M2.3 earthquake 161 km SE of Adak, Alaska

Magnitude

2.3 (ml), micro

Local time

Fri, Dec 17, 2021, 7:58 PM HAST

UTC

2021-12-18 05:58:44 UTC

Depth

9.8 km (6.1 mi), shallow

Epicenter

50.820° N, 175.043° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

16

After

1. 1.875 km ESE of Adak, AlaskaSun, Dec 19, 11:02 PM HAST · 1741 days ago · 36 km deep · 91 km away
2. 1.862 km SE of Adak, AlaskaMon, Dec 20, 2:54 AM HAST · 1741 days ago · 24 km deep · 99 km away
3. 1.761 km SE of Adak, AlaskaMon, Dec 20, 7:27 AM HAST · 1741 days ago · 26 km deep · 100 km away
4. 2.1182 km SSW of Atka, AlaskaMon, Dec 20, 7:33 AM HAST · 1741 days ago · 5 km deep · 29 km away
5. 2.4181 km S of Atka, AlaskaMon, Dec 20, 8:26 AM HAST · 1741 days ago · 20 km deep · 72 km away
6. 2.7186 km SSE of Adak, AlaskaWed, Dec 22, 8:48 AM HAST · 1739 days ago · 10 km deep · 38 km away
7. 2.2171 km S of Adak, AlaskaWed, Dec 22, 8:32 PM HAST · 1738 days ago · 10 km deep · 99 km away
8. 3.391 km SE of Adak, AlaskaThu, Dec 23, 5:12 PM HAST · 1737 days ago · 35 km deep · 74 km away
9. 2.787 km SE of Adak, AlaskaThu, Dec 23, 9:53 PM HAST · 1737 days ago · 23 km deep · 75 km away
10. 2.6103 km SSW of Atka, AlaskaFri, Dec 24, 1:17 PM HAST · 1737 days ago · 10 km deep · 62 km away
11. 2.780 km SE of Adak, AlaskaSat, Dec 25, 7:57 PM HAST · 1735 days ago · 35 km deep · 80 km away
12. 2.8161 km S of Adak, AlaskaMon, Dec 27, 3:22 PM HAST · 1733 days ago · 10 km deep · 93 km away
13. 2.8199 km SSW of Atka, AlaskaFri, Dec 31, 11:34 PM HAST · 1729 days ago · 10 km deep · 44 km away
14. 2.8125 km SSW of Atka, AlaskaSat, Jan 1, 8:51 AM HAST · 1729 days ago · 6 km deep · 44 km away
15. 2.1122 km SSW of Atka, AlaskaSat, Jan 1, 9:34 AM HAST · 1729 days ago · 13 km deep · 46 km away
16. 2.799 km SW of Atka, AlaskaMon, Jan 3, 11:25 PM HAST · 1726 days ago · 35 km deep · 80 km away
17. 2.4103 km S of Atka, AlaskaTue, Jan 4, 6:18 AM HAST · 1726 days ago · 18 km deep · 81 km away
18. 3.078 km S of Atka, AlaskaFri, Jan 7, 5:16 AM HAST · 1723 days ago · 26 km deep · 92 km away
19. 3.175 km SW of Atka, AlaskaFri, Jan 7, 9:31 PM HAST · 1722 days ago · 35 km deep · 96 km away
20. 2.2129 km S of Atka, AlaskaFri, Jan 14, 3:42 AM HAST · 1716 days ago · 5 km deep · 75 km away
21. 2.267 km SE of Adak, AlaskaFri, Jan 14, 4:50 AM HAST · 1716 days ago · 32 km deep · 94 km away
22. 2.571 km ESE of Adak, AlaskaSat, Jan 15, 12:28 PM HAST · 1715 days ago · 35 km deep · 94 km away
23. 2.787 km ESE of Adak, AlaskaSun, Jan 16, 12:46 PM HAST · 1714 days ago · 35 km deep · 79 km away
24. 2.195 km S of Adak, AlaskaFri, Jan 21, 6:34 AM HAST · 1709 days ago · 26 km deep · 98 km away
25. 2.3139 km S of Atka, AlaskaFri, Jan 21, 7:37 PM HAST · 1708 days ago · 10 km deep · 67 km away
26. 1.983 km SE of Adak, AlaskaThu, Jan 27, 11:41 PM HAST · 1702 days ago · 41 km deep · 81 km away
27. 2.293 km ESE of Adak, AlaskaSat, Jan 29, 3:32 AM HAST · 1701 days ago · 25 km deep · 89 km away
28. 2.394 km ESE of Adak, AlaskaSat, Jan 29, 3:50 AM HAST · 1701 days ago · 30 km deep · 76 km away
29. 2.272 km SSW of Atka, AlaskaSat, Jan 29, 2:33 PM HAST · 1700 days ago · 26 km deep · 92 km away
30. 1.7Andreanof Islands, Aleutian Islands, AlaskaMon, Jan 31, 5:50 PM HAST · 1698 days ago · 28 km deep · 75 km away
31. 3.668 km SE of Adak, AlaskaWed, Feb 2, 8:45 PM HAST · 1696 days ago · 35 km deep · 94 km away
32. 3.770 km SE of Adak, AlaskaWed, Feb 2, 8:45 PM HAST · 1696 days ago · 35 km deep · 90 km away
33. 1.978 km SSE of Adak, AlaskaThu, Feb 3, 5:49 AM HAST · 1696 days ago · 20 km deep · 97 km away
34. 3.573 km SE of Adak, AlaskaThu, Feb 3, 12:28 PM HAST · 1696 days ago · 35 km deep · 91 km away
35. 3.2164 km S of Adak, AlaskaFri, Feb 4, 2:29 PM HAST · 1694 days ago · 10 km deep · 98 km away
36. 2.8172 km S of Adak, AlaskaFri, Feb 4, 2:36 PM HAST · 1694 days ago · 10 km deep · 99 km away
37. 2.1164 km S of Adak, AlaskaFri, Feb 4, 4:41 PM HAST · 1694 days ago · 14 km deep · 96 km away
38. 2.1167 km S of Adak, AlaskaFri, Feb 4, 4:43 PM HAST · 1694 days ago · 24 km deep · 97 km away
39. 2.866 km SE of Adak, AlaskaSat, Feb 5, 7:57 PM HAST · 1693 days ago · 35 km deep · 95 km away
40. 1.597 km SW of Atka, AlaskaSat, Feb 5, 9:39 PM HAST · 1693 days ago · 33 km deep · 88 km away
41. 2.581 km SW of Atka, AlaskaSun, Feb 6, 5:50 AM HAST · 1693 days ago · 35 km deep · 90 km away
42. 1.587 km SW of Atka, AlaskaSun, Feb 6, 7:32 AM HAST · 1693 days ago · 32 km deep · 96 km away
43. 1.767 km SE of Adak, AlaskaTue, Feb 8, 1:56 PM HAST · 1690 days ago · 13 km deep · 95 km away
44. 1.669 km SSE of Adak, AlaskaTue, Feb 8, 2:19 PM HAST · 1690 days ago · 22 km deep · 94 km away
45. 2.671 km SE of Adak, AlaskaTue, Feb 8, 4:15 PM HAST · 1690 days ago · 35 km deep · 89 km away
46. 2.1130 km SSE of Atka, AlaskaFri, Feb 11, 7:50 PM HAST · 1687 days ago · 13 km deep · 94 km away
47. 2.9200 km SE of Adak, AlaskaSat, Feb 12, 8:23 AM HAST · 1687 days ago · 10 km deep · 43 km away

