M1.6 earthquake 94 km W of Adak, Alaska

Magnitude

1.6 (ml), micro

Local time

Wed, Oct 12, 2022, 3:54 PM HADT

UTC

2022-10-13 00:54:07 UTC

Depth

3.6 km (2.2 mi), shallow

Epicenter

51.868° N, 178.010° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 1.1 km in depth

Magnitude uncertainty

±0.23

Depth from

From location

Station coverage gap

87°

Stations used

6

After

1. 2.5155 km WSW of Adak, AlaskaThu, Oct 13, 12:27 AM HADT · 1448 days ago · 67 km deep · 70 km away
2. 1.659 km SSW of Adak, AlaskaThu, Oct 13, 5:24 AM HADT · 1448 days ago · 39 km deep · 87 km away
3. 2.669 km WSW of Adak, AlaskaThu, Oct 13, 8:58 AM HADT · 1448 days ago · 95 km deep · 36 km away
4. 2.0141 km W of Adak, AlaskaThu, Oct 13, 9:51 AM HADT · 1448 days ago · 40 km deep · 47 km away
5. 1.545 km SSW of Adak, AlaskaThu, Oct 13, 1:03 PM HADT · 1448 days ago · 20 km deep · 83 km away
6. 1.954 km SSW of Adak, AlaskaFri, Oct 14, 11:36 AM HADT · 1447 days ago · 38 km deep · 79 km away
7. 1.728 km SSW of Adak, AlaskaSat, Oct 15, 3:05 PM HADT · 1446 days ago · 58 km deep · 83 km away
8. 3.1133 km SW of Adak, AlaskaSat, Oct 15, 6:30 PM HADT · 1446 days ago · 35 km deep · 79 km away
9. 2.7128 km WSW of Adak, AlaskaSat, Oct 15, 7:16 PM HADT · 1446 days ago · 86 km deep · 40 km away
10. 2.094 km WSW of Adak, AlaskaSun, Oct 16, 5:30 AM HADT · 1445 days ago · 13 km deep · 45 km away
11. 2.2107 km SW of Adak, AlaskaSun, Oct 16, 8:25 PM HADT · 1445 days ago · 41 km deep · 66 km away
12. 1.9122 km WSW of Adak, AlaskaSun, Oct 16, 8:36 PM HADT · 1445 days ago · 26 km deep · 45 km away
13. 2.0125 km WSW of Adak, AlaskaSun, Oct 16, 10:58 PM HADT · 1444 days ago · 58 km deep · 52 km away
14. 1.998 km WSW of Adak, AlaskaMon, Oct 17, 11:13 AM HADT · 1444 days ago · 21 km deep · 47 km away
15. 2.2137 km SW of Adak, AlaskaMon, Oct 17, 3:45 PM HADT · 1444 days ago · 21 km deep · 82 km away
16. 2.6Andreanof Islands, Aleutian Islands, AlaskaMon, Oct 17, 3:47 PM HADT · 1444 days ago · 35 km deep · 84 km away
17. 2.675 km SW of Adak, AlaskaTue, Oct 18, 5:59 AM HADT · 1443 days ago · 34 km deep · 64 km away
18. 2.8Andreanof Islands, Aleutian Islands, AlaskaTue, Oct 18, 11:35 PM HADT · 1442 days ago · 31 km deep · 66 km away
19. 2.189 km WSW of Adak, AlaskaThu, Oct 20, 2:51 AM HADT · 1441 days ago · 29 km deep · 48 km away
20. 4.070 km SSW of Adak, AlaskaThu, Oct 20, 2:40 PM HADT · 1441 days ago · 35 km deep · 86 km away
21. 4.2140 km WSW of Adak, AlaskaFri, Oct 21, 4:48 AM HADT · 1440 days ago · 66 km deep · 59 km away
22. 1.6147 km W of Adak, AlaskaFri, Oct 21, 12:36 PM HADT · 1440 days ago · 66 km deep · 54 km away
23. 1.635 km WSW of Adak, AlaskaFri, Oct 21, 3:00 PM HADT · 1440 days ago · 17 km deep · 63 km away
24. 3.697 km SW of Adak, AlaskaFri, Oct 21, 5:26 PM HADT · 1440 days ago · 35 km deep · 75 km away
25. 1.6Andreanof Islands, Aleutian Islands, AlaskaFri, Oct 21, 5:51 PM HADT · 1440 days ago · 21 km deep · 83 km away
26. 3.6Andreanof Islands, Aleutian Islands, AlaskaFri, Oct 21, 9:40 PM HADT · 1440 days ago · 35 km deep · 90 km away
27. 1.846 km W of Adak, AlaskaFri, Oct 21, 11:01 PM HADT · 1439 days ago · 80 km deep · 49 km away
28. 2.7104 km SW of Adak, AlaskaFri, Oct 21, 11:43 PM HADT · 1439 days ago · 32 km deep · 87 km away
