M1.8 earthquake 85 km SSW of Unalaska, Alaska

Magnitude

1.8 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Tue, Aug 30, 2016, 10:23 PM AKDT

UTC

2016-08-31 06:23:29 UTC

Depth

25.6 km (15.9 mi), shallow

Epicenter

53.135° N, 166.903° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

10

• Unalaska, AlaskaPopulation 4,491. Forecast86 kmSSW

After

1. 2.3141 km S of Unalaska, AlaskaTue, Aug 30, 10:31 PM AKDT · 3686 days ago · 26 km deep · 61 km away
2. 1.750 km WSW of Unalaska, AlaskaSat, Sep 3, 4:02 AM AKDT · 3683 days ago · 13 km deep · 61 km away
3. 1.871 km SW of Unalaska, AlaskaSat, Sep 3, 7:42 AM AKDT · 3683 days ago · 18 km deep · 47 km away
4. 3.179 km SE of Unalaska, AlaskaSun, Sep 4, 6:11 AM AKDT · 3682 days ago · 49 km deep · 90 km away
5. 1.9103 km E of Nikolski, AlaskaMon, Sep 5, 3:35 PM AKDT · 3680 days ago · 21 km deep · 37 km away
6. 1.973 km ENE of Nikolski, AlaskaWed, Sep 7, 6:54 PM AKDT · 3678 days ago · 52 km deep · 60 km away
7. 1.716 km WSW of Dutch Harbor, AlaskaWed, Sep 7, 9:03 PM AKDT · 3678 days ago · 5 km deep · 80 km away
8. 2.143 km SE of Unalaska, AlaskaThu, Sep 8, 7:32 PM AKDT · 3677 days ago · 60 km deep · 83 km away
9. 1.653 km SW of Unalaska, AlaskaSun, Sep 11, 7:33 AM AKDT · 3675 days ago · 19 km deep · 54 km away
10. 1.976 km SW of Unalaska, AlaskaSun, Sep 11, 12:38 PM AKDT · 3674 days ago · 13 km deep · 43 km away
11. 2.088 km SSW of Unalaska, AlaskaSun, Sep 11, 1:07 PM AKDT · 3674 days ago · 29 km deep · 3 km away
12. 2.161 km S of Unalaska, AlaskaSun, Sep 11, 2:39 PM AKDT · 3674 days ago · 47 km deep · 25 km away
13. 1.981 km SE of Unalaska, AlaskaMon, Sep 12, 8:37 AM AKDT · 3674 days ago · 23 km deep · 93 km away
14. 1.95 km NNW of Dutch Harbor, AlaskaMon, Sep 12, 8:41 PM AKDT · 3673 days ago · 11 km deep · 92 km away
15. 1.531 km WSW of Unalaska, AlaskaTue, Sep 13, 12:47 PM AKDT · 3672 days ago · 8 km deep · 73 km away
16. 2.939 km SSW of Unalaska, AlaskaTue, Sep 13, 3:18 PM AKDT · 3672 days ago · 68 km deep · 47 km away
17. 1.938 km WSW of Unalaska, AlaskaTue, Sep 13, 9:46 PM AKDT · 3672 days ago · 12 km deep · 71 km away
18. 3.350 km SE of Unalaska, AlaskaWed, Sep 14, 2:35 AM AKDT · 3672 days ago · 57 km deep · 74 km away
19. 1.953 km SSE of Unalaska, AlaskaWed, Sep 14, 9:23 PM AKDT · 3671 days ago · 47 km deep · 61 km away
20. 1.955 km SE of Unalaska, AlaskaThu, Sep 15, 6:34 PM AKDT · 3670 days ago · 46 km deep · 78 km away
21. 2.480 km SSW of Unalaska, AlaskaSat, Sep 17, 7:57 AM AKDT · 3669 days ago · 30 km deep · 8 km away
22. 2.562 km SSW of Unalaska, AlaskaMon, Sep 19, 8:20 AM AKDT · 3667 days ago · 69 km deep · 28 km away
23. 2.064 km SSE of Unalaska, AlaskaTue, Sep 20, 3:15 PM AKDT · 3665 days ago · 38 km deep · 64 km away
24. 1.995 km E of Nikolski, AlaskaTue, Sep 20, 7:20 PM AKDT · 3665 days ago · 25 km deep · 42 km away
25. 2.156 km SW of Unalaska, AlaskaTue, Sep 20, 8:53 PM AKDT · 3665 days ago · 13 km deep · 54 km away
26. 1.757 km SW of Unalaska, AlaskaTue, Sep 20, 11:56 PM AKDT · 3665 days ago · 16 km deep · 55 km away
27. 2.3130 km S of Unalaska, AlaskaWed, Sep 21, 4:06 AM AKDT · 3665 days ago · 20 km deep · 49 km away
28. 2.3138 km S of Unalaska, AlaskaWed, Sep 21, 4:38 AM AKDT · 3665 days ago · 20 km deep · 57 km away