Before

1. 2.9132 km S of Atka, AlaskaTue, Dec 14, 2:51 PM HAST · 1746 days ago · 10 km deep · 66 km away
2. 1.865 km SSE of Adak, AlaskaMon, Dec 13, 8:49 PM HAST · 1747 days ago · 26 km deep · 99 km away
3. 2.570 km ESE of Adak, AlaskaSun, Dec 12, 11:24 AM HAST · 1749 days ago · 35 km deep · 95 km away
4. 2.096 km SW of Atka, AlaskaSat, Dec 11, 10:35 AM HAST · 1750 days ago · 25 km deep · 88 km away
5. 2.792 km SE of Adak, AlaskaSat, Dec 11, 6:46 AM HAST · 1750 days ago · 35 km deep · 73 km away
6. 2.772 km SE of Adak, AlaskaThu, Dec 9, 12:13 AM HAST · 1752 days ago · 35 km deep · 88 km away
7. 3.0111 km SSW of Atka, AlaskaThu, Dec 2, 1:03 PM HAST · 1759 days ago · 11 km deep · 52 km away
8. 3.6107 km SSW of Atka, AlaskaThu, Dec 2, 11:55 AM HAST · 1759 days ago · 12 km deep · 56 km away
9. 2.1113 km SSW of Atka, AlaskaThu, Dec 2, 11:54 AM HAST · 1759 days ago · 24 km deep · 50 km away
10. 2.6119 km SSW of Atka, AlaskaThu, Dec 2, 11:49 AM HAST · 1759 days ago · 24 km deep · 45 km away
11. 4.3107 km SSW of Atka, AlaskaThu, Dec 2, 11:42 AM HAST · 1759 days ago · 32 km deep · 56 km away
12. 3.9112 km SSW of Atka, AlaskaThu, Dec 2, 9:00 AM HAST · 1759 days ago · 26 km deep · 51 km away
13. 3.0Andreanof Islands, Aleutian Islands, AlaskaWed, Dec 1, 5:49 PM HAST · 1759 days ago · 35 km deep · 76 km away
14. 2.980 km ESE of Adak, AlaskaWed, Dec 1, 1:55 AM HAST · 1760 days ago · 34 km deep · 96 km away
15. 1.797 km ESE of Adak, AlaskaTue, Nov 30, 10:01 PM HAST · 1760 days ago · 13 km deep · 81 km away
16. 2.097 km S of Atka, AlaskaFri, Nov 26, 7:32 AM HAST · 1765 days ago · 16 km deep · 97 km away
17. 1.962 km SE of Adak, AlaskaThu, Nov 25, 4:24 AM HAST · 1766 days ago · 26 km deep · 100 km away
18. 1.766 km SE of Adak, AlaskaWed, Nov 24, 8:50 PM HAST · 1766 days ago · 25 km deep · 95 km away
19. 1.662 km SE of Adak, AlaskaSun, Nov 21, 9:42 PM HAST · 1769 days ago · 26 km deep · 100 km away
20. 2.770 km SE of Adak, AlaskaSun, Nov 21, 9:41 PM HAST · 1769 days ago · 32 km deep · 92 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021g68hus5. Read Sat, Sep 26, 2026, 10:48 AM UTC.