M1.6 earthquake 73 km S of Unalaska, Alaska

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sat, Oct 22, 2016, 4:32 PM AKDT

UTC

2016-10-23 00:32:46 UTC

Depth

28.6 km (17.8 mi), shallow

Epicenter

53.211° N, 166.602° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

13

• Unalaska, AlaskaPopulation 4,491. Forecast74 kmS

After

1. 1.936 km WSW of Unalaska, AlaskaSun, Oct 23, 12:53 PM AKDT · 3632 days ago · 14 km deep · 67 km away
2. 2.381 km E of Nikolski, AlaskaTue, Oct 25, 10:15 AM AKDT · 3630 days ago · 80 km deep · 74 km away
3. 2.169 km SSE of Akutan, AlaskaTue, Oct 25, 1:49 PM AKDT · 3630 days ago · 48 km deep · 94 km away
4. 1.649 km WSW of Unalaska, AlaskaThu, Oct 27, 6:07 AM AKDT · 3628 days ago · 28 km deep · 62 km away
5. 2.5120 km S of Unalaska, AlaskaFri, Oct 28, 2:27 AM AKDT · 3627 days ago · 57 km deep · 46 km away
6. 2.273 km SW of Unalaska, AlaskaFri, Oct 28, 9:42 AM AKDT · 3627 days ago · 13 km deep · 61 km away
7. 2.231 km SSW of Unalaska, AlaskaFri, Oct 28, 6:30 PM AKDT · 3627 days ago · 72 km deep · 43 km away
8. 2.6124 km S of Unalaska, AlaskaFri, Oct 28, 10:10 PM AKDT · 3627 days ago · 10 km deep · 51 km away
9. 2.5119 km S of Unalaska, AlaskaFri, Oct 28, 11:18 PM AKDT · 3626 days ago · 2 km deep · 46 km away
10. 1.766 km WSW of Unalaska, AlaskaSat, Oct 29, 10:15 AM AKDT · 3626 days ago · 1 km deep · 64 km away
11. 1.728 km W of Dutch Harbor, AlaskaSat, Oct 29, 11:02 PM AKDT · 3625 days ago · 5 km deep · 75 km away
12. 1.964 km SSW of Unalaska, AlaskaWed, Nov 2, 11:34 PM AKDT · 3621 days ago · 82 km deep · 15 km away
13. 1.673 km WSW of Unalaska, AlaskaThu, Nov 3, 3:53 AM AKDT · 3621 days ago · 27 km deep · 78 km away
14. 3.343 km S of Akutan, AlaskaThu, Nov 3, 2:07 PM AKDT · 3621 days ago · 103 km deep · 80 km away
15. 1.873 km WSW of Unalaska, AlaskaThu, Nov 3, 4:42 PM AKDT · 3621 days ago · 18 km deep · 67 km away
16. 2.255 km S of Unalaska, AlaskaThu, Nov 3, 6:35 PM AKDT · 3621 days ago · 62 km deep · 21 km away
17. 1.872 km WSW of Unalaska, AlaskaThu, Nov 3, 9:26 PM AKDT · 3621 days ago · 13 km deep · 68 km away
18. 1.868 km SE of Unalaska, AlaskaFri, Nov 4, 1:54 PM AKDT · 3620 days ago · 22 km deep · 60 km away
19. 1.8104 km SE of Unalaska, AlaskaFri, Nov 4, 3:50 PM AKDT · 3620 days ago · 26 km deep · 76 km away
20. 3.758 km SSE of Unalaska, AlaskaSun, Nov 6, 10:38 AM AKST · 3618 days ago · 72 km deep · 33 km away
21. 1.880 km SW of Unalaska, AlaskaMon, Nov 7, 6:53 PM AKST · 3617 days ago · 13 km deep · 60 km away
22. 2.776 km WSW of Unalaska, AlaskaTue, Nov 8, 6:11 PM AKST · 3616 days ago · 9 km deep · 72 km away
23. 2.578 km SSE of Akutan, AlaskaMon, Nov 14, 11:50 PM AKST · 3609 days ago · 47 km deep · 98 km away
24. 3.757 km SSE of Unalaska, AlaskaTue, Nov 15, 1:52 AM AKST · 3609 days ago · 52 km deep · 28 km away
25. 2.1101 km SE of Unalaska, AlaskaTue, Nov 15, 3:16 AM AKST · 3609 days ago · 25 km deep · 72 km away
26. 1.971 km SW of Unalaska, AlaskaTue, Nov 15, 6:09 AM AKST · 3609 days ago · 27 km deep · 44 km away
27. 2.078 km ENE of Nikolski, AlaskaWed, Nov 16, 9:23 PM AKST · 3608 days ago · 67 km deep · 79 km away
28. 2.291 km SSE of Unalaska, AlaskaWed, Nov 16, 11:10 PM AKST · 3607 days ago · 17 km deep · 55 km away