29. 3.2182 km WSW of Adak, AlaskaSat, Oct 22, 11:51 AM HADT · 1439 days ago · 55 km deep · 97 km away
30. 2.2132 km WSW of Adak, AlaskaMon, Oct 24, 2:52 AM HADT · 1437 days ago · 34 km deep · 61 km away
31. 2.767 km SSW of Adak, AlaskaMon, Oct 24, 8:38 AM HADT · 1437 days ago · 35 km deep · 91 km away
32. 1.781 km W of Adak, AlaskaMon, Oct 24, 9:02 AM HADT · 1437 days ago · 11 km deep · 15 km away
33. 3.1122 km SW of Adak, AlaskaMon, Oct 24, 7:08 PM HADT · 1437 days ago · 35 km deep · 94 km away
34. 3.017 km SW of Adak, AlaskaTue, Oct 25, 2:40 AM HADT · 1436 days ago · 72 km deep · 86 km away
35. 2.677 km W of Adak, AlaskaTue, Oct 25, 8:04 AM HADT · 1436 days ago · 6 km deep · 18 km away
36. 1.679 km W of Adak, AlaskaTue, Oct 25, 8:08 AM HADT · 1436 days ago · -2 km deep · 16 km away
37. 2.178 km W of Adak, AlaskaTue, Oct 25, 8:11 AM HADT · 1436 days ago · 5 km deep · 17 km away
38. 1.977 km W of Adak, AlaskaTue, Oct 25, 9:34 AM HADT · 1436 days ago · 1 km deep · 18 km away
39. 1.684 km W of Adak, AlaskaTue, Oct 25, 5:05 PM HADT · 1436 days ago · 8 km deep · 10 km away
40. 2.197 km SW of Adak, AlaskaWed, Oct 26, 1:41 AM HADT · 1435 days ago · 53 km deep · 70 km away
41. 1.681 km WSW of Adak, AlaskaThu, Oct 27, 1:49 AM HADT · 1434 days ago · 38 km deep · 49 km away
42. 2.893 km W of Adak, AlaskaThu, Oct 27, 6:38 AM HADT · 1434 days ago · 10 km deep · 6 km away
43. 1.991 km W of Adak, AlaskaThu, Oct 27, 6:50 AM HADT · 1434 days ago · 10 km deep · 5 km away
44. 1.893 km W of Adak, AlaskaThu, Oct 27, 6:53 AM HADT · 1434 days ago · 6 km deep · 2 km away
45. 2.0Andreanof Islands, Aleutian Islands, AlaskaThu, Oct 27, 6:58 PM HADT · 1434 days ago · 18 km deep · 97 km away
46. 1.693 km W of Adak, AlaskaFri, Oct 28, 8:21 AM HADT · 1433 days ago · 5 km deep · 1 km away
47. 2.1100 km WSW of Adak, AlaskaFri, Oct 28, 6:34 PM HADT · 1433 days ago · 13 km deep · 46 km away
48. 2.3140 km WSW of Adak, AlaskaSat, Oct 29, 3:06 AM HADT · 1432 days ago · 63 km deep · 62 km away
49. 3.191 km SW of Adak, AlaskaSat, Oct 29, 5:47 AM HADT · 1432 days ago · 35 km deep · 54 km away
50. 1.887 km SW of Adak, AlaskaSat, Oct 29, 5:49 AM HADT · 1432 days ago · 25 km deep · 53 km away
51. 1.892 km WSW of Adak, AlaskaSat, Oct 29, 11:01 AM HADT · 1432 days ago · 17 km deep · 50 km away
52. 2.663 km SSW of Adak, AlaskaSun, Oct 30, 1:35 AM HADT · 1431 days ago · 35 km deep · 85 km away
53. 1.9103 km WSW of Adak, AlaskaSun, Oct 30, 4:42 AM HADT · 1431 days ago · 70 km deep · 32 km away
54. 1.7130 km WSW of Adak, AlaskaSun, Oct 30, 5:31 AM HADT · 1431 days ago · 13 km deep · 48 km away
55. 1.888 km SW of Adak, AlaskaSun, Oct 30, 4:03 PM HADT · 1431 days ago · 26 km deep · 53 km away
56. 1.5100 km WSW of Adak, AlaskaMon, Oct 31, 12:37 AM HADT · 1430 days ago · 38 km deep · 52 km away
57. 1.595 km W of Adak, AlaskaMon, Oct 31, 1:00 AM HADT · 1430 days ago · 19 km deep · 10 km away
58. 3.4Andreanof Islands, Aleutian Islands, AlaskaMon, Oct 31, 1:16 AM HADT · 1430 days ago · 32 km deep · 72 km away
59. 1.7142 km WSW of Adak, AlaskaMon, Oct 31, 4:44 AM HADT · 1430 days ago · 24 km deep · 67 km away
60. 1.777 km SW of Adak, AlaskaMon, Oct 31, 6:08 AM HADT · 1430 days ago · 15 km deep · 55 km away

