M1.9 earthquake 78 km S of Unalaska, Alaska

Magnitude

1.9 (ml), micro

Local time

Thu, Apr 21, 2022, 8:08 PM AKDT

UTC

2022-04-22 04:08:21 UTC

Depth

17.0 km (10.6 mi), shallow

Epicenter

53.171° N, 166.694° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

23

• Unalaska, AlaskaPopulation 4,491. Forecast79 kmS

After

1. 1.897 km SE of Unalaska, AlaskaFri, Apr 22, 12:05 AM AKDT · 1619 days ago · 26 km deep · 77 km away
2. 3.779 km SSW of Unalaska, AlaskaFri, Apr 22, 11:13 AM AKDT · 1619 days ago · 38 km deep · 10 km away
3. 4.5117 km S of Unalaska, AlaskaFri, Apr 22, 11:21 PM AKDT · 1618 days ago · 17 km deep · 39 km away
4. 2.6131 km S of Unalaska, AlaskaFri, Apr 22, 11:29 PM AKDT · 1618 days ago · 32 km deep · 53 km away
5. 2.0110 km SE of Unalaska, AlaskaFri, Apr 22, 11:52 PM AKDT · 1618 days ago · 10 km deep · 80 km away
6. 3.2115 km S of Unalaska, AlaskaSat, Apr 23, 12:51 AM AKDT · 1618 days ago · 35 km deep · 37 km away
7. 2.9129 km S of Unalaska, AlaskaSat, Apr 23, 3:32 AM AKDT · 1618 days ago · 10 km deep · 51 km away
8. 1.7138 km S of Unalaska, AlaskaSun, Apr 24, 7:40 AM AKDT · 1617 days ago · 23 km deep · 62 km away
9. 1.678 km S of Unalaska, AlaskaMon, Apr 25, 11:39 AM AKDT · 1616 days ago · 20 km deep · 0 km away
10. 1.533 km S of Unalaska, AlaskaMon, Apr 25, 11:17 PM AKDT · 1615 days ago · 62 km deep · 46 km away
11. 1.983 km E of Nikolski, AlaskaTue, Apr 26, 1:58 AM AKDT · 1615 days ago · 26 km deep · 70 km away
12. 3.378 km SSW of Unalaska, AlaskaTue, Apr 26, 4:45 PM AKDT · 1615 days ago · 35 km deep · 10 km away
13. 3.452 km SW of Unalaska, AlaskaTue, Apr 26, 6:03 PM AKDT · 1615 days ago · 19 km deep · 43 km away
14. 2.654 km SSW of Unalaska, AlaskaTue, Apr 26, 6:05 PM AKDT · 1615 days ago · 18 km deep · 36 km away
15. 1.849 km SW of Unalaska, AlaskaTue, Apr 26, 6:11 PM AKDT · 1615 days ago · 13 km deep · 50 km away
16. 1.949 km SW of Unalaska, AlaskaTue, Apr 26, 6:14 PM AKDT · 1615 days ago · 14 km deep · 50 km away
17. 1.866 km SW of Unalaska, AlaskaTue, Apr 26, 10:18 PM AKDT · 1614 days ago · 13 km deep · 60 km away
18. 3.259 km SW of Unalaska, AlaskaWed, Apr 27, 3:06 AM AKDT · 1614 days ago · 1 km deep · 39 km away
19. 1.959 km SW of Unalaska, AlaskaWed, Apr 27, 6:15 AM AKDT · 1614 days ago · 15 km deep · 51 km away
20. 1.651 km SSW of Unalaska, AlaskaThu, Apr 28, 12:01 AM AKDT · 1613 days ago · 68 km deep · 39 km away
21. 1.768 km SSE of Unalaska, AlaskaThu, Apr 28, 7:19 AM AKDT · 1613 days ago · 5 km deep · 44 km away
22. 1.7101 km ESE of Nikolski, AlaskaThu, Apr 28, 7:36 AM AKDT · 1613 days ago · 16 km deep · 84 km away
23. 1.875 km SW of Unalaska, AlaskaFri, Apr 29, 8:40 AM AKDT · 1612 days ago · 13 km deep · 49 km away
24. 1.649 km SW of Unalaska, AlaskaFri, Apr 29, 12:03 PM AKDT · 1612 days ago · 13 km deep · 48 km away
25. 2.0127 km S of Unalaska, AlaskaFri, Apr 29, 4:12 PM AKDT · 1612 days ago · 5 km deep · 49 km away
26. 1.646 km SSE of Unalaska, AlaskaFri, Apr 29, 7:36 PM AKDT · 1612 days ago · 49 km deep · 54 km away
27. 3.531 km SE of Unalaska, AlaskaFri, Apr 29, 9:37 PM AKDT · 1611 days ago · 77 km deep · 60 km away
28. 1.635 km WSW of Unalaska, AlaskaSat, Apr 30, 12:10 PM AKDT · 1611 days ago · 7 km deep · 70 km away