29. 1.789 km E of Nikolski, AlaskaThu, Nov 17, 1:38 AM AKST · 3607 days ago · 39 km deep · 66 km away
30. 2.495 km ENE of Nikolski, AlaskaSat, Nov 19, 6:05 PM AKST · 3605 days ago · 37 km deep · 59 km away
31. 2.3142 km S of Unalaska, AlaskaSun, Nov 20, 9:42 AM AKST · 3604 days ago · 26 km deep · 68 km away
32. 2.083 km SE of Unalaska, AlaskaTue, Nov 22, 7:40 AM AKST · 3602 days ago · 21 km deep · 58 km away
33. 2.481 km WSW of Unalaska, AlaskaWed, Nov 23, 3:33 AM AKST · 3601 days ago · 128 km deep · 86 km away
34. 2.1127 km S of Unalaska, AlaskaThu, Nov 24, 6:39 AM AKST · 3600 days ago · 8 km deep · 54 km away
35. 2.041 km WSW of Dutch Harbor, AlaskaThu, Nov 24, 7:08 AM AKST · 3600 days ago · 10 km deep · 74 km away
36. 2.362 km SE of Unalaska, AlaskaThu, Nov 24, 2:01 PM AKST · 3600 days ago · 45 km deep · 60 km away
37. 1.734 km WSW of Unalaska, AlaskaThu, Nov 24, 6:14 PM AKST · 3600 days ago · 10 km deep · 70 km away
38. 1.643 km SE of Unalaska, AlaskaThu, Nov 24, 10:12 PM AKST · 3599 days ago · 35 km deep · 56 km away
39. 2.176 km SSE of Akutan, AlaskaThu, Nov 24, 10:41 PM AKST · 3599 days ago · 7 km deep · 94 km away
40. 1.756 km SW of Unalaska, AlaskaFri, Nov 25, 4:26 AM AKST · 3599 days ago · 14 km deep · 52 km away
41. 1.633 km SW of Unalaska, AlaskaFri, Nov 25, 4:23 PM AKST · 3599 days ago · 7 km deep · 57 km away
42. 1.732 km SW of Unalaska, AlaskaFri, Nov 25, 4:29 PM AKST · 3599 days ago · 9 km deep · 57 km away
43. 1.850 km SW of Unalaska, AlaskaSat, Nov 26, 4:12 AM AKST · 3598 days ago · 14 km deep · 51 km away
44. 2.034 km SW of Unalaska, AlaskaMon, Nov 28, 12:53 AM AKST · 3596 days ago · 83 km deep · 52 km away
45. 2.070 km S of Unalaska, AlaskaMon, Nov 28, 2:47 AM AKST · 3596 days ago · 25 km deep · 5 km away
46. 2.669 km E of Nikolski, AlaskaTue, Nov 29, 8:10 PM AKST · 3595 days ago · 43 km deep · 88 km away
47. 2.142 km S of Akutan, AlaskaWed, Nov 30, 2:00 AM AKST · 3594 days ago · 85 km deep · 84 km away
48. 1.867 km SSE of Unalaska, AlaskaWed, Nov 30, 7:21 AM AKST · 3594 days ago · 39 km deep · 33 km away
49. 2.525 km S of Unalaska, AlaskaThu, Dec 1, 2:28 AM AKST · 3593 days ago · 76 km deep · 49 km away
50. 2.275 km SSW of Unalaska, AlaskaThu, Dec 1, 6:29 PM AKST · 3593 days ago · 48 km deep · 10 km away
51. 2.088 km SSW of Unalaska, AlaskaSat, Dec 3, 7:03 AM AKST · 3591 days ago · 25 km deep · 27 km away
52. 1.823 km W of Dutch Harbor, AlaskaSun, Dec 4, 5:12 PM AKST · 3590 days ago · 5 km deep · 74 km away
53. 1.814 km N of Dutch Harbor, AlaskaTue, Dec 6, 11:43 AM AKST · 3588 days ago · 86 km deep · 89 km away
54. 1.9Fox Islands, Aleutian Islands, AlaskaTue, Dec 6, 5:51 PM AKST · 3588 days ago · 20 km deep · 10 km away
55. 1.879 km SSW of Unalaska, AlaskaTue, Dec 6, 7:00 PM AKST · 3588 days ago · 39 km deep · 25 km away
56. 2.078 km SSE of Akutan, AlaskaWed, Dec 7, 5:58 AM AKST · 3587 days ago · 38 km deep · 95 km away
57. 1.955 km S of Unalaska, AlaskaWed, Dec 7, 7:40 AM AKST · 3587 days ago · 70 km deep · 18 km away
58. 2.066 km SSE of Akutan, AlaskaWed, Dec 7, 7:41 AM AKST · 3587 days ago · 62 km deep · 92 km away
59. 2.861 km SSE of Akutan, AlaskaWed, Dec 7, 1:02 PM AKST · 3587 days ago · 62 km deep · 97 km away
60. 2.973 km SSE of Akutan, AlaskaWed, Dec 7, 4:26 PM AKST · 3587 days ago · 60 km deep · 98 km away

