M1.6 earthquake 53 km SW of Unalaska, Alaska

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Tue, Aug 25, 2026, 2:16 PM AKDT

UTC

2026-08-25 22:16:37 UTC

Depth

15.5 km (9.6 mi), shallow

Epicenter

53.497° N, 167.037° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 16.3 km horizontally, 3.5 km in depth

Magnitude uncertainty

±0.30

Station coverage gap

210°, poorly surrounded by stations

Stations used

18

• Unalaska, AlaskaPopulation 4,491. Forecast53 kmSW

After

1. 1.862 km SSW of Unalaska, AlaskaTue, Aug 25, 8:40 PM AKDT · 38 days ago · 15 km deep · 15 km away
2. 2.080 km S of Unalaska, AlaskaWed, Aug 26, 5:05 PM AKDT · 37 days ago · 39 km deep · 47 km away
3. 2.5102 km S of Unalaska, AlaskaThu, Aug 27, 9:33 AM AKDT · 36 days ago · 17 km deep · 66 km away
4. 2.276 km SSW of Unalaska, AlaskaThu, Aug 27, 11:52 AM AKDT · 36 days ago · 60 km deep · 35 km away
5. 2.987 km S of Unalaska, AlaskaThu, Aug 27, 2:40 PM AKDT · 36 days ago · 35 km deep · 48 km away
6. 2.391 km SSW of Unalaska, AlaskaFri, Aug 28, 5:52 AM AKDT · 36 days ago · 28 km deep · 50 km away
7. 2.255 km SW of Unalaska, AlaskaFri, Aug 28, 7:31 AM AKDT · 35 days ago · 5 km deep · 2 km away
8. 2.036 km SW of Unalaska, AlaskaSat, Aug 29, 1:15 PM AKDT · 34 days ago · 99 km deep · 17 km away
9. 2.739 km ENE of Nikolski, AlaskaSat, Aug 29, 1:37 PM AKDT · 34 days ago · 96 km deep · 97 km away
10. 2.059 km SW of Unalaska, AlaskaSat, Aug 29, 3:07 PM AKDT · 34 days ago · 18 km deep · 6 km away
11. 1.838 km NW of Dutch Harbor, AlaskaSat, Aug 29, 3:54 PM AKDT · 34 days ago · 129 km deep · 68 km away
12. 2.8131 km S of Unalaska, AlaskaSat, Aug 29, 7:24 PM AKDT · 34 days ago · 12 km deep · 95 km away
13. 3.0134 km S of Unalaska, AlaskaSat, Aug 29, 9:24 PM AKDT · 34 days ago · 10 km deep · 96 km away
14. 1.739 km ESE of Unalaska, AlaskaSun, Aug 30, 4:50 AM AKDT · 34 days ago · 75 km deep · 78 km away
15. 1.942 km SW of Unalaska, AlaskaSun, Aug 30, 6:32 AM AKDT · 34 days ago · 7 km deep · 12 km away
16. 2.7115 km S of Unalaska, AlaskaSun, Aug 30, 7:59 PM AKDT · 33 days ago · 35 km deep · 87 km away
17. 2.636 km S of Akutan, AlaskaSun, Aug 30, 8:04 PM AKDT · 33 days ago · 67 km deep · 88 km away
18. 2.035 km SE of Unalaska, AlaskaWed, Sep 2, 7:12 PM AKDT · 30 days ago · 82 km deep · 61 km away
19. 2.591 km SSW of Unalaska, AlaskaThu, Sep 3, 11:59 PM AKDT · 29 days ago · 37 km deep · 50 km away
20. 1.87 km W of Dutch Harbor, AlaskaFri, Sep 4, 2:44 AM AKDT · 29 days ago · 12 km deep · 51 km away
21. 3.073 km SE of Unalaska, AlaskaFri, Sep 4, 4:03 AM AKDT · 29 days ago · 35 km deep · 90 km away
22. 1.97 km W of Dutch Harbor, AlaskaFri, Sep 4, 5:52 AM AKDT · 29 days ago · 11 km deep · 50 km away
23. 1.76 km W of Dutch Harbor, AlaskaFri, Sep 4, 4:23 PM AKDT · 28 days ago · 9 km deep · 52 km away
24. 2.255 km NNE of Nikolski, AlaskaFri, Sep 4, 6:03 PM AKDT · 28 days ago · 122 km deep · 97 km away
25. 2.259 km SSW of Unalaska, AlaskaFri, Sep 4, 11:27 PM AKDT · 28 days ago · 21 km deep · 7 km away
26. 1.68 km W of Dutch Harbor, AlaskaSat, Sep 5, 2:48 AM AKDT · 28 days ago · 9 km deep · 50 km away
27. 2.697 km S of Unalaska, AlaskaSat, Sep 5, 6:40 AM AKDT · 28 days ago · 15 km deep · 61 km away
28. 2.769 km SW of Unalaska, AlaskaSat, Sep 5, 6:19 PM AKDT · 27 days ago · 73 km deep · 16 km away
