M3.7 earthquake 65 km SE of Unalaska, Alaska

Magnitude

3.7 (mb, body-wave), minor

Magnitude from

USGS National Earthquake Information Center

Local time

Sat, Oct 4, 2025, 3:28 PM AKDT

UTC

2025-10-04 23:28:40 UTC

Depth

52.5 km (32.6 mi), shallow

Epicenter

53.434° N, 165.883° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 5.7 km horizontally, 15.5 km in depth

Magnitude uncertainty

±0.12

Depth from

From location

Station coverage gap

189°, poorly surrounded by stations

Stations used

28

• Unalaska, AlaskaPopulation 4,491. Forecast65 kmSE

After

1. 3.752 km ESE of Akutan, AlaskaSat, Oct 11, 12:35 AM AKDT · 356 days ago · 78 km deep · 83 km away
2. 5.149 km S of Akutan, AlaskaFri, Oct 17, 7:48 AM AKDT · 349 days ago · 85 km deep · 28 km away · felt by 20 · tsunami flag
3. 1.69 km N of Dutch Harbor, AlaskaFri, Oct 17, 8:22 PM AKDT · 349 days ago · 7 km deep · 74 km away
4. 2.8101 km S of Unalaska, AlaskaFri, Oct 17, 11:16 PM AKDT · 349 days ago · 35 km deep · 66 km away
5. 1.641 km SE of Akutan, AlaskaSat, Oct 18, 12:35 PM AKDT · 348 days ago · 51 km deep · 61 km away
6. 1.613 km SSW of Unalaska, AlaskaWed, Oct 22, 6:52 PM AKDT · 344 days ago · 9 km deep · 60 km away
7. 3.658 km SE of Akutan, AlaskaSat, Oct 25, 7:33 PM AKDT · 341 days ago · 72 km deep · 52 km away
8. 2.645 km ESE of Akutan, AlaskaWed, Nov 12, 6:28 PM AKST · 323 days ago · 69 km deep · 82 km away
9. 2.419 km SE of Akutan, AlaskaThu, Nov 13, 9:10 AM AKST · 322 days ago · 120 km deep · 71 km away
10. 2.344 km SSE of Akutan, AlaskaMon, Nov 17, 10:05 PM AKST · 318 days ago · 55 km deep · 40 km away
11. 2.465 km SE of Unalaska, AlaskaTue, Nov 18, 8:46 PM AKST · 317 days ago · 23 km deep · 7 km away
12. 2.297 km ESE of Akutan, AlaskaWed, Nov 19, 10:05 AM AKST · 316 days ago · 35 km deep · 93 km away
13. 2.2125 km SE of Unalaska, AlaskaThu, Nov 20, 3:35 PM AKST · 315 days ago · 6 km deep · 61 km away
14. 2.195 km SSE of Akutan, AlaskaThu, Nov 20, 7:50 PM AKST · 315 days ago · 15 km deep · 38 km away
15. 1.87 km N of Dutch Harbor, AlaskaThu, Nov 20, 11:55 PM AKST · 315 days ago · 10 km deep · 72 km away
16. 3.730 km S of Unalaska, AlaskaFri, Nov 21, 4:30 AM AKST · 314 days ago · 76 km deep · 50 km away
17. 2.775 km SW of Unalaska, AlaskaFri, Nov 21, 6:05 AM AKST · 314 days ago · 10 km deep · 98 km away
18. 2.579 km S of Unalaska, AlaskaFri, Nov 21, 6:11 PM AKST · 314 days ago · 35 km deep · 59 km away
19. 2.468 km SSE of Akutan, AlaskaSat, Nov 22, 1:44 PM AKST · 313 days ago · 51 km deep · 40 km away
20. 2.393 km SSW of Unalaska, AlaskaSat, Nov 22, 2:31 PM AKST · 313 days ago · 29 km deep · 81 km away
21. 2.492 km SE of Akutan, AlaskaSun, Nov 23, 12:54 PM AKST · 312 days ago · 18 km deep · 78 km away
22. 2.2119 km SE of Akutan, AlaskaSun, Nov 23, 1:35 PM AKST · 312 days ago · 35 km deep · 94 km away
23. 1.736 km S of Unalaska, AlaskaSun, Nov 23, 4:57 PM AKST · 312 days ago · 71 km deep · 51 km away
24. 3.028 km S of Unalaska, AlaskaSun, Nov 23, 5:25 PM AKST · 312 days ago · 76 km deep · 43 km away
25. 2.156 km SW of Unalaska, AlaskaSun, Nov 23, 8:17 PM AKST · 312 days ago · 10 km deep · 84 km away
26. 2.845 km SE of Akutan, AlaskaTue, Nov 25, 11:17 AM AKST · 310 days ago · 66 km deep · 66 km away
27. 2.488 km S of Unalaska, AlaskaWed, Nov 26, 2:40 AM AKST · 309 days ago · 24 km deep · 70 km away
28. 2.277 km SSE of Akutan, AlaskaWed, Nov 26, 8:21 AM AKST · 309 days ago · 48 km deep · 45 km away
