M1.7 earthquake 92 km E of Nikolski, Alaska

Magnitude

1.7 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Fri, Oct 21, 2016, 9:46 AM AKDT

UTC

2016-10-21 17:46:44 UTC

Depth

48.8 km (30.3 mi), shallow

Epicenter

52.948° N, 167.488° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

10

• Unalaska, AlaskaPopulation 4,491. Forecast121 kmSSW

After

1. 2.179 km ESE of Nikolski, AlaskaFri, Oct 21, 11:29 AM AKDT · 3634 days ago · 50 km deep · 44 km away
2. 1.777 km ENE of Nikolski, AlaskaFri, Oct 21, 10:46 PM AKDT · 3634 days ago · 75 km deep · 40 km away
3. 1.7102 km E of Nikolski, AlaskaSat, Oct 22, 8:56 AM AKDT · 3633 days ago · 20 km deep · 10 km away
4. 1.974 km S of Unalaska, AlaskaSat, Oct 22, 2:40 PM AKDT · 3633 days ago · 26 km deep · 63 km away
5. 1.673 km S of Unalaska, AlaskaSat, Oct 22, 4:32 PM AKDT · 3633 days ago · 29 km deep · 66 km away
6. 1.936 km WSW of Unalaska, AlaskaSun, Oct 23, 12:53 PM AKDT · 3632 days ago · 14 km deep · 94 km away
7. 2.381 km E of Nikolski, AlaskaTue, Oct 25, 10:15 AM AKDT · 3630 days ago · 80 km deep · 16 km away
8. 1.649 km WSW of Unalaska, AlaskaThu, Oct 27, 6:07 AM AKDT · 3629 days ago · 28 km deep · 81 km away
9. 2.5120 km S of Unalaska, AlaskaFri, Oct 28, 2:27 AM AKDT · 3628 days ago · 57 km deep · 56 km away
10. 2.529 km NE of Nikolski, AlaskaFri, Oct 28, 6:04 AM AKDT · 3628 days ago · 9 km deep · 76 km away
11. 2.273 km SW of Unalaska, AlaskaFri, Oct 28, 9:42 AM AKDT · 3627 days ago · 13 km deep · 58 km away
12. 2.231 km SSW of Unalaska, AlaskaFri, Oct 28, 6:30 PM AKDT · 3627 days ago · 72 km deep · 92 km away
13. 2.6124 km S of Unalaska, AlaskaFri, Oct 28, 10:10 PM AKDT · 3627 days ago · 10 km deep · 64 km away
14. 2.5119 km S of Unalaska, AlaskaFri, Oct 28, 11:18 PM AKDT · 3627 days ago · 2 km deep · 51 km away
15. 1.766 km WSW of Unalaska, AlaskaSat, Oct 29, 10:15 AM AKDT · 3626 days ago · 1 km deep · 67 km away
16. 1.964 km SSW of Unalaska, AlaskaWed, Nov 2, 11:34 PM AKDT · 3622 days ago · 82 km deep · 63 km away
17. 1.673 km WSW of Unalaska, AlaskaThu, Nov 3, 3:53 AM AKDT · 3622 days ago · 27 km deep · 75 km away
18. 1.873 km WSW of Unalaska, AlaskaThu, Nov 3, 4:42 PM AKDT · 3621 days ago · 18 km deep · 63 km away
19. 2.255 km S of Unalaska, AlaskaThu, Nov 3, 6:35 PM AKDT · 3621 days ago · 62 km deep · 83 km away
20. 1.872 km WSW of Unalaska, AlaskaThu, Nov 3, 9:26 PM AKDT · 3621 days ago · 13 km deep · 65 km away
21. 3.758 km SSE of Unalaska, AlaskaSun, Nov 6, 10:38 AM AKST · 3618 days ago · 72 km deep · 99 km away
22. 1.880 km SW of Unalaska, AlaskaMon, Nov 7, 6:53 PM AKST · 3617 days ago · 13 km deep · 50 km away
23. 2.586 km SE of Nikolski, AlaskaMon, Nov 7, 10:48 PM AKST · 3617 days ago · 47 km deep · 74 km away
24. 2.776 km WSW of Unalaska, AlaskaTue, Nov 8, 6:11 PM AKST · 3616 days ago · 9 km deep · 66 km away
25. 3.757 km SSE of Unalaska, AlaskaTue, Nov 15, 1:52 AM AKST · 3610 days ago · 52 km deep · 94 km away
26. 1.971 km SW of Unalaska, AlaskaTue, Nov 15, 6:09 AM AKST · 3610 days ago · 27 km deep · 51 km away
27. 2.078 km ENE of Nikolski, AlaskaWed, Nov 16, 9:23 PM AKST · 3608 days ago · 67 km deep · 38 km away
28. 1.789 km E of Nikolski, AlaskaThu, Nov 17, 1:38 AM AKST · 3608 days ago · 39 km deep · 7 km away