29. 2.583 km ESE of Nikolski, AlaskaSun, Sep 6, 8:18 AM AKDT · 26 days ago · 1 km deep · 91 km away
30. 2.383 km SE of Unalaska, AlaskaSun, Sep 6, 2:17 PM AKDT · 26 days ago · 19 km deep · 87 km away
31. 1.949 km SSE of Unalaska, AlaskaSun, Sep 6, 3:01 PM AKDT · 26 days ago · 34 km deep · 52 km away
32. 2.27 km W of Dutch Harbor, AlaskaSun, Sep 6, 5:07 PM AKDT · 26 days ago · 10 km deep · 51 km away
33. 3.37 km W of Dutch Harbor, AlaskaSun, Sep 6, 6:08 PM AKDT · 26 days ago · 8 km deep · 51 km away
34. 1.56 km W of Dutch Harbor, AlaskaSun, Sep 6, 7:14 PM AKDT · 26 days ago · 7 km deep · 51 km away
35. 3.28 km WNW of Dutch Harbor, AlaskaSun, Sep 6, 7:17 PM AKDT · 26 days ago · 10 km deep · 52 km away
36. 2.08 km W of Dutch Harbor, AlaskaSun, Sep 6, 7:38 PM AKDT · 26 days ago · 11 km deep · 51 km away
37. 1.97 km W of Dutch Harbor, AlaskaSun, Sep 6, 11:58 PM AKDT · 26 days ago · 11 km deep · 51 km away
38. 2.37 km NW of Dutch Harbor, AlaskaMon, Sep 7, 4:07 AM AKDT · 26 days ago · 5 km deep · 55 km away
39. 2.08 km W of Dutch Harbor, AlaskaMon, Sep 7, 4:36 AM AKDT · 26 days ago · 11 km deep · 51 km away
40. 2.18 km W of Dutch Harbor, AlaskaMon, Sep 7, 9:48 AM AKDT · 25 days ago · 10 km deep · 51 km away
41. 2.37 km W of Dutch Harbor, AlaskaTue, Sep 8, 2:31 AM AKDT · 25 days ago · 10 km deep · 51 km away
42. 2.98 km WNW of Dutch Harbor, AlaskaTue, Sep 8, 11:09 AM AKDT · 24 days ago · 10 km deep · 54 km away
43. 2.177 km SW of Unalaska, AlaskaTue, Sep 8, 12:44 PM AKDT · 24 days ago · 23 km deep · 24 km away
44. 2.732 km S of Akutan, AlaskaWed, Sep 9, 4:27 AM AKDT · 24 days ago · 108 km deep · 95 km away
45. 1.77 km W of Dutch Harbor, AlaskaWed, Sep 9, 12:17 PM AKDT · 23 days ago · 10 km deep · 51 km away
46. 1.831 km WSW of Unalaska, AlaskaThu, Sep 10, 3:16 PM AKDT · 22 days ago · 4 km deep · 32 km away
47. 2.199 km SSE of Unalaska, AlaskaSat, Sep 12, 12:41 AM AKDT · 21 days ago · 80 km deep · 81 km away
48. 3.689 km SSW of Unalaska, AlaskaSat, Sep 12, 2:14 AM AKDT · 21 days ago · 35 km deep · 40 km away
49. 2.055 km SW of Unalaska, AlaskaSat, Sep 12, 2:52 AM AKDT · 21 days ago · 24 km deep · 9 km away
50. 2.284 km SE of Unalaska, AlaskaSat, Sep 12, 4:11 AM AKDT · 21 days ago · 14 km deep · 96 km away
51. 2.298 km SSW of Unalaska, AlaskaSat, Sep 12, 8:09 AM AKDT · 20 days ago · 30 km deep · 51 km away
52. 2.278 km SE of Unalaska, AlaskaSat, Sep 12, 10:04 PM AKDT · 20 days ago · 24 km deep · 91 km away
53. 2.058 km SE of Unalaska, AlaskaSat, Sep 12, 10:38 PM AKDT · 20 days ago · 62 km deep · 78 km away
54. 3.278 km E of Nikolski, AlaskaSun, Sep 13, 2:15 AM AKDT · 20 days ago · 21 km deep · 83 km away
55. 2.391 km S of Unalaska, AlaskaSun, Sep 13, 5:18 AM AKDT · 20 days ago · 19 km deep · 56 km away
56. 2.275 km SE of Unalaska, AlaskaSun, Sep 13, 8:33 AM AKDT · 19 days ago · 30 km deep · 81 km away
57. 2.464 km SSW of Unalaska, AlaskaMon, Sep 14, 8:08 PM AKDT · 18 days ago · 11 km deep · 13 km away
58. 4.092 km SSW of Unalaska, AlaskaMon, Sep 14, 9:21 PM AKDT · 18 days ago · 18 km deep · 44 km away
59. 2.592 km E of Nikolski, AlaskaTue, Sep 15, 5:14 AM AKDT · 18 days ago · 3 km deep · 83 km away
60. 2.952 km SSW of Unalaska, AlaskaTue, Sep 15, 12:04 PM AKDT · 17 days ago · 70 km deep · 13 km away

