M1.7 earthquake 76 km WSW of Unalaska, Alaska

Magnitude

1.7 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Mon, Apr 28, 2025, 2:21 AM AKDT

UTC

2025-04-28 10:21:14 UTC

Depth

16.5 km (10.3 mi), shallow

Epicenter

53.563° N, 167.560° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

25

• Unalaska, AlaskaPopulation 4,491. Forecast76 kmWSW

After

1. 2.685 km SSW of Unalaska, AlaskaWed, Apr 30, 11:20 PM AKDT · 518 days ago · 10 km deep · 46 km away
2. 1.873 km WSW of Unalaska, AlaskaThu, May 1, 5:19 AM AKDT · 518 days ago · 13 km deep · 5 km away
3. 3.646 km ESE of Nikolski, AlaskaFri, May 2, 1:54 AM AKDT · 517 days ago · 35 km deep · 96 km away
4. 1.556 km WSW of Unalaska, AlaskaFri, May 2, 6:52 AM AKDT · 517 days ago · 16 km deep · 21 km away
5. 1.574 km SW of Unalaska, AlaskaFri, May 2, 8:39 AM AKDT · 517 days ago · 13 km deep · 17 km away
6. 1.9101 km W of Dutch Harbor, AlaskaFri, May 2, 9:58 AM AKDT · 517 days ago · 48 km deep · 62 km away
7. 1.997 km E of Nikolski, AlaskaFri, May 2, 12:04 PM AKDT · 516 days ago · 13 km deep · 53 km away
8. 1.722 km SSE of Unalaska, AlaskaSat, May 3, 8:44 AM AKDT · 516 days ago · 71 km deep · 77 km away
9. 1.868 km SW of Unalaska, AlaskaSat, May 3, 9:05 AM AKDT · 516 days ago · 10 km deep · 17 km away
10. 1.779 km SW of Unalaska, AlaskaSat, May 3, 10:17 AM AKDT · 515 days ago · 10 km deep · 11 km away
11. 1.980 km NE of Nikolski, AlaskaSat, May 3, 10:53 AM AKDT · 515 days ago · 72 km deep · 32 km away
12. 1.630 km SE of Unalaska, AlaskaSat, May 3, 1:07 PM AKDT · 515 days ago · 42 km deep · 93 km away
13. 1.968 km SW of Unalaska, AlaskaTue, May 6, 2:24 AM AKDT · 513 days ago · 14 km deep · 19 km away
14. 2.054 km SSW of Unalaska, AlaskaTue, May 6, 7:35 AM AKDT · 513 days ago · 64 km deep · 48 km away
15. 3.030 km ESE of Nikolski, AlaskaTue, May 6, 12:58 PM AKDT · 512 days ago · 57 km deep · 97 km away
16. 3.283 km SSW of Unalaska, AlaskaTue, May 6, 6:39 PM AKDT · 512 days ago · 35 km deep · 64 km away
17. 2.183 km SSW of Unalaska, AlaskaTue, May 6, 7:52 PM AKDT · 512 days ago · 37 km deep · 67 km away
18. 2.786 km SSW of Unalaska, AlaskaTue, May 6, 8:54 PM AKDT · 512 days ago · 35 km deep · 70 km away
19. 2.841 km NNE of Nikolski, AlaskaWed, May 7, 8:07 PM AKDT · 511 days ago · 128 km deep · 74 km away
20. 1.622 km SE of Unalaska, AlaskaThu, May 8, 1:08 AM AKDT · 511 days ago · 73 km deep · 86 km away
21. 1.873 km SW of Unalaska, AlaskaFri, May 9, 8:36 AM AKDT · 510 days ago · 13 km deep · 9 km away
22. 2.433 km N of Nikolski, AlaskaFri, May 9, 1:26 PM AKDT · 509 days ago · 130 km deep · 95 km away
23. 1.875 km WSW of Unalaska, AlaskaSat, May 10, 10:18 AM AKDT · 508 days ago · 13 km deep · 7 km away
24. 4.348 km SSW of Unalaska, AlaskaSun, May 11, 1:29 AM AKDT · 508 days ago · 74 km deep · 51 km away · felt by 10
25. 1.859 km S of Unalaska, AlaskaSun, May 11, 7:50 AM AKDT · 508 days ago · 47 km deep · 67 km away
26. 1.974 km SW of Unalaska, AlaskaMon, May 12, 4:09 PM AKDT · 506 days ago · 13 km deep · 11 km away
27. 1.970 km S of Unalaska, AlaskaTue, May 13, 12:29 AM AKDT · 506 days ago · 43 km deep · 65 km away
28. 2.577 km SW of Unalaska, AlaskaTue, May 13, 2:16 AM AKDT · 506 days ago · 68 km deep · 38 km away