The first 60 of 77.

Before

1. 1.974 km S of Unalaska, AlaskaSat, Oct 22, 2:40 PM AKDT · 3633 days ago · 26 km deep · 3 km away
2. 1.7102 km E of Nikolski, AlaskaSat, Oct 22, 8:56 AM AKDT · 3633 days ago · 20 km deep · 59 km away
3. 1.777 km ENE of Nikolski, AlaskaFri, Oct 21, 10:46 PM AKDT · 3634 days ago · 75 km deep · 81 km away
4. 2.695 km SSE of Unalaska, AlaskaFri, Oct 21, 4:50 PM AKDT · 3634 days ago · 25 km deep · 58 km away
5. 1.917 km ENE of Dutch Harbor, AlaskaFri, Oct 21, 4:02 PM AKDT · 3634 days ago · 6 km deep · 86 km away
6. 1.792 km E of Nikolski, AlaskaFri, Oct 21, 9:46 AM AKDT · 3634 days ago · 49 km deep · 66 km away
7. 1.759 km E of Nikolski, AlaskaFri, Oct 21, 9:21 AM AKDT · 3634 days ago · 25 km deep · 99 km away
8. 3.2100 km E of Nikolski, AlaskaFri, Oct 21, 7:11 AM AKDT · 3634 days ago · 25 km deep · 65 km away
9. 2.169 km SE of Unalaska, AlaskaThu, Oct 20, 7:22 PM AKDT · 3635 days ago · 27 km deep · 63 km away
10. 1.7109 km SSW of Unalaska, AlaskaThu, Oct 20, 5:04 PM AKDT · 3635 days ago · 13 km deep · 45 km away
11. 2.3118 km S of Unalaska, AlaskaThu, Oct 20, 1:39 AM AKDT · 3635 days ago · 19 km deep · 45 km away
12. 2.710 km WNW of Dutch Harbor, AlaskaWed, Oct 19, 5:47 PM AKDT · 3636 days ago · 114 km deep · 81 km away
13. 3.658 km SSW of Unalaska, AlaskaTue, Oct 18, 12:32 AM AKDT · 3637 days ago · 36 km deep · 26 km away
14. 1.881 km SW of Unalaska, AlaskaMon, Oct 17, 12:09 PM AKDT · 3638 days ago · 20 km deep · 53 km away
15. 2.4130 km ESE of Nikolski, AlaskaMon, Oct 17, 8:18 AM AKDT · 3638 days ago · 42 km deep · 91 km away
16. 1.983 km S of Unalaska, AlaskaMon, Oct 17, 7:49 AM AKDT · 3638 days ago · 26 km deep · 15 km away
17. 1.617 km ENE of Dutch Harbor, AlaskaMon, Oct 17, 5:57 AM AKDT · 3638 days ago · 13 km deep · 85 km away
18. 2.082 km SSW of Unalaska, AlaskaSun, Oct 16, 11:47 PM AKDT · 3638 days ago · 26 km deep · 18 km away
19. 1.751 km SW of Unalaska, AlaskaFri, Oct 14, 8:59 PM AKDT · 3641 days ago · 7 km deep · 42 km away
20. 1.840 km SSE of Unalaska, AlaskaFri, Oct 14, 6:23 AM AKDT · 3641 days ago · 63 km deep · 43 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak016dn6t162 (also filed as ak14274640). Read Sat, Oct 3, 2026, 6:19 PM UTC.