29. 2.056 km ESE of Nikolski, AlaskaFri, Nov 18, 12:13 AM AKST · 3607 days ago · 42 km deep · 39 km away
30. 2.495 km ENE of Nikolski, AlaskaSat, Nov 19, 6:05 PM AKST · 3605 days ago · 37 km deep · 21 km away
31. 2.129 km ENE of Nikolski, AlaskaSun, Nov 20, 1:46 AM AKST · 3605 days ago · 75 km deep · 66 km away
32. 2.3142 km S of Unalaska, AlaskaSun, Nov 20, 9:42 AM AKST · 3604 days ago · 26 km deep · 68 km away
33. 2.256 km SE of Nikolski, AlaskaMon, Nov 21, 11:41 PM AKST · 3603 days ago · 48 km deep · 67 km away
34. 2.236 km SE of Nikolski, AlaskaTue, Nov 22, 3:25 AM AKST · 3603 days ago · 17 km deep · 78 km away
35. 2.481 km WSW of Unalaska, AlaskaWed, Nov 23, 3:33 AM AKST · 3602 days ago · 128 km deep · 78 km away
36. 1.954 km ENE of Nikolski, AlaskaWed, Nov 23, 2:27 PM AKST · 3601 days ago · 15 km deep · 55 km away
37. 2.1127 km S of Unalaska, AlaskaThu, Nov 24, 6:39 AM AKST · 3601 days ago · 8 km deep · 69 km away
38. 2.041 km WSW of Dutch Harbor, AlaskaThu, Nov 24, 7:08 AM AKST · 3600 days ago · 10 km deep · 97 km away
39. 1.734 km WSW of Unalaska, AlaskaThu, Nov 24, 6:14 PM AKST · 3600 days ago · 10 km deep · 98 km away
40. 1.756 km SW of Unalaska, AlaskaFri, Nov 25, 4:26 AM AKST · 3600 days ago · 14 km deep · 68 km away
41. 1.633 km SW of Unalaska, AlaskaFri, Nov 25, 4:23 PM AKST · 3599 days ago · 7 km deep · 90 km away
42. 1.732 km SW of Unalaska, AlaskaFri, Nov 25, 4:29 PM AKST · 3599 days ago · 9 km deep · 91 km away
43. 1.850 km SW of Unalaska, AlaskaSat, Nov 26, 4:12 AM AKST · 3599 days ago · 14 km deep · 74 km away
44. 2.034 km SW of Unalaska, AlaskaMon, Nov 28, 12:53 AM AKST · 3597 days ago · 83 km deep · 87 km away
45. 2.070 km S of Unalaska, AlaskaMon, Nov 28, 2:47 AM AKST · 3597 days ago · 25 km deep · 70 km away
46. 2.669 km E of Nikolski, AlaskaTue, Nov 29, 8:10 PM AKST · 3595 days ago · 43 km deep · 23 km away
47. 2.271 km ESE of Nikolski, AlaskaTue, Nov 29, 9:43 PM AKST · 3595 days ago · 47 km deep · 38 km away
48. 1.867 km SSE of Unalaska, AlaskaWed, Nov 30, 7:21 AM AKST · 3594 days ago · 39 km deep · 99 km away
49. 2.275 km SSW of Unalaska, AlaskaThu, Dec 1, 6:29 PM AKST · 3593 days ago · 48 km deep · 57 km away
50. 2.449 km E of Nikolski, AlaskaThu, Dec 1, 8:33 PM AKST · 3593 days ago · 36 km deep · 44 km away
51. 2.088 km SSW of Unalaska, AlaskaSat, Dec 3, 7:03 AM AKST · 3591 days ago · 25 km deep · 39 km away
52. 1.951 km NE of Nikolski, AlaskaSun, Dec 4, 1:10 PM AKST · 3590 days ago · 11 km deep · 70 km away
53. 1.9Fox Islands, Aleutian Islands, AlaskaTue, Dec 6, 5:51 PM AKST · 3588 days ago · 20 km deep · 56 km away
54. 1.879 km SSW of Unalaska, AlaskaTue, Dec 6, 7:00 PM AKST · 3588 days ago · 39 km deep · 45 km away
55. 1.955 km S of Unalaska, AlaskaWed, Dec 7, 7:40 AM AKST · 3587 days ago · 70 km deep · 75 km away
56. 1.894 km SW of Unalaska, AlaskaThu, Dec 8, 2:52 AM AKST · 3587 days ago · 26 km deep · 32 km away
57. 2.055 km SW of Unalaska, AlaskaThu, Dec 8, 6:20 PM AKST · 3586 days ago · 16 km deep · 68 km away
58. 1.764 km E of Nikolski, AlaskaSat, Dec 10, 3:32 PM AKST · 3584 days ago · 52 km deep · 27 km away
59. 2.685 km SSW of Unalaska, AlaskaSat, Dec 10, 9:24 PM AKST · 3584 days ago · 26 km deep · 51 km away
60. 3.681 km SSW of Unalaska, AlaskaSat, Dec 10, 9:27 PM AKST · 3584 days ago · 26 km deep · 52 km away