29. 1.895 km SSW of Unalaska, AlaskaWed, May 14, 6:23 AM AKDT · 505 days ago · 13 km deep · 63 km away
30. 2.244 km SSE of Unalaska, AlaskaFri, May 16, 7:14 AM AKDT · 503 days ago · 26 km deep · 78 km away
31. 1.687 km SSW of Unalaska, AlaskaFri, May 16, 3:42 PM AKDT · 502 days ago · 26 km deep · 62 km away
32. 3.280 km E of Nikolski, AlaskaSat, May 17, 6:27 AM AKDT · 502 days ago · 35 km deep · 67 km away
33. 1.999 km E of Nikolski, AlaskaSun, May 18, 12:26 AM AKDT · 501 days ago · 37 km deep · 72 km away
34. 1.670 km SSW of Unalaska, AlaskaSun, May 18, 1:15 AM AKDT · 501 days ago · 21 km deep · 48 km away
35. 1.879 km NE of Nikolski, AlaskaSun, May 18, 3:48 AM AKDT · 501 days ago · 117 km deep · 32 km away
36. 2.057 km SSW of Unalaska, AlaskaSun, May 18, 11:58 AM AKDT · 500 days ago · 68 km deep · 41 km away
37. 1.790 km NNE of Nikolski, AlaskaTue, May 20, 1:08 AM AKDT · 499 days ago · 133 km deep · 40 km away
38. 1.978 km E of Nikolski, AlaskaTue, May 20, 10:23 AM AKDT · 498 days ago · 36 km deep · 73 km away
39. 1.895 km SSW of Unalaska, AlaskaTue, May 20, 3:17 PM AKDT · 498 days ago · 24 km deep · 58 km away
40. 3.472 km SSW of Unalaska, AlaskaTue, May 20, 5:53 PM AKDT · 498 days ago · 35 km deep · 62 km away
41. 2.149 km SE of Unalaska, AlaskaWed, May 21, 6:11 PM AKDT · 497 days ago · 24 km deep · 96 km away
42. 1.850 km S of Unalaska, AlaskaWed, May 21, 7:45 PM AKDT · 497 days ago · 49 km deep · 68 km away
43. 1.9129 km W of Dutch Harbor, AlaskaThu, May 22, 1:56 AM AKDT · 497 days ago · 13 km deep · 85 km away
44. 1.736 km SSW of Unalaska, AlaskaFri, May 23, 12:52 PM AKDT · 495 days ago · 71 km deep · 47 km away
45. 1.719 km E of Unalaska, AlaskaSat, May 24, 4:47 AM AKDT · 495 days ago · 85 km deep · 94 km away
46. 2.236 km SE of Unalaska, AlaskaSat, May 24, 8:07 AM AKDT · 495 days ago · 63 km deep · 96 km away
47. 3.392 km SSW of Unalaska, AlaskaSat, May 24, 9:57 PM AKDT · 494 days ago · 35 km deep · 70 km away
48. 2.243 km ENE of Nikolski, AlaskaSun, May 25, 3:39 AM AKDT · 494 days ago · 70 km deep · 69 km away
49. 1.977 km S of Unalaska, AlaskaSun, May 25, 8:25 AM AKDT · 494 days ago · 30 km deep · 86 km away
50. 1.676 km WSW of Unalaska, AlaskaSun, May 25, 7:00 PM AKDT · 493 days ago · 39 km deep · 8 km away
51. 1.6100 km SSW of Unalaska, AlaskaSun, May 25, 7:25 PM AKDT · 493 days ago · 37 km deep · 76 km away
52. 2.887 km N of Nikolski, AlaskaMon, May 26, 11:13 AM AKDT · 492 days ago · 50 km deep · 97 km away
53. 3.147 km ENE of Nikolski, AlaskaTue, May 27, 1:12 PM AKDT · 491 days ago · 89 km deep · 67 km away
54. 2.052 km E of Nikolski, AlaskaTue, May 27, 8:22 PM AKDT · 491 days ago · 37 km deep · 74 km away
55. 1.772 km S of Unalaska, AlaskaWed, May 28, 3:54 AM AKDT · 491 days ago · 38 km deep · 68 km away
56. 1.829 km W of Dutch Harbor, AlaskaWed, May 28, 10:46 AM AKDT · 490 days ago · 29 km deep · 49 km away
57. 1.956 km S of Unalaska, AlaskaWed, May 28, 6:25 PM AKDT · 490 days ago · 67 km deep · 76 km away
58. 1.971 km S of Unalaska, AlaskaThu, May 29, 8:58 PM AKDT · 489 days ago · 32 km deep · 84 km away
59. 1.756 km SSW of Unalaska, AlaskaFri, May 30, 3:55 AM AKDT · 489 days ago · 60 km deep · 47 km away
60. 3.981 km SSW of Unalaska, AlaskaSat, May 31, 1:33 AM AKDT · 488 days ago · 46 km deep · 54 km away

