M1.8 earthquake 67 km SW of Adak, Alaska

Magnitude

1.8 (ml), micro

Local time

Thu, Feb 17, 2022, 8:45 PM HAST

UTC

2022-02-18 06:45:26 UTC

Depth

30.7 km (19.1 mi), shallow

Epicenter

51.484° N, 177.389° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

23

After

1. 1.792 km WSW of Adak, AlaskaFri, Feb 18, 3:28 AM HAST · 1685 days ago · 43 km deep · 27 km away
2. 3.334 km S of Adak, AlaskaFri, Feb 18, 4:01 AM HAST · 1685 days ago · 68 km deep · 56 km away
3. 1.895 km WSW of Adak, AlaskaFri, Feb 18, 5:10 AM HAST · 1684 days ago · 56 km deep · 35 km away
4. 2.5140 km SW of Adak, AlaskaFri, Feb 18, 5:12 AM HAST · 1684 days ago · 35 km deep · 73 km away
5. 1.740 km SSE of Adak, AlaskaFri, Feb 18, 8:09 AM HAST · 1684 days ago · 33 km deep · 69 km away
6. 1.6112 km WSW of Adak, AlaskaFri, Feb 18, 8:29 AM HAST · 1684 days ago · 13 km deep · 53 km away
7. 1.658 km SE of Adak, AlaskaFri, Feb 18, 7:16 PM HAST · 1684 days ago · 26 km deep · 94 km away
8. 1.793 km WSW of Adak, AlaskaFri, Feb 18, 10:23 PM HAST · 1684 days ago · 22 km deep · 33 km away
9. 2.8133 km SW of Adak, AlaskaFri, Feb 18, 11:50 PM HAST · 1684 days ago · 29 km deep · 66 km away
10. 1.751 km S of Adak, AlaskaSat, Feb 19, 2:29 AM HAST · 1684 days ago · 24 km deep · 59 km away
11. 1.760 km SSW of Adak, AlaskaSat, Feb 19, 3:16 AM HAST · 1684 days ago · 32 km deep · 29 km away
12. 1.861 km SSW of Adak, AlaskaSat, Feb 19, 6:44 AM HAST · 1683 days ago · 34 km deep · 30 km away
13. 1.897 km SW of Adak, AlaskaSat, Feb 19, 9:59 AM HAST · 1683 days ago · 16 km deep · 30 km away
14. 1.7128 km WSW of Adak, AlaskaSat, Feb 19, 11:48 AM HAST · 1683 days ago · 31 km deep · 65 km away
15. 1.9132 km WSW of Adak, AlaskaSat, Feb 19, 2:19 PM HAST · 1683 days ago · 28 km deep · 66 km away
16. 1.762 km SSW of Adak, AlaskaSat, Feb 19, 5:32 PM HAST · 1683 days ago · 34 km deep · 29 km away
17. 1.8101 km W of Adak, AlaskaSat, Feb 19, 6:34 PM HAST · 1683 days ago · 7 km deep · 66 km away
18. 1.871 km SW of Adak, AlaskaSun, Feb 20, 5:21 AM HAST · 1682 days ago · 23 km deep · 9 km away
19. 1.9Andreanof Islands, Aleutian Islands, AlaskaSun, Feb 20, 9:39 AM HAST · 1682 days ago · 13 km deep · 66 km away
20. 2.146 km ESE of Adak, AlaskaSun, Feb 20, 7:29 PM HAST · 1682 days ago · 26 km deep · 95 km away
21. 2.859 km SE of Adak, AlaskaMon, Feb 21, 1:03 PM HAST · 1681 days ago · 35 km deep · 91 km away
22. 1.9120 km SW of Adak, AlaskaMon, Feb 21, 2:08 PM HAST · 1681 days ago · 35 km deep · 52 km away
23. 1.982 km W of Adak, AlaskaMon, Feb 21, 2:24 PM HAST · 1681 days ago · 9 km deep · 50 km away
24. 2.6124 km SW of Adak, AlaskaTue, Feb 22, 6:47 AM HAST · 1680 days ago · 35 km deep · 57 km away
25. 3.854 km SSE of Adak, AlaskaTue, Feb 22, 5:59 PM HAST · 1680 days ago · 35 km deep · 71 km away
26. 1.944 km SSE of Adak, AlaskaWed, Feb 23, 2:58 AM HAST · 1680 days ago · 33 km deep · 73 km away
27. 2.537 km SSW of Adak, AlaskaWed, Feb 23, 3:10 AM HAST · 1680 days ago · 35 km deep · 35 km away
28. 1.756 km SSE of Adak, AlaskaWed, Feb 23, 9:53 PM HAST · 1679 days ago · 22 km deep · 71 km away
29. 1.849 km SE of Adak, AlaskaThu, Feb 24, 2:01 AM HAST · 1679 days ago · 33 km deep · 81 km away
