M1.5 earthquake 73 km WSW of Unalaska, Alaska

Magnitude

1.5 (ml), micro

Local time

Wed, Mar 26, 2025, 10:09 PM AKDT

UTC

2025-03-27 06:09:22 UTC

Depth

13.2 km (8.2 mi), shallow

Epicenter

53.552° N, 167.504° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

16

• Unalaska, AlaskaPopulation 4,491. Forecast73 kmWSW

After

1. 1.986 km S of Unalaska, AlaskaWed, Mar 26, 11:07 PM AKDT · 552 days ago · 26 km deep · 81 km away
2. 1.675 km SW of Unalaska, AlaskaThu, Mar 27, 1:30 AM AKDT · 552 days ago · 13 km deep · 9 km away
3. 2.575 km SW of Unalaska, AlaskaThu, Mar 27, 2:06 AM AKDT · 552 days ago · 11 km deep · 13 km away
4. 1.674 km WSW of Unalaska, AlaskaThu, Mar 27, 11:45 AM AKDT · 551 days ago · 13 km deep · 3 km away
5. 2.5115 km E of Nikolski, AlaskaThu, Mar 27, 2:24 PM AKDT · 551 days ago · 35 km deep · 88 km away
6. 2.086 km SSW of Unalaska, AlaskaThu, Mar 27, 5:13 PM AKDT · 551 days ago · 42 km deep · 52 km away
7. 1.674 km SW of Unalaska, AlaskaThu, Mar 27, 7:34 PM AKDT · 551 days ago · 13 km deep · 16 km away
8. 1.990 km SSW of Unalaska, AlaskaFri, Mar 28, 10:25 AM AKDT · 550 days ago · 26 km deep · 51 km away
9. 1.84 km NNE of Dutch Harbor, AlaskaFri, Mar 28, 10:42 PM AKDT · 550 days ago · 13 km deep · 77 km away
10. 2.635 km SSE of Unalaska, AlaskaSat, Mar 29, 4:41 AM AKDT · 549 days ago · 45 km deep · 82 km away
11. 3.632 km WSW of Dutch Harbor, AlaskaSat, Mar 29, 4:05 PM AKDT · 549 days ago · 87 km deep · 44 km away
12. 2.286 km E of Nikolski, AlaskaSat, Mar 29, 4:33 PM AKDT · 549 days ago · 40 km deep · 75 km away
13. 2.177 km S of Unalaska, AlaskaSun, Mar 30, 9:23 AM AKDT · 548 days ago · 24 km deep · 68 km away
14. 2.986 km S of Unalaska, AlaskaSun, Mar 30, 10:32 AM AKDT · 548 days ago · 35 km deep · 69 km away
15. 1.53 km N of Dutch Harbor, AlaskaSun, Mar 30, 10:56 PM AKDT · 548 days ago · 8 km deep · 76 km away
16. 3.780 km E of Nikolski, AlaskaMon, Mar 31, 1:49 AM AKDT · 548 days ago · 35 km deep · 69 km away
17. 2.072 km S of Unalaska, AlaskaMon, Mar 31, 4:25 AM AKDT · 547 days ago · 31 km deep · 79 km away
18. 1.972 km WSW of Unalaska, AlaskaMon, Mar 31, 4:31 AM AKDT · 547 days ago · 13 km deep · 5 km away
19. 1.870 km WSW of Unalaska, AlaskaMon, Mar 31, 5:11 AM AKDT · 547 days ago · 13 km deep · 3 km away
20. 2.068 km SSE of Unalaska, AlaskaMon, Mar 31, 6:43 AM AKDT · 547 days ago · 22 km deep · 87 km away
21. 1.976 km WSW of Unalaska, AlaskaMon, Mar 31, 7:54 AM AKDT · 547 days ago · 7 km deep · 4 km away
22. 1.871 km WSW of Unalaska, AlaskaTue, Apr 1, 2:21 AM AKDT · 547 days ago · 13 km deep · 2 km away
23. 2.955 km SSW of Unalaska, AlaskaTue, Apr 1, 8:51 AM AKDT · 546 days ago · 13 km deep · 39 km away
24. 1.564 km E of Nikolski, AlaskaWed, Apr 2, 12:49 AM AKDT · 546 days ago · 29 km deep · 77 km away
25. 1.542 km SE of Unalaska, AlaskaWed, Apr 2, 11:36 PM AKDT · 545 days ago · 51 km deep · 88 km away
26. 2.793 km E of Nikolski, AlaskaThu, Apr 3, 1:53 PM AKDT · 544 days ago · 35 km deep · 82 km away
27. 3.845 km ESE of Nikolski, AlaskaSun, Apr 6, 11:04 PM AKDT · 541 days ago · 47 km deep · 98 km away
28. 2.151 km WSW of Unalaska, AlaskaMon, Apr 7, 3:06 AM AKDT · 541 days ago · 120 km deep · 25 km away
