M1.5 earthquake 72 km SSW of Unalaska, Alaska

Magnitude

1.5 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Thu, Mar 31, 2022, 8:44 AM AKDT

UTC

2022-03-31 16:44:26 UTC

Depth

25.6 km (15.9 mi), shallow

Epicenter

53.250° N, 166.866° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

18

• Unalaska, AlaskaPopulation 4,491. Forecast73 kmSSW

After

1. 1.886 km ENE of Nikolski, AlaskaThu, Mar 31, 9:02 AM AKDT · 1645 days ago · 45 km deep · 52 km away
2. 2.089 km SSW of Unalaska, AlaskaFri, Apr 1, 7:00 AM AKDT · 1644 days ago · 34 km deep · 20 km away
3. 1.679 km SSW of Unalaska, AlaskaFri, Apr 1, 11:05 AM AKDT · 1644 days ago · 26 km deep · 8 km away
4. 1.873 km SSW of Unalaska, AlaskaFri, Apr 1, 4:45 PM AKDT · 1644 days ago · 42 km deep · 7 km away
5. 2.995 km SE of Unalaska, AlaskaFri, Apr 1, 5:07 PM AKDT · 1644 days ago · 35 km deep · 85 km away
6. 1.721 km E of Unalaska, AlaskaFri, Apr 1, 6:58 PM AKDT · 1644 days ago · 74 km deep · 80 km away
7. 1.9127 km ESE of Nikolski, AlaskaFri, Apr 1, 8:31 PM AKDT · 1644 days ago · 15 km deep · 63 km away
8. 1.572 km SE of Unalaska, AlaskaSat, Apr 2, 1:19 AM AKDT · 1644 days ago · 22 km deep · 83 km away
9. 2.550 km E of Nikolski, AlaskaSat, Apr 2, 3:58 AM AKDT · 1643 days ago · 35 km deep · 92 km away
10. 2.1128 km S of Unalaska, AlaskaSat, Apr 2, 4:45 PM AKDT · 1643 days ago · 6 km deep · 60 km away
11. 1.582 km SSW of Unalaska, AlaskaSun, Apr 3, 2:14 AM AKDT · 1643 days ago · 26 km deep · 10 km away
12. 2.769 km SE of Unalaska, AlaskaSun, Apr 3, 7:30 AM AKDT · 1642 days ago · 28 km deep · 71 km away
13. 3.679 km S of Unalaska, AlaskaMon, Apr 4, 3:42 AM AKDT · 1641 days ago · 35 km deep · 15 km away
14. 1.673 km S of Unalaska, AlaskaMon, Apr 4, 8:55 AM AKDT · 1641 days ago · 20 km deep · 12 km away
15. 1.753 km ESE of Unalaska, AlaskaMon, Apr 4, 9:23 AM AKDT · 1641 days ago · 52 km deep · 81 km away
16. 3.185 km ENE of Nikolski, AlaskaMon, Apr 4, 3:15 PM AKDT · 1641 days ago · 106 km deep · 61 km away
17. 1.654 km S of Akutan, AlaskaMon, Apr 4, 3:27 PM AKDT · 1641 days ago · 29 km deep · 84 km away
18. 1.879 km SSW of Unalaska, AlaskaMon, Apr 4, 5:52 PM AKDT · 1641 days ago · 49 km deep · 8 km away
19. 1.655 km S of Akutan, AlaskaMon, Apr 4, 6:20 PM AKDT · 1641 days ago · 57 km deep · 83 km away
20. 1.870 km S of Unalaska, AlaskaTue, Apr 5, 4:15 AM AKDT · 1640 days ago · 48 km deep · 9 km away
21. 1.767 km SSW of Unalaska, AlaskaTue, Apr 5, 6:39 AM AKDT · 1640 days ago · 26 km deep · 8 km away
22. 2.184 km S of Unalaska, AlaskaTue, Apr 5, 12:00 PM AKDT · 1640 days ago · 26 km deep · 21 km away
23. 3.0105 km S of Unalaska, AlaskaTue, Apr 5, 8:46 PM AKDT · 1640 days ago · 10 km deep · 43 km away
24. 2.185 km S of Unalaska, AlaskaWed, Apr 6, 6:33 PM AKDT · 1639 days ago · 33 km deep · 16 km away
25. 2.2138 km ESE of Nikolski, AlaskaWed, Apr 6, 7:45 PM AKDT · 1639 days ago · 16 km deep · 81 km away
26. 1.723 km ESE of Unalaska, AlaskaWed, Apr 6, 9:21 PM AKDT · 1639 days ago · 75 km deep · 77 km away
27. 1.985 km SE of Unalaska, AlaskaWed, Apr 6, 9:28 PM AKDT · 1639 days ago · 41 km deep · 82 km away
28. 2.579 km S of Unalaska, AlaskaThu, Apr 7, 1:54 AM AKDT · 1639 days ago · 52 km deep · 14 km away