30. 2.0Andreanof Islands, Aleutian Islands, AlaskaThu, Feb 24, 3:42 AM HAST · 1679 days ago · 25 km deep · 62 km away
31. 1.6112 km WSW of Adak, AlaskaThu, Feb 24, 9:22 AM HAST · 1678 days ago · 13 km deep · 55 km away
32. 1.7Andreanof Islands, Aleutian Islands, AlaskaThu, Feb 24, 9:33 AM HAST · 1678 days ago · 58 km deep · 16 km away
33. 2.7151 km WSW of Adak, AlaskaFri, Feb 25, 7:10 AM HAST · 1677 days ago · 34 km deep · 86 km away
34. 2.831 km ENE of Adak, AlaskaFri, Feb 25, 11:49 AM HAST · 1677 days ago · 130 km deep · 97 km away
35. 1.769 km WSW of Adak, AlaskaFri, Feb 25, 4:19 PM HAST · 1677 days ago · 66 km deep · 14 km away
36. 3.2131 km WSW of Adak, AlaskaFri, Feb 25, 5:34 PM HAST · 1677 days ago · 33 km deep · 65 km away
37. 2.025 km E of Adak, AlaskaFri, Feb 25, 8:15 PM HAST · 1677 days ago · 133 km deep · 89 km away
38. 1.7133 km W of Adak, AlaskaFri, Feb 25, 10:01 PM HAST · 1677 days ago · 14 km deep · 84 km away
39. 1.6122 km WSW of Adak, AlaskaSat, Feb 26, 2:44 AM HAST · 1677 days ago · 32 km deep · 58 km away
40. 1.669 km SSE of Adak, AlaskaSat, Feb 26, 2:58 AM HAST · 1677 days ago · 13 km deep · 74 km away
41. 1.594 km WSW of Adak, AlaskaSat, Feb 26, 5:25 AM HAST · 1676 days ago · 28 km deep · 31 km away
42. 1.548 km SW of Adak, AlaskaSat, Feb 26, 6:25 AM HAST · 1676 days ago · 46 km deep · 22 km away
43. 3.559 km WSW of Adak, AlaskaSat, Feb 26, 4:23 PM HAST · 1676 days ago · 73 km deep · 15 km away
44. 1.8107 km WSW of Adak, AlaskaSat, Feb 26, 6:11 PM HAST · 1676 days ago · 67 km deep · 51 km away
45. 1.8126 km SW of Adak, AlaskaSat, Feb 26, 8:35 PM HAST · 1676 days ago · 26 km deep · 59 km away
46. 3.7133 km SW of Adak, AlaskaSun, Feb 27, 9:54 AM HAST · 1675 days ago · 35 km deep · 66 km away
47. 2.5136 km SW of Adak, AlaskaSun, Feb 27, 10:11 AM HAST · 1675 days ago · 35 km deep · 68 km away
48. 1.7117 km WSW of Adak, AlaskaSun, Feb 27, 10:35 AM HAST · 1675 days ago · 7 km deep · 60 km away
49. 2.0115 km WSW of Adak, AlaskaSun, Feb 27, 10:43 AM HAST · 1675 days ago · 8 km deep · 59 km away
50. 4.1134 km SW of Adak, AlaskaSun, Feb 27, 11:31 AM HAST · 1675 days ago · 31 km deep · 66 km away
51. 3.1136 km SW of Adak, AlaskaSun, Feb 27, 11:47 AM HAST · 1675 days ago · 24 km deep · 68 km away
52. 1.7129 km SW of Adak, AlaskaSun, Feb 27, 12:20 PM HAST · 1675 days ago · 13 km deep · 62 km away
53. 1.9131 km SW of Adak, AlaskaSun, Feb 27, 12:46 PM HAST · 1675 days ago · 18 km deep · 64 km away
54. 2.1130 km SW of Adak, AlaskaSun, Feb 27, 1:27 PM HAST · 1675 days ago · 22 km deep · 63 km away
55. 1.7131 km WSW of Adak, AlaskaSun, Feb 27, 2:11 PM HAST · 1675 days ago · 14 km deep · 78 km away
56. 1.560 km SE of Adak, AlaskaMon, Feb 28, 1:52 AM HAST · 1675 days ago · 30 km deep · 91 km away
57. 1.873 km SSE of Adak, AlaskaMon, Feb 28, 3:43 AM HAST · 1675 days ago · 41 km deep · 79 km away
58. 3.661 km SSW of Adak, AlaskaMon, Feb 28, 6:54 AM HAST · 1674 days ago · 41 km deep · 26 km away
59. 1.6124 km SW of Adak, AlaskaMon, Feb 28, 7:17 AM HAST · 1674 days ago · 5 km deep · 56 km away
60. 1.546 km SW of Adak, AlaskaMon, Feb 28, 8:45 AM HAST · 1674 days ago · 43 km deep · 24 km away