29. 2.333 km ESE of Nikolski, AlaskaMon, Apr 7, 6:31 AM AKDT · 540 days ago · 61 km deep · 95 km away
30. 3.039 km ESE of Nikolski, AlaskaMon, Apr 7, 7:16 AM AKDT · 540 days ago · 47 km deep · 99 km away
31. 2.170 km WSW of Unalaska, AlaskaMon, Apr 7, 2:00 PM AKDT · 540 days ago · 13 km deep · 3 km away
32. 1.767 km SSW of Unalaska, AlaskaMon, Apr 7, 5:19 PM AKDT · 540 days ago · 62 km deep · 50 km away
33. 3.256 km E of Nikolski, AlaskaTue, Apr 8, 1:14 AM AKDT · 540 days ago · 35 km deep · 74 km away
34. 2.592 km SSW of Unalaska, AlaskaWed, Apr 9, 1:53 PM AKDT · 538 days ago · 35 km deep · 61 km away
35. 2.981 km SSW of Unalaska, AlaskaWed, Apr 9, 9:21 PM AKDT · 538 days ago · 33 km deep · 60 km away
36. 2.255 km ESE of Nikolski, AlaskaThu, Apr 10, 2:46 AM AKDT · 538 days ago · 26 km deep · 89 km away
37. 2.187 km SSW of Unalaska, AlaskaThu, Apr 10, 6:05 AM AKDT · 537 days ago · 40 km deep · 51 km away
38. 2.288 km SSW of Unalaska, AlaskaThu, Apr 10, 6:07 AM AKDT · 537 days ago · 46 km deep · 51 km away
39. 1.790 km SSW of Unalaska, AlaskaThu, Apr 10, 6:19 AM AKDT · 537 days ago · 17 km deep · 59 km away
40. 2.693 km SSW of Unalaska, AlaskaThu, Apr 10, 6:24 AM AKDT · 537 days ago · 35 km deep · 58 km away
41. 1.522 km SSE of Unalaska, AlaskaThu, Apr 10, 8:10 PM AKDT · 537 days ago · 73 km deep · 76 km away
42. 2.172 km ENE of Nikolski, AlaskaFri, Apr 11, 7:48 PM AKDT · 536 days ago · 66 km deep · 48 km away
43. 1.758 km SSE of Unalaska, AlaskaSat, Apr 12, 5:00 AM AKDT · 535 days ago · 31 km deep · 81 km away
44. 2.0108 km W of Dutch Harbor, AlaskaSat, Apr 12, 1:04 PM AKDT · 535 days ago · 12 km deep · 71 km away
45. 1.831 km SE of Unalaska, AlaskaSat, Apr 12, 3:25 PM AKDT · 535 days ago · 45 km deep · 85 km away
46. 2.347 km ESE of Nikolski, AlaskaSun, Apr 13, 11:13 PM AKDT · 534 days ago · 43 km deep · 91 km away
47. 1.851 km SE of Unalaska, AlaskaMon, Apr 14, 12:59 AM AKDT · 534 days ago · 37 km deep · 98 km away
48. 1.984 km SSW of Unalaska, AlaskaMon, Apr 14, 1:19 AM AKDT · 534 days ago · 22 km deep · 57 km away
49. 2.028 km E of Unalaska, AlaskaTue, Apr 15, 5:21 AM AKDT · 532 days ago · 85 km deep · 99 km away
50. 2.174 km WSW of Unalaska, AlaskaWed, Apr 16, 8:02 AM AKDT · 531 days ago · 11 km deep · 9 km away
51. 3.674 km WSW of Unalaska, AlaskaWed, Apr 16, 8:09 AM AKDT · 531 days ago · 10 km deep · 3 km away
52. 2.173 km WSW of Unalaska, AlaskaWed, Apr 16, 8:19 AM AKDT · 531 days ago · 13 km deep · 3 km away
53. 2.122 km ESE of Unalaska, AlaskaWed, Apr 16, 8:37 AM AKDT · 531 days ago · 78 km deep · 87 km away
54. 2.173 km WSW of Unalaska, AlaskaWed, Apr 16, 9:47 AM AKDT · 531 days ago · 8 km deep · 2 km away
55. 2.718 km W of Dutch Harbor, AlaskaThu, Apr 17, 9:48 AM AKDT · 530 days ago · 99 km deep · 57 km away
56. 3.291 km E of Nikolski, AlaskaFri, Apr 18, 12:59 AM AKDT · 530 days ago · 35 km deep · 77 km away
57. 1.873 km S of Unalaska, AlaskaFri, Apr 18, 4:46 PM AKDT · 529 days ago · 36 km deep · 65 km away
58. 3.678 km S of Unalaska, AlaskaFri, Apr 18, 5:05 PM AKDT · 529 days ago · 35 km deep · 68 km away
59. 1.859 km SSE of Unalaska, AlaskaSun, Apr 20, 5:48 PM AKDT · 527 days ago · 40 km deep · 81 km away
60. 2.242 km NE of Nikolski, AlaskaMon, Apr 21, 11:57 PM AKDT · 526 days ago · 83 km deep · 71 km away