29. 2.296 km SE of Akutan, AlaskaWed, Nov 26, 10:06 AM AKST · 309 days ago · 10 km deep · 76 km away
30. 1.892 km SE of Akutan, AlaskaWed, Nov 26, 1:53 PM AKST · 309 days ago · 33 km deep · 86 km away
31. 2.2106 km SE of Unalaska, AlaskaWed, Nov 26, 8:51 PM AKST · 309 days ago · 11 km deep · 41 km away
32. 2.485 km SSE of Akutan, AlaskaWed, Nov 26, 10:33 PM AKST · 309 days ago · 21 km deep · 43 km away
33. 2.291 km SE of Akutan, AlaskaThu, Nov 27, 1:41 AM AKST · 308 days ago · 47 km deep · 72 km away
34. 1.977 km SSE of Akutan, AlaskaThu, Nov 27, 11:41 AM AKST · 308 days ago · 50 km deep · 41 km away
35. 2.376 km SSE of Akutan, AlaskaThu, Nov 27, 12:51 PM AKST · 308 days ago · 45 km deep · 40 km away
36. 2.379 km SSE of Akutan, AlaskaThu, Nov 27, 6:34 PM AKST · 308 days ago · 35 km deep · 37 km away
37. 2.255 km E of Akutan, AlaskaThu, Nov 27, 8:07 PM AKST · 308 days ago · 74 km deep · 97 km away
38. 2.8110 km S of Unalaska, AlaskaThu, Nov 27, 8:31 PM AKST · 308 days ago · 10 km deep · 84 km away
39. 1.959 km S of Akutan, AlaskaThu, Nov 27, 9:28 PM AKST · 308 days ago · 14 km deep · 21 km away
40. 3.072 km SSE of Akutan, AlaskaFri, Nov 28, 12:52 AM AKST · 308 days ago · 35 km deep · 46 km away
41. 2.476 km SSE of Akutan, AlaskaFri, Nov 28, 2:57 AM AKST · 307 days ago · 24 km deep · 46 km away
42. 3.180 km SE of Unalaska, AlaskaSat, Nov 29, 11:33 AM AKST · 306 days ago · 17 km deep · 15 km away
43. 2.8138 km SE of Akutan, AlaskaSat, Nov 29, 6:25 PM AKST · 306 days ago · 35 km deep · 95 km away
44. 3.4133 km SE of Akutan, AlaskaSat, Nov 29, 9:42 PM AKST · 306 days ago · 10 km deep · 89 km away
45. 1.990 km S of Unalaska, AlaskaSat, Nov 29, 11:54 PM AKST · 306 days ago · 35 km deep · 69 km away
46. 2.380 km SSE of Akutan, AlaskaSun, Nov 30, 1:30 AM AKST · 305 days ago · 10 km deep · 32 km away
47. 2.886 km SSE of Akutan, AlaskaSun, Nov 30, 1:38 AM AKST · 305 days ago · 10 km deep · 31 km away
48. 2.347 km ESE of Akutan, AlaskaSun, Nov 30, 1:45 PM AKST · 305 days ago · 61 km deep · 77 km away
49. 2.466 km SE of Unalaska, AlaskaSun, Nov 30, 2:21 PM AKST · 305 days ago · 5 km deep · 13 km away
50. 2.481 km S of Unalaska, AlaskaSun, Nov 30, 9:56 PM AKST · 305 days ago · 35 km deep · 62 km away
51. 2.165 km SE of Unalaska, AlaskaMon, Dec 1, 1:19 AM AKST · 304 days ago · 24 km deep · 7 km away
52. 2.791 km SE of Akutan, AlaskaMon, Dec 1, 1:27 AM AKST · 304 days ago · 10 km deep · 88 km away
53. 2.3102 km SE of Akutan, AlaskaMon, Dec 1, 1:47 AM AKST · 304 days ago · 16 km deep · 92 km away
54. 2.9128 km SE of Akutan, AlaskaMon, Dec 1, 8:10 PM AKST · 304 days ago · 10 km deep · 87 km away
55. 3.089 km SSE of Akutan, AlaskaTue, Dec 2, 2:03 AM AKST · 303 days ago · 32 km deep · 36 km away
56. 3.294 km S of Unalaska, AlaskaWed, Dec 3, 9:00 AM AKST · 302 days ago · 36 km deep · 70 km away

Before

1. 3.396 km ESE of Akutan, AlaskaSun, Sep 28, 3:06 AM AKDT · 368 days ago · 35 km deep · 94 km away
2. 1.753 km SW of Unalaska, AlaskaSat, Sep 27, 12:22 PM AKDT · 369 days ago · 15 km deep · 88 km away
3. 2.924 km ENE of Dutch Harbor, AlaskaFri, Sep 26, 11:14 PM AKDT · 370 days ago · 127 km deep · 68 km away
4. 2.111 km NW of Dutch Harbor, AlaskaMon, Sep 22, 11:25 PM AKDT · 374 days ago · 11 km deep · 78 km away
5. 4.426 km W of Akutan, AlaskaFri, Sep 5, 9:40 AM AKDT · 391 days ago · 103 km deep · 84 km away

From the USGS Earthquake Hazards Program and its partner networks, event us6000rj7t. Read Thu, Oct 1, 2026, 9:45 PM UTC.