M3.7 earthquake 103 km E of Nikolski, Alaska

Magnitude

3.7 (mb, body-wave), minor

Magnitude from

USGS National Earthquake Information Center

Local time

Sun, Oct 9, 2016, 4:34 PM AKDT

UTC

2016-10-10 00:34:23 UTC

Depth

21.5 km (13.4 mi), shallow

Epicenter

52.912° N, 167.319° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 15.4 km horizontally, 13.5 km in depth

Magnitude uncertainty

±0.09

Depth from

From location

Station coverage gap

199°, poorly surrounded by stations

Stations used

60

• Unalaska, AlaskaPopulation 4,491. Forecast119 kmSSW

After

1. 2.2133 km ESE of Nikolski, AlaskaSun, Oct 9, 6:54 PM AKDT · 3646 days ago · 25 km deep · 46 km away
2. 2.5141 km ESE of Nikolski, AlaskaSun, Oct 9, 7:04 PM AKDT · 3646 days ago · 12 km deep · 59 km away
3. 2.2139 km ESE of Nikolski, AlaskaSun, Oct 9, 7:14 PM AKDT · 3646 days ago · 8 km deep · 54 km away
4. 2.3150 km ESE of Nikolski, AlaskaSun, Oct 9, 11:48 PM AKDT · 3645 days ago · 13 km deep · 67 km away
5. 2.1Fox Islands, Aleutian Islands, AlaskaTue, Oct 11, 2:22 AM AKDT · 3644 days ago · 98 km deep · 95 km away
6. 1.829 km SSW of Unalaska, AlaskaTue, Oct 11, 10:56 PM AKDT · 3643 days ago · 84 km deep · 91 km away
7. 1.961 km SW of Unalaska, AlaskaThu, Oct 13, 8:41 PM AKDT · 3642 days ago · 16 km deep · 67 km away
8. 1.840 km SSE of Unalaska, AlaskaFri, Oct 14, 6:23 AM AKDT · 3641 days ago · 63 km deep · 98 km away
9. 1.751 km SW of Unalaska, AlaskaFri, Oct 14, 8:59 PM AKDT · 3641 days ago · 7 km deep · 69 km away
10. 2.527 km SSE of Nikolski, AlaskaFri, Oct 14, 10:44 PM AKDT · 3641 days ago · 41 km deep · 100 km away
11. 2.082 km SSW of Unalaska, AlaskaSun, Oct 16, 11:47 PM AKDT · 3638 days ago · 26 km deep · 41 km away
12. 1.983 km S of Unalaska, AlaskaMon, Oct 17, 7:49 AM AKDT · 3638 days ago · 26 km deep · 44 km away
13. 2.4130 km ESE of Nikolski, AlaskaMon, Oct 17, 8:18 AM AKDT · 3638 days ago · 42 km deep · 53 km away
14. 2.623 km SSE of Nikolski, AlaskaMon, Oct 17, 11:09 AM AKDT · 3638 days ago · 46 km deep · 93 km away
15. 1.881 km SW of Unalaska, AlaskaMon, Oct 17, 12:09 PM AKDT · 3638 days ago · 20 km deep · 48 km away
16. 3.658 km SSW of Unalaska, AlaskaTue, Oct 18, 12:32 AM AKDT · 3637 days ago · 36 km deep · 61 km away
17. 2.3118 km S of Unalaska, AlaskaThu, Oct 20, 1:39 AM AKDT · 3635 days ago · 19 km deep · 39 km away
18. 1.7109 km SSW of Unalaska, AlaskaThu, Oct 20, 5:04 PM AKDT · 3635 days ago · 13 km deep · 14 km away
19. 3.2100 km E of Nikolski, AlaskaFri, Oct 21, 7:11 AM AKDT · 3634 days ago · 25 km deep · 7 km away
20. 1.759 km E of Nikolski, AlaskaFri, Oct 21, 9:21 AM AKDT · 3634 days ago · 25 km deep · 45 km away
21. 1.792 km E of Nikolski, AlaskaFri, Oct 21, 9:46 AM AKDT · 3634 days ago · 49 km deep · 12 km away
22. 2.179 km ESE of Nikolski, AlaskaFri, Oct 21, 11:29 AM AKDT · 3634 days ago · 50 km deep · 48 km away
23. 1.777 km ENE of Nikolski, AlaskaFri, Oct 21, 10:46 PM AKDT · 3634 days ago · 75 km deep · 50 km away
24. 1.7102 km E of Nikolski, AlaskaSat, Oct 22, 8:56 AM AKDT · 3633 days ago · 20 km deep · 2 km away
25. 1.974 km S of Unalaska, AlaskaSat, Oct 22, 2:40 PM AKDT · 3633 days ago · 26 km deep · 56 km away
26. 1.673 km S of Unalaska, AlaskaSat, Oct 22, 4:32 PM AKDT · 3633 days ago · 29 km deep · 58 km away
27. 1.936 km WSW of Unalaska, AlaskaSun, Oct 23, 12:53 PM AKDT · 3632 days ago · 14 km deep · 95 km away