The first 60 of 65.

Before

1. 1.759 km E of Nikolski, AlaskaFri, Oct 21, 9:21 AM AKDT · 3634 days ago · 25 km deep · 34 km away
2. 3.2100 km E of Nikolski, AlaskaFri, Oct 21, 7:11 AM AKDT · 3635 days ago · 25 km deep · 13 km away
3. 2.142 km S of Nikolski, AlaskaThu, Oct 20, 10:50 PM AKDT · 3635 days ago · 25 km deep · 95 km away
4. 1.7109 km SSW of Unalaska, AlaskaThu, Oct 20, 5:04 PM AKDT · 3635 days ago · 13 km deep · 25 km away
5. 2.3118 km S of Unalaska, AlaskaThu, Oct 20, 1:39 AM AKDT · 3636 days ago · 19 km deep · 51 km away
6. 4.5Fox Islands, Aleutian Islands, AlaskaTue, Oct 18, 11:24 AM AKDT · 3637 days ago · 54 km deep · 90 km away
7. 3.658 km SSW of Unalaska, AlaskaTue, Oct 18, 12:32 AM AKDT · 3638 days ago · 36 km deep · 65 km away
8. 1.881 km SW of Unalaska, AlaskaMon, Oct 17, 12:09 PM AKDT · 3638 days ago · 20 km deep · 45 km away
9. 2.623 km SSE of Nikolski, AlaskaMon, Oct 17, 11:09 AM AKDT · 3638 days ago · 46 km deep · 83 km away
10. 2.4130 km ESE of Nikolski, AlaskaMon, Oct 17, 8:18 AM AKDT · 3638 days ago · 42 km deep · 61 km away
11. 1.983 km S of Unalaska, AlaskaMon, Oct 17, 7:49 AM AKDT · 3638 days ago · 26 km deep · 52 km away
12. 2.082 km SSW of Unalaska, AlaskaSun, Oct 16, 11:47 PM AKDT · 3639 days ago · 26 km deep · 48 km away
13. 2.527 km SSE of Nikolski, AlaskaFri, Oct 14, 10:44 PM AKDT · 3641 days ago · 41 km deep · 90 km away
14. 1.751 km SW of Unalaska, AlaskaFri, Oct 14, 8:59 PM AKDT · 3641 days ago · 7 km deep · 70 km away
15. 1.961 km SW of Unalaska, AlaskaThu, Oct 13, 8:41 PM AKDT · 3642 days ago · 16 km deep · 65 km away
16. 1.829 km SSW of Unalaska, AlaskaTue, Oct 11, 10:56 PM AKDT · 3644 days ago · 84 km deep · 94 km away
17. 2.1Fox Islands, Aleutian Islands, AlaskaTue, Oct 11, 2:22 AM AKDT · 3645 days ago · 98 km deep · 83 km away
18. 2.3150 km ESE of Nikolski, AlaskaSun, Oct 9, 11:48 PM AKDT · 3646 days ago · 13 km deep · 77 km away
19. 2.2139 km ESE of Nikolski, AlaskaSun, Oct 9, 7:14 PM AKDT · 3646 days ago · 8 km deep · 64 km away
20. 2.5141 km ESE of Nikolski, AlaskaSun, Oct 9, 7:04 PM AKDT · 3646 days ago · 12 km deep · 68 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak016dk5xpco (also filed as ak14253088). Read Sun, Oct 4, 2026, 3:10 AM UTC.