The first 60 of 116.

Before

1. 1.778 km SSW of Unalaska, AlaskaSun, Apr 27, 7:24 AM AKDT · 522 days ago · 48 km deep · 62 km away
2. 2.098 km SSW of Unalaska, AlaskaSat, Apr 26, 2:00 PM AKDT · 522 days ago · 39 km deep · 62 km away
3. 1.833 km W of Dutch Harbor, AlaskaFri, Apr 25, 6:09 PM AKDT · 523 days ago · 101 km deep · 47 km away
4. 1.920 km W of Dutch Harbor, AlaskaThu, Apr 24, 9:59 AM AKDT · 525 days ago · 5 km deep · 58 km away
5. 2.794 km SW of Unalaska, AlaskaThu, Apr 24, 2:38 AM AKDT · 525 days ago · 57 km deep · 46 km away
6. 2.916 km ENE of Nikolski, AlaskaWed, Apr 23, 10:28 PM AKDT · 525 days ago · 51 km deep · 95 km away
7. 1.99 km ESE of Unalaska, AlaskaWed, Apr 23, 4:06 PM AKDT · 525 days ago · 100 km deep · 81 km away
8. 2.093 km SSW of Unalaska, AlaskaWed, Apr 23, 2:01 PM AKDT · 525 days ago · 60 km deep · 49 km away
9. 1.884 km E of Nikolski, AlaskaTue, Apr 22, 4:00 AM AKDT · 527 days ago · 37 km deep · 77 km away
10. 2.242 km NE of Nikolski, AlaskaMon, Apr 21, 11:57 PM AKDT · 527 days ago · 83 km deep · 69 km away
11. 1.859 km SSE of Unalaska, AlaskaSun, Apr 20, 5:48 PM AKDT · 528 days ago · 40 km deep · 85 km away
12. 3.678 km S of Unalaska, AlaskaFri, Apr 18, 5:05 PM AKDT · 530 days ago · 35 km deep · 72 km away
13. 1.873 km S of Unalaska, AlaskaFri, Apr 18, 4:46 PM AKDT · 530 days ago · 36 km deep · 69 km away
14. 3.291 km E of Nikolski, AlaskaFri, Apr 18, 12:59 AM AKDT · 531 days ago · 35 km deep · 78 km away
15. 2.718 km W of Dutch Harbor, AlaskaThu, Apr 17, 9:48 AM AKDT · 532 days ago · 99 km deep · 60 km away
16. 2.173 km WSW of Unalaska, AlaskaWed, Apr 16, 9:47 AM AKDT · 533 days ago · 8 km deep · 3 km away
17. 2.122 km ESE of Unalaska, AlaskaWed, Apr 16, 8:37 AM AKDT · 533 days ago · 78 km deep · 90 km away
18. 2.173 km WSW of Unalaska, AlaskaWed, Apr 16, 8:19 AM AKDT · 533 days ago · 13 km deep · 3 km away
19. 3.674 km WSW of Unalaska, AlaskaWed, Apr 16, 8:09 AM AKDT · 533 days ago · 10 km deep · 5 km away
20. 2.174 km WSW of Unalaska, AlaskaWed, Apr 16, 8:02 AM AKDT · 533 days ago · 11 km deep · 6 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0255fbhtgv. Read Thu, Oct 1, 2026, 5:40 AM UTC.