29. 1.798 km E of Nikolski, AlaskaWed, Sep 21, 8:32 AM AKDT · 3665 days ago · 40 km deep · 34 km away
30. 2.339 km SSE of Unalaska, AlaskaFri, Sep 23, 12:19 AM AKDT · 3663 days ago · 64 km deep · 58 km away
31. 1.958 km S of Akutan, AlaskaFri, Sep 23, 10:04 PM AKDT · 3662 days ago · 24 km deep · 95 km away
32. 2.257 km SW of Unalaska, AlaskaSat, Sep 24, 11:43 AM AKDT · 3661 days ago · 13 km deep · 55 km away
33. 1.67 km WSW of Dutch Harbor, AlaskaSat, Sep 24, 12:09 PM AKDT · 3661 days ago · 10 km deep · 84 km away
34. 1.68 km WSW of Dutch Harbor, AlaskaSat, Sep 24, 1:13 PM AKDT · 3661 days ago · 10 km deep · 83 km away
35. 1.68 km WSW of Unalaska, AlaskaSat, Sep 24, 3:49 PM AKDT · 3661 days ago · 10 km deep · 81 km away
36. 1.669 km SSE of Unalaska, AlaskaSat, Sep 24, 5:52 PM AKDT · 3661 days ago · 26 km deep · 67 km away
37. 3.4127 km ESE of Nikolski, AlaskaSun, Sep 25, 2:10 AM AKDT · 3661 days ago · 28 km deep · 47 km away
38. 2.6138 km ESE of Nikolski, AlaskaSun, Sep 25, 2:14 AM AKDT · 3661 days ago · 39 km deep · 68 km away
39. 4.6120 km E of Nikolski, AlaskaSun, Sep 25, 4:40 PM AKDT · 3660 days ago · 46 km deep · 46 km away
40. 3.1135 km ESE of Nikolski, AlaskaSun, Sep 25, 4:42 PM AKDT · 3660 days ago · 10 km deep · 62 km away
41. 2.2143 km ESE of Nikolski, AlaskaSun, Sep 25, 5:39 PM AKDT · 3660 days ago · 22 km deep · 73 km away
42. 2.4135 km ESE of Nikolski, AlaskaSun, Sep 25, 6:22 PM AKDT · 3660 days ago · 8 km deep · 64 km away
43. 2.1139 km S of Unalaska, AlaskaMon, Sep 26, 11:37 PM AKDT · 3659 days ago · 19 km deep · 62 km away
44. 1.8112 km S of Unalaska, AlaskaTue, Sep 27, 9:12 AM AKDT · 3659 days ago · 5 km deep · 30 km away
45. 2.247 km E of Nikolski, AlaskaWed, Sep 28, 1:56 PM AKDT · 3657 days ago · 57 km deep · 89 km away
46. 1.792 km SSW of Unalaska, AlaskaWed, Sep 28, 3:13 PM AKDT · 3657 days ago · 72 km deep · 22 km away
47. 1.550 km SW of Unalaska, AlaskaMon, Oct 3, 3:07 AM AKDT · 3653 days ago · 13 km deep · 48 km away
48. 2.1121 km S of Unalaska, AlaskaMon, Oct 3, 3:10 AM AKDT · 3653 days ago · 1 km deep · 40 km away
49. 2.8124 km ESE of Nikolski, AlaskaMon, Oct 3, 4:06 AM AKDT · 3653 days ago · 21 km deep · 51 km away
50. 2.5127 km S of Unalaska, AlaskaMon, Oct 3, 5:58 AM AKDT · 3653 days ago · 5 km deep · 49 km away
51. 1.691 km E of Nikolski, AlaskaMon, Oct 3, 6:38 AM AKDT · 3653 days ago · 34 km deep · 44 km away
52. 1.550 km S of Akutan, AlaskaMon, Oct 3, 5:01 PM AKDT · 3652 days ago · 59 km deep · 99 km away
53. 1.828 km SW of Unalaska, AlaskaTue, Oct 4, 7:19 AM AKDT · 3652 days ago · 99 km deep · 60 km away
54. 2.087 km SSW of Unalaska, AlaskaTue, Oct 4, 9:17 PM AKDT · 3651 days ago · 35 km deep · 21 km away
55. 2.0102 km SSW of Unalaska, AlaskaWed, Oct 5, 7:23 PM AKDT · 3650 days ago · 13 km deep · 26 km away
56. 1.922 km SE of Unalaska, AlaskaFri, Oct 7, 4:01 AM AKDT · 3649 days ago · 73 km deep · 79 km away
57. 3.355 km SW of Unalaska, AlaskaFri, Oct 7, 5:13 PM AKDT · 3648 days ago · 18 km deep · 43 km away
58. 3.383 km SE of Unalaska, AlaskaFri, Oct 7, 9:03 PM AKDT · 3648 days ago · 39 km deep · 88 km away
59. 2.183 km SE of Unalaska, AlaskaFri, Oct 7, 11:41 PM AKDT · 3648 days ago · 13 km deep · 89 km away
60. 2.144 km ENE of Nikolski, AlaskaSat, Oct 8, 5:14 PM AKDT · 3647 days ago · 74 km deep · 93 km away