29. 1.880 km S of Unalaska, AlaskaSat, Apr 30, 11:55 PM AKDT · 1610 days ago · 25 km deep · 1 km away
30. 1.787 km SE of Unalaska, AlaskaSun, May 1, 12:24 AM AKDT · 1610 days ago · 24 km deep · 70 km away
31. 1.9150 km S of Unalaska, AlaskaSun, May 1, 2:33 AM AKDT · 1610 days ago · 25 km deep · 80 km away
32. 1.556 km ESE of Unalaska, AlaskaSun, May 1, 5:52 PM AKDT · 1610 days ago · 46 km deep · 76 km away
33. 1.886 km SSW of Unalaska, AlaskaSun, May 1, 5:54 PM AKDT · 1610 days ago · 12 km deep · 22 km away
34. 2.1131 km S of Unalaska, AlaskaSun, May 1, 10:12 PM AKDT · 1609 days ago · 13 km deep · 53 km away
35. 2.1Fox Islands, Aleutian Islands, AlaskaMon, May 2, 6:52 AM AKDT · 1609 days ago · 44 km deep · 2 km away
36. 3.474 km SSE of Akutan, AlaskaTue, May 3, 3:03 PM AKDT · 1608 days ago · 31 km deep · 89 km away
37. 2.065 km SE of Unalaska, AlaskaTue, May 3, 7:16 PM AKDT · 1608 days ago · 39 km deep · 62 km away
38. 2.7101 km E of Nikolski, AlaskaWed, May 4, 2:38 AM AKDT · 1607 days ago · 35 km deep · 56 km away
39. 2.6106 km E of Nikolski, AlaskaWed, May 4, 3:39 AM AKDT · 1607 days ago · 10 km deep · 60 km away
40. 1.949 km SSE of Akutan, AlaskaThu, May 5, 11:34 AM AKDT · 1606 days ago · 53 km deep · 93 km away
41. 1.677 km S of Unalaska, AlaskaFri, May 6, 9:53 AM AKDT · 1605 days ago · 26 km deep · 1 km away
42. 2.076 km S of Unalaska, AlaskaFri, May 6, 4:56 PM AKDT · 1605 days ago · 28 km deep · 3 km away
43. 1.90 km W of Unalaska, AlaskaFri, May 6, 6:26 PM AKDT · 1605 days ago · 99 km deep · 79 km away
44. 1.568 km S of Akutan, AlaskaSat, May 7, 2:07 AM AKDT · 1604 days ago · 45 km deep · 79 km away
45. 1.662 km SSW of Unalaska, AlaskaSat, May 7, 3:34 AM AKDT · 1604 days ago · 74 km deep · 18 km away
46. 1.634 km ESE of Unalaska, AlaskaSat, May 7, 4:49 PM AKDT · 1604 days ago · 74 km deep · 79 km away
47. 2.779 km S of Unalaska, AlaskaSun, May 8, 10:21 AM AKDT · 1603 days ago · 35 km deep · 2 km away
48. 1.921 km W of Dutch Harbor, AlaskaSun, May 8, 2:07 PM AKDT · 1603 days ago · 5 km deep · 77 km away
49. 1.881 km SSE of Akutan, AlaskaSun, May 8, 8:05 PM AKDT · 1603 days ago · 55 km deep · 100 km away
50. 1.990 km SSW of Unalaska, AlaskaTue, May 10, 5:18 AM AKDT · 1601 days ago · 33 km deep · 15 km away
51. 3.347 km SE of Unalaska, AlaskaTue, May 10, 6:10 AM AKDT · 1601 days ago · 10 km deep · 67 km away
52. 2.779 km SSE of Akutan, AlaskaTue, May 10, 6:49 AM AKDT · 1601 days ago · 30 km deep · 100 km away
53. 1.6110 km ESE of Nikolski, AlaskaTue, May 10, 2:15 PM AKDT · 1601 days ago · 6 km deep · 89 km away
54. 1.893 km SW of Unalaska, AlaskaWed, May 11, 1:47 AM AKDT · 1600 days ago · 62 km deep · 53 km away
55. 1.9132 km ESE of Nikolski, AlaskaWed, May 11, 3:33 PM AKDT · 1600 days ago · 18 km deep · 59 km away
56. 1.878 km E of Nikolski, AlaskaThu, May 12, 11:03 AM AKDT · 1599 days ago · 58 km deep · 70 km away
57. 1.688 km SSW of Unalaska, AlaskaThu, May 12, 1:24 PM AKDT · 1599 days ago · 19 km deep · 26 km away
58. 1.5Fox Islands, Aleutian Islands, AlaskaFri, May 13, 3:12 AM AKDT · 1598 days ago · 49 km deep · 72 km away
59. 1.550 km SW of Unalaska, AlaskaFri, May 13, 6:30 AM AKDT · 1598 days ago · 71 km deep · 47 km away
60. 1.572 km SE of Unalaska, AlaskaFri, May 13, 7:52 PM AKDT · 1598 days ago · 33 km deep · 75 km away

