, AlaskaSun, Dec 19, 11:02 PM HAST · 1746 days ago · 36 km deep · 80 km away
14. 2.250 km ESE of Atka, AlaskaFri, Dec 17, 9:32 PM HAST · 1748 days ago · 62 km deep · 80 km away
15. 2.959 km SSW of Atka, AlaskaWed, Dec 15, 1:37 AM HAST · 1751 days ago · 35 km deep · 7 km away
16. 2.9132 km S of Atka, AlaskaTue, Dec 14, 2:51 PM HAST · 1751 days ago · 10 km deep · 84 km away
17. 4.084 km SE of Atka, AlaskaMon, Dec 13, 2:05 PM HAST · 1752 days ago · 35 km deep · 89 km away
18. 3.123 km S of Atka, AlaskaMon, Dec 13, 12:19 PM HAST · 1752 days ago · 178 km deep · 43 km away
19. 2.570 km ESE of Adak, AlaskaSun, Dec 12, 11:24 AM HAST · 1753 days ago · 35 km deep · 86 km away
20. 2.971 km ESE of Atka, AlaskaSun, Dec 12, 1:28 AM HAST · 1754 days ago · 40 km deep · 94 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021gq2q0mv. Read Thu, Oct 1, 2026, 8:40 AM UTC.