The first 60 of 105.

Before

1. 2.2136 km S of Unalaska, AlaskaTue, Aug 30, 10:13 PM AKDT · 3686 days ago · 37 km deep · 55 km away
2. 3.286 km E of Nikolski, AlaskaTue, Aug 30, 2:36 PM AKDT · 3686 days ago · 46 km deep · 47 km away
3. 2.078 km E of Nikolski, AlaskaTue, Aug 30, 2:12 PM AKDT · 3686 days ago · 26 km deep · 59 km away
4. 1.663 km SE of Unalaska, AlaskaTue, Aug 30, 10:40 AM AKDT · 3687 days ago · 44 km deep · 82 km away
5. 2.371 km SE of Unalaska, AlaskaSun, Aug 28, 11:11 PM AKDT · 3688 days ago · 39 km deep · 81 km away
6. 4.014 km WNW of Dutch Harbor, AlaskaSun, Aug 28, 9:59 PM AKDT · 3688 days ago · 125 km deep · 89 km away · felt by 1
7. 1.790 km SW of Unalaska, AlaskaSat, Aug 27, 2:45 PM AKDT · 3689 days ago · 26 km deep · 42 km away
8. 1.742 km SSW of Akutan, AlaskaSat, Aug 27, 10:55 AM AKDT · 3689 days ago · 26 km deep · 95 km away
9. 1.571 km S of Unalaska, AlaskaSat, Aug 27, 3:24 AM AKDT · 3690 days ago · 47 km deep · 17 km away
10. 4.582 km S of Unalaska, AlaskaSat, Aug 27, 12:24 AM AKDT · 3690 days ago · 26 km deep · 11 km away
11. 2.2128 km S of Unalaska, AlaskaFri, Aug 26, 11:18 AM AKDT · 3690 days ago · 6 km deep · 48 km away · felt by 1
12. 1.8132 km S of Unalaska, AlaskaFri, Aug 26, 4:37 AM AKDT · 3691 days ago · 12 km deep · 51 km away
13. 2.2134 km S of Unalaska, AlaskaFri, Aug 26, 4:35 AM AKDT · 3691 days ago · 15 km deep · 55 km away
14. 2.039 km WSW of Unalaska, AlaskaThu, Aug 25, 6:13 PM AKDT · 3691 days ago · 13 km deep · 70 km away
15. 1.574 km SE of Unalaska, AlaskaThu, Aug 25, 12:06 PM AKDT · 3691 days ago · 21 km deep · 86 km away
16. 1.7113 km ESE of Nikolski, AlaskaThu, Aug 25, 8:08 AM AKDT · 3692 days ago · 10 km deep · 82 km away
17. 1.985 km SSW of Unalaska, AlaskaWed, Aug 24, 9:34 PM AKDT · 3692 days ago · 26 km deep · 2 km away
18. 1.57 km WSW of Unalaska, AlaskaWed, Aug 24, 2:44 AM AKDT · 3693 days ago · 11 km deep · 82 km away
19. 2.5147 km S of Unalaska, AlaskaMon, Aug 22, 2:39 PM AKDT · 3694 days ago · 27 km deep · 73 km away
20. 1.720 km ESE of Unalaska, AlaskaMon, Aug 22, 6:37 AM AKDT · 3695 days ago · 77 km deep · 88 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak016b7mu9wm. Read Sun, Oct 4, 2026, 6:17 AM UTC.