28. 2.381 km E of Nikolski, AlaskaTue, Oct 25, 10:15 AM AKDT · 3630 days ago · 80 km deep · 27 km away
29. 1.649 km WSW of Unalaska, AlaskaThu, Oct 27, 6:07 AM AKDT · 3628 days ago · 28 km deep · 83 km away
30. 2.5120 km S of Unalaska, AlaskaFri, Oct 28, 2:27 AM AKDT · 3627 days ago · 57 km deep · 44 km away
31. 2.529 km NE of Nikolski, AlaskaFri, Oct 28, 6:04 AM AKDT · 3627 days ago · 9 km deep · 88 km away
32. 2.273 km SW of Unalaska, AlaskaFri, Oct 28, 9:42 AM AKDT · 3627 days ago · 13 km deep · 62 km away
33. 2.231 km SSW of Unalaska, AlaskaFri, Oct 28, 6:30 PM AKDT · 3627 days ago · 72 km deep · 89 km away
34. 2.6124 km S of Unalaska, AlaskaFri, Oct 28, 10:10 PM AKDT · 3627 days ago · 10 km deep · 52 km away
35. 2.5119 km S of Unalaska, AlaskaFri, Oct 28, 11:18 PM AKDT · 3626 days ago · 2 km deep · 39 km away
36. 1.766 km WSW of Unalaska, AlaskaSat, Oct 29, 10:15 AM AKDT · 3626 days ago · 1 km deep · 71 km away
37. 1.964 km SSW of Unalaska, AlaskaWed, Nov 2, 11:34 PM AKDT · 3621 days ago · 82 km deep · 58 km away
38. 1.673 km WSW of Unalaska, AlaskaThu, Nov 3, 3:53 AM AKDT · 3621 days ago · 27 km deep · 80 km away
39. 1.873 km WSW of Unalaska, AlaskaThu, Nov 3, 4:42 PM AKDT · 3621 days ago · 18 km deep · 68 km away
40. 2.255 km S of Unalaska, AlaskaThu, Nov 3, 6:35 PM AKDT · 3621 days ago · 62 km deep · 77 km away
41. 1.872 km WSW of Unalaska, AlaskaThu, Nov 3, 9:26 PM AKDT · 3621 days ago · 13 km deep · 70 km away
42. 3.758 km SSE of Unalaska, AlaskaSun, Nov 6, 10:38 AM AKST · 3618 days ago · 72 km deep · 92 km away
43. 1.880 km SW of Unalaska, AlaskaMon, Nov 7, 6:53 PM AKST · 3617 days ago · 13 km deep · 55 km away
44. 2.586 km SE of Nikolski, AlaskaMon, Nov 7, 10:48 PM AKST · 3616 days ago · 47 km deep · 77 km away
45. 2.776 km WSW of Unalaska, AlaskaTue, Nov 8, 6:11 PM AKST · 3616 days ago · 9 km deep · 71 km away
46. 3.757 km SSE of Unalaska, AlaskaTue, Nov 15, 1:52 AM AKST · 3609 days ago · 52 km deep · 87 km away
47. 1.971 km SW of Unalaska, AlaskaTue, Nov 15, 6:09 AM AKST · 3609 days ago · 27 km deep · 52 km away
48. 2.078 km ENE of Nikolski, AlaskaWed, Nov 16, 9:23 PM AKST · 3608 days ago · 67 km deep · 48 km away
49. 1.789 km E of Nikolski, AlaskaThu, Nov 17, 1:38 AM AKST · 3607 days ago · 39 km deep · 17 km away
50. 2.056 km ESE of Nikolski, AlaskaFri, Nov 18, 12:13 AM AKST · 3606 days ago · 42 km deep · 49 km away
51. 2.495 km ENE of Nikolski, AlaskaSat, Nov 19, 6:05 PM AKST · 3605 days ago · 37 km deep · 27 km away
52. 2.129 km ENE of Nikolski, AlaskaSun, Nov 20, 1:46 AM AKST · 3604 days ago · 75 km deep · 78 km away
53. 2.3142 km S of Unalaska, AlaskaSun, Nov 20, 9:42 AM AKST · 3604 days ago · 26 km deep · 56 km away
54. 2.256 km SE of Nikolski, AlaskaMon, Nov 21, 11:41 PM AKST · 3602 days ago · 48 km deep · 74 km away
55. 2.236 km SE of Nikolski, AlaskaTue, Nov 22, 3:25 AM AKST · 3602 days ago · 17 km deep · 88 km away
56. 2.481 km WSW of Unalaska, AlaskaWed, Nov 23, 3:33 AM AKST · 3601 days ago · 128 km deep · 84 km away
57. 1.954 km ENE of Nikolski, AlaskaWed, Nov 23, 2:27 PM AKST · 3601 days ago · 15 km deep · 67 km away
58. 2.1127 km S of Unalaska, AlaskaThu, Nov 24, 6:39 AM AKST · 3600 days ago · 8 km deep · 57 km away
59. 2.041 km WSW of Dutch Harbor, AlaskaThu, Nov 24, 7:08 AM AKST · 3600 days ago · 10 km deep · 99 km away
60. 1.734 km WSW of Unalaska, AlaskaThu, Nov 24, 6:14 PM AKST · 3600 days ago · 10 km deep · 99 km away