The first 60 of at least 199.

Before

1. 1.567 km SSW of Adak, AlaskaTue, Oct 11, 5:37 PM HADT · 1450 days ago · 34 km deep · 90 km away
2. 1.7133 km SW of Adak, AlaskaTue, Oct 11, 12:54 PM HADT · 1450 days ago · 25 km deep · 75 km away
3. 3.1133 km SW of Adak, AlaskaTue, Oct 11, 11:04 AM HADT · 1450 days ago · 35 km deep · 78 km away
4. 1.585 km WSW of Adak, AlaskaTue, Oct 11, 10:08 AM HADT · 1450 days ago · 13 km deep · 48 km away
5. 1.697 km WSW of Adak, AlaskaMon, Oct 10, 10:27 PM HADT · 1450 days ago · 27 km deep · 52 km away
6. 1.671 km SW of Adak, AlaskaMon, Oct 10, 9:47 AM HADT · 1451 days ago · 32 km deep · 57 km away
7. 1.683 km W of Adak, AlaskaSun, Oct 9, 10:17 AM HADT · 1452 days ago · 4 km deep · 11 km away
8. 1.678 km W of Adak, AlaskaSat, Oct 8, 8:26 PM HADT · 1453 days ago · 66 km deep · 18 km away
9. 1.645 km S of Adak, AlaskaSat, Oct 8, 12:35 PM HADT · 1453 days ago · 29 km deep · 97 km away
10. 1.6103 km SW of Adak, AlaskaSat, Oct 8, 11:38 AM HADT · 1453 days ago · 21 km deep · 59 km away
11. 1.581 km W of Adak, AlaskaSat, Oct 8, 11:15 AM HADT · 1453 days ago · 3 km deep · 13 km away
12. 1.848 km WSW of Adak, AlaskaSat, Oct 8, 3:12 AM HADT · 1453 days ago · 71 km deep · 58 km away
13. 1.8104 km WSW of Adak, AlaskaFri, Oct 7, 4:57 PM HADT · 1454 days ago · 20 km deep · 34 km away
14. 2.0152 km WSW of Adak, AlaskaFri, Oct 7, 11:35 AM HADT · 1454 days ago · 74 km deep · 69 km away
15. 2.1127 km WSW of Adak, AlaskaFri, Oct 7, 9:56 AM HADT · 1454 days ago · 36 km deep · 61 km away
16. 2.016 km NNW of Adak, AlaskaThu, Oct 6, 7:10 PM HADT · 1455 days ago · 90 km deep · 91 km away
17. 1.660 km SW of Adak, AlaskaThu, Oct 6, 12:10 PM HADT · 1455 days ago · 51 km deep · 66 km away
18. 1.6103 km SW of Adak, AlaskaThu, Oct 6, 11:38 AM HADT · 1455 days ago · 26 km deep · 76 km away
19. 1.6134 km WSW of Adak, AlaskaThu, Oct 6, 9:16 AM HADT · 1455 days ago · 24 km deep · 68 km away
20. 1.893 km WSW of Adak, AlaskaThu, Oct 6, 3:15 AM HADT · 1455 days ago · 51 km deep · 48 km away

From the USGS Earthquake Hazards Program and its partner networks, event av91694501. Read Wed, Sep 30, 2026, 6:29 PM UTC.