29. 1.930 km ESE of Unalaska, AlaskaThu, Apr 7, 11:10 AM AKDT · 1638 days ago · 71 km deep · 73 km away
30. 3.062 km SE of Unalaska, AlaskaThu, Apr 7, 12:53 PM AKDT · 1638 days ago · 35 km deep · 63 km away
31. 1.875 km ENE of Nikolski, AlaskaThu, Apr 7, 8:34 PM AKDT · 1638 days ago · 79 km deep · 63 km away
32. 1.675 km E of Nikolski, AlaskaFri, Apr 8, 2:25 PM AKDT · 1637 days ago · 37 km deep · 69 km away
33. 1.573 km S of Unalaska, AlaskaSat, Apr 9, 1:35 AM AKDT · 1637 days ago · 17 km deep · 9 km away
34. 1.876 km S of Unalaska, AlaskaSat, Apr 9, 2:23 AM AKDT · 1637 days ago · 26 km deep · 14 km away
35. 1.878 km SSW of Unalaska, AlaskaSat, Apr 9, 6:01 PM AKDT · 1636 days ago · 26 km deep · 7 km away
36. 2.096 km E of Nikolski, AlaskaSat, Apr 9, 8:17 PM AKDT · 1636 days ago · 24 km deep · 51 km away
37. 1.6Fox Islands, Aleutian Islands, AlaskaSun, Apr 10, 1:17 AM AKDT · 1636 days ago · 7 km deep · 32 km away
38. 1.666 km SE of Unalaska, AlaskaSun, Apr 10, 9:26 AM AKDT · 1635 days ago · 25 km deep · 72 km away
39. 2.1103 km ESE of Nikolski, AlaskaSun, Apr 10, 4:20 PM AKDT · 1635 days ago · 20 km deep · 67 km away
40. 2.892 km SSW of Unalaska, AlaskaSun, Apr 10, 7:57 PM AKDT · 1635 days ago · 31 km deep · 19 km away
41. 1.878 km S of Unalaska, AlaskaMon, Apr 11, 7:49 PM AKDT · 1634 days ago · 23 km deep · 13 km away
42. 1.865 km SW of Unalaska, AlaskaTue, Apr 12, 3:25 AM AKDT · 1634 days ago · 75 km deep · 37 km away
43. 2.461 km SE of Unalaska, AlaskaTue, Apr 12, 7:46 AM AKDT · 1633 days ago · 40 km deep · 62 km away
44. 1.885 km SSW of Unalaska, AlaskaTue, Apr 12, 9:14 PM AKDT · 1633 days ago · 25 km deep · 14 km away
45. 1.666 km SSW of Unalaska, AlaskaWed, Apr 13, 5:21 PM AKDT · 1632 days ago · 49 km deep · 7 km away
46. 1.792 km SSW of Unalaska, AlaskaThu, Apr 14, 2:09 AM AKDT · 1632 days ago · 26 km deep · 20 km away
47. 2.6104 km SSW of Unalaska, AlaskaThu, Apr 14, 1:25 PM AKDT · 1631 days ago · 35 km deep · 32 km away
48. 1.724 km W of Dutch Harbor, AlaskaFri, Apr 15, 2:35 PM AKDT · 1630 days ago · 7 km deep · 67 km away
49. 2.797 km SSW of Unalaska, AlaskaSat, Apr 16, 11:20 PM AKDT · 1629 days ago · 35 km deep · 25 km away
50. 1.686 km SSW of Unalaska, AlaskaSun, Apr 17, 12:36 AM AKDT · 1629 days ago · 7 km deep · 16 km away
51. 3.086 km S of Unalaska, AlaskaSun, Apr 17, 9:21 PM AKDT · 1628 days ago · 32 km deep · 17 km away
52. 2.115 km S of Unalaska, AlaskaMon, Apr 18, 12:17 AM AKDT · 1628 days ago · 91 km deep · 58 km away
53. 1.543 km WSW of Unalaska, AlaskaMon, Apr 18, 8:06 AM AKDT · 1627 days ago · 7 km deep · 54 km away
54. 1.966 km S of Akutan, AlaskaMon, Apr 18, 10:43 PM AKDT · 1627 days ago · 27 km deep · 87 km away
55. 2.168 km S of Akutan, AlaskaTue, Apr 19, 12:19 AM AKDT · 1627 days ago · 33 km deep · 90 km away
56. 1.768 km S of Akutan, AlaskaWed, Apr 20, 5:30 AM AKDT · 1625 days ago · 23 km deep · 90 km away
57. 1.872 km SW of Unalaska, AlaskaWed, Apr 20, 9:19 PM AKDT · 1625 days ago · 7 km deep · 47 km away
58. 2.080 km S of Unalaska, AlaskaThu, Apr 21, 8:27 AM AKDT · 1624 days ago · 13 km deep · 15 km away
59. 1.989 km E of Nikolski, AlaskaThu, Apr 21, 2:58 PM AKDT · 1624 days ago · 47 km deep · 59 km away
60. 1.978 km S of Unalaska, AlaskaThu, Apr 21, 8:08 PM AKDT · 1624 days ago · 17 km deep · 14 km away