The first 60 of at least 199.

Before

1. 1.953 km SE of Adak, AlaskaThu, Feb 17, 11:18 AM HAST · 1685 days ago · 32 km deep · 87 km away
2. 2.1117 km SW of Adak, AlaskaWed, Feb 16, 4:14 PM HAST · 1686 days ago · 26 km deep · 49 km away
3. 1.8108 km WSW of Adak, AlaskaTue, Feb 15, 3:33 PM HAST · 1687 days ago · 46 km deep · 46 km away
4. 1.661 km SE of Adak, AlaskaTue, Feb 15, 2:30 PM HAST · 1687 days ago · 26 km deep · 95 km away
5. 1.66 km ENE of Adak, AlaskaTue, Feb 15, 2:53 AM HAST · 1688 days ago · 7 km deep · 74 km away
6. 1.759 km SE of Adak, AlaskaTue, Feb 15, 2:07 AM HAST · 1688 days ago · 25 km deep · 95 km away
7. 1.9127 km WSW of Adak, AlaskaTue, Feb 15, 1:49 AM HAST · 1688 days ago · 13 km deep · 75 km away
8. 1.963 km SSE of Adak, AlaskaTue, Feb 15, 12:50 AM HAST · 1688 days ago · 26 km deep · 85 km away
9. 1.977 km SW of Adak, AlaskaMon, Feb 14, 6:58 AM HAST · 1688 days ago · 29 km deep · 10 km away
10. 3.335 km SE of Adak, AlaskaSun, Feb 13, 11:43 PM HAST · 1689 days ago · 53 km deep · 75 km away
11. 2.0137 km WSW of Adak, AlaskaSun, Feb 13, 12:04 AM HAST · 1690 days ago · 42 km deep · 74 km away
12. 2.5154 km WSW of Adak, AlaskaSat, Feb 12, 9:46 PM HAST · 1690 days ago · 74 km deep · 96 km away
13. 1.960 km SSE of Adak, AlaskaSat, Feb 12, 2:05 PM HAST · 1690 days ago · 27 km deep · 80 km away
14. 1.640 km SSE of Adak, AlaskaSat, Feb 12, 9:02 AM HAST · 1690 days ago · 35 km deep · 73 km away
15. 2.960 km SSE of Adak, AlaskaFri, Feb 11, 7:55 PM HAST · 1691 days ago · 35 km deep · 75 km away
16. 1.631 km SSW of Adak, AlaskaFri, Feb 11, 5:54 PM HAST · 1691 days ago · 57 km deep · 39 km away
17. 1.865 km WSW of Adak, AlaskaWed, Feb 9, 6:32 PM HAST · 1693 days ago · 64 km deep · 15 km away
18. 1.799 km WSW of Adak, AlaskaWed, Feb 9, 7:03 AM HAST · 1693 days ago · 15 km deep · 35 km away
19. 1.5Andreanof Islands, Aleutian Islands, AlaskaWed, Feb 9, 5:42 AM HAST · 1693 days ago · 25 km deep · 57 km away
20. 2.141 km SSE of Adak, AlaskaWed, Feb 9, 5:15 AM HAST · 1693 days ago · 41 km deep · 74 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0222956bpg. Read Wed, Sep 30, 2026, 1:43 AM UTC.