The first 60 of 87.

Before

1. 2.594 km SSW of Unalaska, AlaskaTue, Aug 25, 11:14 AM AKDT · 38 days ago · 35 km deep · 45 km away
2. 1.625 km SSE of Unalaska, AlaskaTue, Aug 25, 3:19 AM AKDT · 39 days ago · 88 km deep · 50 km away
3. 2.063 km SW of Unalaska, AlaskaMon, Aug 24, 7:48 PM AKDT · 39 days ago · 20 km deep · 12 km away
4. 1.584 km SW of Unalaska, AlaskaMon, Aug 24, 2:24 PM AKDT · 39 days ago · 79 km deep · 34 km away
5. 2.574 km SSE of Unalaska, AlaskaMon, Aug 24, 11:37 AM AKDT · 39 days ago · 29 km deep · 58 km away
6. 2.152 km SSE of Unalaska, AlaskaMon, Aug 24, 10:53 AM AKDT · 39 days ago · 34 km deep · 61 km away
7. 2.473 km SW of Unalaska, AlaskaSun, Aug 23, 4:11 PM AKDT · 40 days ago · 17 km deep · 25 km away
8. 2.6106 km SSW of Unalaska, AlaskaSun, Aug 23, 3:45 PM AKDT · 40 days ago · 35 km deep · 62 km away
9. 2.074 km SW of Unalaska, AlaskaSun, Aug 23, 11:18 AM AKDT · 40 days ago · 15 km deep · 25 km away
10. 2.175 km SW of Unalaska, AlaskaSun, Aug 23, 10:13 AM AKDT · 40 days ago · 10 km deep · 24 km away
11. 2.528 km S of Unalaska, AlaskaSat, Aug 22, 10:28 PM AKDT · 41 days ago · 84 km deep · 35 km away
12. 2.297 km SSW of Unalaska, AlaskaSat, Aug 22, 7:31 AM AKDT · 41 days ago · 26 km deep · 55 km away
13. 2.360 km SSW of Unalaska, AlaskaFri, Aug 21, 10:33 AM AKDT · 42 days ago · 2 km deep · 11 km away
14. 2.669 km SE of Unalaska, AlaskaFri, Aug 21, 4:43 AM AKDT · 43 days ago · 27 km deep · 80 km away
15. 2.383 km SE of Unalaska, AlaskaThu, Aug 20, 3:01 PM AKDT · 43 days ago · 16 km deep · 97 km away
16. 2.284 km SE of Unalaska, AlaskaThu, Aug 20, 2:52 PM AKDT · 43 days ago · 17 km deep · 98 km away
17. 2.057 km SW of Unalaska, AlaskaThu, Aug 20, 1:38 PM AKDT · 43 days ago · 14 km deep · 5 km away
18. 1.957 km SW of Unalaska, AlaskaThu, Aug 20, 1:17 PM AKDT · 43 days ago · 13 km deep · 5 km away
19. 2.588 km SE of Unalaska, AlaskaWed, Aug 19, 6:42 PM AKDT · 44 days ago · 35 km deep · 97 km away
20. 2.279 km S of Unalaska, AlaskaWed, Aug 19, 11:56 AM AKDT · 44 days ago · 40 km deep · 47 km away

From the USGS Earthquake Hazards Program and its partner networks, event aka2026qvptda. Read Sat, Oct 3, 2026, 2:50 AM UTC.