The first 60 of 78.

Before

1. 3.3144 km ESE of Nikolski, AlaskaSun, Oct 9, 4:34 PM AKDT · 3646 days ago · 10 km deep · 62 km away
2. 1.670 km WSW of Unalaska, AlaskaSun, Oct 9, 12:40 PM AKDT · 3646 days ago · 13 km deep · 76 km away
3. 3.9140 km S of Unalaska, AlaskaSun, Oct 9, 10:57 AM AKDT · 3646 days ago · 24 km deep · 63 km away
4. 3.890 km SSW of Unalaska, AlaskaSun, Oct 9, 8:43 AM AKDT · 3646 days ago · 20 km deep · 29 km away
5. 2.144 km ENE of Nikolski, AlaskaSat, Oct 8, 5:14 PM AKDT · 3647 days ago · 74 km deep · 70 km away
6. 3.355 km SW of Unalaska, AlaskaFri, Oct 7, 5:13 PM AKDT · 3648 days ago · 18 km deep · 67 km away
7. 2.755 km SE of Nikolski, AlaskaThu, Oct 6, 5:35 AM AKDT · 3649 days ago · 31 km deep · 69 km away
8. 2.0102 km SSW of Unalaska, AlaskaWed, Oct 5, 7:23 PM AKDT · 3650 days ago · 13 km deep · 18 km away
9. 2.087 km SSW of Unalaska, AlaskaTue, Oct 4, 9:17 PM AKDT · 3651 days ago · 35 km deep · 33 km away
10. 1.828 km SW of Unalaska, AlaskaTue, Oct 4, 7:19 AM AKDT · 3651 days ago · 99 km deep · 91 km away
11. 1.691 km E of Nikolski, AlaskaMon, Oct 3, 6:38 AM AKDT · 3652 days ago · 34 km deep · 15 km away
12. 2.5127 km S of Unalaska, AlaskaMon, Oct 3, 5:58 AM AKDT · 3652 days ago · 5 km deep · 52 km away
13. 2.8124 km ESE of Nikolski, AlaskaMon, Oct 3, 4:06 AM AKDT · 3652 days ago · 21 km deep · 30 km away
14. 2.1121 km S of Unalaska, AlaskaMon, Oct 3, 3:10 AM AKDT · 3652 days ago · 1 km deep · 42 km away
15. 1.550 km SW of Unalaska, AlaskaMon, Oct 3, 3:07 AM AKDT · 3652 days ago · 13 km deep · 73 km away
16. 2.258 km SSE of Nikolski, AlaskaSun, Oct 2, 7:12 PM AKDT · 3653 days ago · 34 km deep · 92 km away
17. 2.826 km E of Nikolski, AlaskaSat, Oct 1, 7:05 PM AKDT · 3654 days ago · 94 km deep · 77 km away
18. 1.792 km SSW of Unalaska, AlaskaWed, Sep 28, 3:13 PM AKDT · 3657 days ago · 72 km deep · 27 km away
19. 2.247 km E of Nikolski, AlaskaWed, Sep 28, 1:56 PM AKDT · 3657 days ago · 57 km deep · 57 km away
20. 2.071 km SE of Nikolski, AlaskaTue, Sep 27, 11:30 PM AKDT · 3657 days ago · 35 km deep · 69 km away

From the USGS Earthquake Hazards Program and its partner networks, event us20007d0g (also filed as ak14193528). Read Sat, Oct 3, 2026, 6:18 PM UTC.