The first 60 of 154.

Before

1. 1.989 km E of Nikolski, AlaskaThu, Apr 21, 2:58 PM AKDT · 1620 days ago · 47 km deep · 64 km away
2. 2.080 km S of Unalaska, AlaskaThu, Apr 21, 8:27 AM AKDT · 1620 days ago · 13 km deep · 1 km away
3. 1.872 km SW of Unalaska, AlaskaWed, Apr 20, 9:19 PM AKDT · 1620 days ago · 7 km deep · 62 km away
4. 1.768 km S of Akutan, AlaskaWed, Apr 20, 5:30 AM AKDT · 1621 days ago · 23 km deep · 83 km away
5. 2.168 km S of Akutan, AlaskaTue, Apr 19, 12:19 AM AKDT · 1622 days ago · 33 km deep · 83 km away
6. 1.966 km S of Akutan, AlaskaMon, Apr 18, 10:43 PM AKDT · 1622 days ago · 27 km deep · 81 km away
7. 1.543 km WSW of Unalaska, AlaskaMon, Apr 18, 8:06 AM AKDT · 1623 days ago · 7 km deep · 66 km away
8. 2.115 km S of Unalaska, AlaskaMon, Apr 18, 12:17 AM AKDT · 1623 days ago · 91 km deep · 64 km away
9. 3.086 km S of Unalaska, AlaskaSun, Apr 17, 9:21 PM AKDT · 1623 days ago · 32 km deep · 8 km away
10. 1.686 km SSW of Unalaska, AlaskaSun, Apr 17, 12:36 AM AKDT · 1624 days ago · 7 km deep · 24 km away
11. 2.797 km SSW of Unalaska, AlaskaSat, Apr 16, 11:20 PM AKDT · 1624 days ago · 35 km deep · 28 km away
12. 1.724 km W of Dutch Harbor, AlaskaFri, Apr 15, 2:35 PM AKDT · 1626 days ago · 7 km deep · 77 km away
13. 2.6104 km SSW of Unalaska, AlaskaThu, Apr 14, 1:25 PM AKDT · 1627 days ago · 35 km deep · 29 km away
14. 1.792 km SSW of Unalaska, AlaskaThu, Apr 14, 2:09 AM AKDT · 1627 days ago · 26 km deep · 19 km away
15. 1.666 km SSW of Unalaska, AlaskaWed, Apr 13, 5:21 PM AKDT · 1628 days ago · 49 km deep · 15 km away
16. 1.885 km SSW of Unalaska, AlaskaTue, Apr 12, 9:14 PM AKDT · 1628 days ago · 25 km deep · 10 km away
17. 2.461 km SE of Unalaska, AlaskaTue, Apr 12, 7:46 AM AKDT · 1629 days ago · 40 km deep · 56 km away
18. 1.865 km SW of Unalaska, AlaskaTue, Apr 12, 3:25 AM AKDT · 1629 days ago · 75 km deep · 52 km away
19. 1.878 km S of Unalaska, AlaskaMon, Apr 11, 7:49 PM AKDT · 1630 days ago · 23 km deep · 2 km away
20. 4.0141 km SSE of Unalaska, AlaskaMon, Apr 11, 2:03 PM AKDT · 1630 days ago · 10 km deep · 93 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak02255amd42. Read Sun, Sep 27, 2026, 3:54 PM UTC.