The first 60 of 166.

Before

1. 1.583 km SSW of Unalaska, AlaskaThu, Mar 31, 6:38 AM AKDT · 1645 days ago · 25 km deep · 11 km away
2. 2.041 km ENE of Nikolski, AlaskaWed, Mar 30, 8:22 PM AKDT · 1646 days ago · 86 km deep · 97 km away
3. 2.887 km E of Nikolski, AlaskaWed, Mar 30, 6:59 PM AKDT · 1646 days ago · 35 km deep · 66 km away
4. 1.7112 km E of Nikolski, AlaskaWed, Mar 30, 6:11 PM AKDT · 1646 days ago · 18 km deep · 60 km away
5. 2.781 km SSW of Unalaska, AlaskaWed, Mar 30, 3:18 PM AKDT · 1646 days ago · 24 km deep · 10 km away
6. 1.889 km SSW of Unalaska, AlaskaTue, Mar 29, 7:46 PM AKDT · 1647 days ago · 26 km deep · 20 km away
7. 3.6127 km ESE of Nikolski, AlaskaTue, Mar 29, 12:33 PM AKDT · 1647 days ago · 39 km deep · 68 km away
8. 2.1126 km ESE of Nikolski, AlaskaTue, Mar 29, 11:54 AM AKDT · 1647 days ago · 16 km deep · 68 km away
9. 2.064 km SE of Unalaska, AlaskaTue, Mar 29, 8:41 AM AKDT · 1647 days ago · 24 km deep · 66 km away
10. 2.059 km ENE of Nikolski, AlaskaTue, Mar 29, 6:51 AM AKDT · 1647 days ago · 28 km deep · 79 km away
11. 1.769 km E of Nikolski, AlaskaTue, Mar 29, 12:55 AM AKDT · 1648 days ago · 36 km deep · 75 km away
12. 2.681 km SE of Unalaska, AlaskaTue, Mar 29, 12:12 AM AKDT · 1648 days ago · 35 km deep · 87 km away
13. 2.399 km NNE of Nikolski, AlaskaMon, Mar 28, 12:44 PM AKDT · 1648 days ago · 108 km deep · 95 km away
14. 2.235 km SSW of Unalaska, AlaskaMon, Mar 28, 5:28 AM AKDT · 1648 days ago · 71 km deep · 37 km away
15. 2.9146 km S of Unalaska, AlaskaSun, Mar 27, 2:12 PM AKDT · 1649 days ago · 10 km deep · 79 km away
16. 1.946 km ESE of Unalaska, AlaskaSun, Mar 27, 10:03 AM AKDT · 1649 days ago · 32 km deep · 82 km away
17. 2.074 km S of Unalaska, AlaskaSat, Mar 26, 10:35 AM AKDT · 1650 days ago · 25 km deep · 12 km away
18. 1.6Fox Islands, Aleutian Islands, AlaskaFri, Mar 25, 11:44 AM AKDT · 1651 days ago · 13 km deep · 43 km away
19. 2.158 km ESE of Nikolski, AlaskaThu, Mar 24, 2:37 PM AKDT · 1652 days ago · 19 km deep · 99 km away
20. 3.181 km SSW of Unalaska, AlaskaWed, Mar 23, 10:40 AM AKDT · 1653 days ago · 35 km deep · 9 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0224545nn9. Read Thu, Oct 1, 2026, 11:07 PM UTC.