The first 60 of 123.

Before

1. 1.781 km SSW of Unalaska, AlaskaWed, Mar 26, 8:34 PM AKDT · 552 days ago · 26 km deep · 63 km away
2. 1.774 km WSW of Unalaska, AlaskaWed, Mar 26, 7:48 PM AKDT · 552 days ago · 12 km deep · 5 km away
3. 2.172 km WSW of Unalaska, AlaskaWed, Mar 26, 7:22 PM AKDT · 552 days ago · 6 km deep · 3 km away
4. 1.873 km WSW of Unalaska, AlaskaWed, Mar 26, 7:22 PM AKDT · 552 days ago · 13 km deep · 2 km away
5. 1.884 km ENE of Nikolski, AlaskaWed, Mar 26, 5:33 PM AKDT · 552 days ago · 63 km deep · 33 km away
6. 1.570 km WSW of Unalaska, AlaskaWed, Mar 26, 2:56 PM AKDT · 552 days ago · 13 km deep · 8 km away
7. 1.852 km S of Unalaska, AlaskaWed, Mar 26, 2:02 PM AKDT · 552 days ago · 50 km deep · 71 km away
8. 3.0113 km S of Unalaska, AlaskaWed, Mar 26, 2:28 AM AKDT · 553 days ago · 35 km deep · 88 km away
9. 1.674 km WSW of Unalaska, AlaskaTue, Mar 25, 9:09 PM AKDT · 553 days ago · 11 km deep · 4 km away
10. 1.673 km WSW of Unalaska, AlaskaTue, Mar 25, 8:49 PM AKDT · 553 days ago · 7 km deep · 5 km away
11. 1.572 km WSW of Unalaska, AlaskaTue, Mar 25, 8:43 PM AKDT · 553 days ago · 7 km deep · 4 km away
12. 1.564 km S of Unalaska, AlaskaTue, Mar 25, 8:10 PM AKDT · 553 days ago · 13 km deep · 65 km away
13. 2.173 km WSW of Unalaska, AlaskaTue, Mar 25, 11:28 AM AKDT · 553 days ago · 11 km deep · 1 km away
14. 1.979 km WSW of Unalaska, AlaskaTue, Mar 25, 11:20 AM AKDT · 553 days ago · 13 km deep · 17 km away
15. 2.275 km SW of Unalaska, AlaskaTue, Mar 25, 11:19 AM AKDT · 553 days ago · 13 km deep · 8 km away
16. 1.575 km WSW of Unalaska, AlaskaTue, Mar 25, 10:51 AM AKDT · 553 days ago · 7 km deep · 6 km away
17. 1.9117 km ESE of Nikolski, AlaskaTue, Mar 25, 7:34 AM AKDT · 553 days ago · 9 km deep · 96 km away
18. 1.573 km WSW of Unalaska, AlaskaTue, Mar 25, 7:17 AM AKDT · 553 days ago · 12 km deep · 3 km away
19. 2.736 km N of Nikolski, AlaskaTue, Mar 25, 6:33 AM AKDT · 553 days ago · 104 km deep · 90 km away
20. 1.773 km WSW of Unalaska, AlaskaTue, Mar 25, 5:55 AM AKDT · 553 days ago · 13 km deep · 1 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0253ybufab. Read Tue, Sep 29, 2026, 10:44 PM UTC.