M1.6 earthquake 58 km E of Port Heiden, Alaska

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Tue, Aug 23, 2016, 1:22 AM AKDT

UTC

2016-08-23 09:22:35 UTC

Depth

7.0 km (4.3 mi), shallow

Epicenter

56.920° N, 157.665° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

10

• Naknek, AlaskaPopulation 544. Forecast205 kmS

After

1. 1.885 km SSE of Ugashik, AlaskaTue, Aug 23, 2:30 AM AKDT · 3695 days ago · 77 km deep · 38 km away
2. 2.2124 km SSE of Ugashik, AlaskaWed, Aug 24, 2:02 PM AKDT · 3693 days ago · 60 km deep · 90 km away
3. 1.974 km SE of Ugashik, AlaskaWed, Aug 24, 3:48 PM AKDT · 3693 days ago · 5 km deep · 80 km away
4. 2.056 km E of Port Heiden, AlaskaThu, Aug 25, 3:45 PM AKDT · 3692 days ago · 8 km deep · 5 km away
5. 2.056 km E of Port Heiden, AlaskaThu, Aug 25, 3:49 PM AKDT · 3692 days ago · 7 km deep · 5 km away
6. 1.849 km SSE of Ugashik, AlaskaThu, Aug 25, 9:16 PM AKDT · 3692 days ago · 10 km deep · 43 km away
7. 1.977 km ENE of Chignik, AlaskaSun, Aug 28, 7:02 AM AKDT · 3690 days ago · 87 km deep · 53 km away
8. 1.958 km ESE of Ugashik, AlaskaSun, Aug 28, 4:45 PM AKDT · 3689 days ago · 8 km deep · 77 km away
9. 1.959 km SSE of Ugashik, AlaskaMon, Aug 29, 3:24 AM AKDT · 3689 days ago · 4 km deep · 29 km away
10. 1.959 km E of Port Heiden, AlaskaMon, Aug 29, 5:44 PM AKDT · 3688 days ago · 15 km deep · 4 km away
11. 2.156 km SSE of Ugashik, AlaskaWed, Aug 31, 8:02 PM AKDT · 3686 days ago · 0 km deep · 45 km away
12. 1.658 km E of Port Heiden, AlaskaFri, Sep 2, 11:59 AM AKDT · 3684 days ago · 5 km deep · 1 km away
13. 2.884 km SE of Ugashik, AlaskaFri, Sep 2, 1:36 PM AKDT · 3684 days ago · 5 km deep · 80 km away
14. 2.448 km E of Port Heiden, AlaskaFri, Sep 2, 10:08 PM AKDT · 3684 days ago · 7 km deep · 14 km away
15. 2.042 km E of Port Heiden, AlaskaSat, Sep 3, 12:38 AM AKDT · 3684 days ago · 10 km deep · 17 km away
16. 1.952 km E of Port Heiden, AlaskaSat, Sep 3, 9:22 PM AKDT · 3683 days ago · 2 km deep · 9 km away
17. 1.542 km ENE of Port Heiden, AlaskaSat, Sep 3, 10:49 PM AKDT · 3683 days ago · 3 km deep · 23 km away
18. 1.94 km NW of Chignik Lake, AlaskaSun, Sep 4, 6:38 AM AKDT · 3683 days ago · 92 km deep · 100 km away
19. 1.651 km E of Port Heiden, AlaskaSun, Sep 4, 10:52 AM AKDT · 3683 days ago · 6 km deep · 12 km away
20. 2.248 km SSW of Ugashik, AlaskaSun, Sep 4, 11:58 PM AKDT · 3682 days ago · 4 km deep · 20 km away
21. 1.856 km E of Port Heiden, AlaskaMon, Sep 5, 8:33 AM AKDT · 3682 days ago · 0 km deep · 3 km away
22. 2.0117 km SSE of Ugashik, AlaskaWed, Sep 7, 6:07 AM AKDT · 3680 days ago · 68 km deep · 82 km away
23. 2.134 km SE of Ugashik, AlaskaWed, Sep 7, 10:16 AM AKDT · 3680 days ago · 102 km deep · 64 km away
24. 2.133 km ESE of Chignik, AlaskaThu, Sep 8, 1:09 PM AKDT · 3678 days ago · 84 km deep · 88 km away
25. 1.971 km ESE of Port Heiden, AlaskaThu, Sep 8, 1:30 PM AKDT · 3678 days ago · 86 km deep · 16 km away
26. 1.958 km SE of Ugashik, AlaskaFri, Sep 9, 3:49 AM AKDT · 3678 days ago · 80 km deep · 53 km away
27. 2.548 km SSW of Pilot Point, AlaskaSun, Sep 11, 2:40 AM AKDT · 3676 days ago · 17 km deep · 29 km away
28. 2.4106 km ENE of Chignik, AlaskaSat, Sep 17, 1:33 AM AKDT · 3670 days ago · 75 km deep · 67 km away
29. 2.424 km E of Chignik, AlaskaSun, Sep 18, 3:42 AM AKDT · 3669 days ago · 85 km deep · 71 km away
30. 2.648 km SSW of Ugashik, AlaskaSun, Sep 18, 11:47 AM AKDT · 3669 days ago · 15 km deep · 21 km away
31. 2.356 km ENE of Chignik, AlaskaFri, Sep 23, 8:09 AM AKDT · 3664 days ago · 81 km deep · 57 km away
32. 2.151 km S of Ugashik, AlaskaSun, Sep 25, 2:19 AM AKDT · 3662 days ago · 5 km deep · 17 km away
33. 2.182 km ENE of Chignik, AlaskaTue, Sep 27, 12:51 AM AKDT · 3660 days ago · 72 km deep · 54 km away
34. 2.249 km ESE of Ugashik, AlaskaTue, Sep 27, 2:36 AM AKDT · 3660 days ago · 8 km deep · 74 km away
35. 2.1119 km SSE of Ugashik, AlaskaTue, Sep 27, 7:13 AM AKDT · 3660 days ago · 73 km deep · 84 km away
36. 2.620 km NW of Chignik Lake, AlaskaTue, Sep 27, 4:36 PM AKDT · 3659 days ago · 13 km deep · 100 km away
37. 1.726 km NW of Chignik Lake, AlaskaTue, Sep 27, 4:39 PM AKDT · 3659 days ago · 12 km deep · 100 km away
38. 1.887 km ESE of Ugashik, AlaskaTue, Sep 27, 7:07 PM AKDT · 3659 days ago · 72 km deep · 95 km away
39. 1.960 km SSE of Ugashik, AlaskaWed, Sep 28, 4:52 AM AKDT · 3659 days ago · 0 km deep · 44 km away
40. 2.057 km SSW of Ugashik, AlaskaWed, Sep 28, 4:00 PM AKDT · 3658 days ago · 6 km deep · 10 km away
41. 2.052 km E of Port Heiden, AlaskaThu, Sep 29, 1:55 PM AKDT · 3657 days ago · 6 km deep · 11 km away
42. 2.395 km SE of Ugashik, AlaskaMon, Oct 3, 11:41 AM AKDT · 3654 days ago · 70 km deep · 86 km away
43. 2.586 km ENE of Chignik, AlaskaFri, Oct 7, 8:11 AM AKDT · 3650 days ago · 76 km deep · 50 km away
44. 2.952 km S of Ugashik, AlaskaWed, Oct 12, 9:18 AM AKDT · 3645 days ago · 13 km deep · 16 km away
45. 2.593 km SSE of Ugashik, AlaskaWed, Oct 12, 11:39 PM AKDT · 3644 days ago · 48 km deep · 64 km away
46. 2.345 km S of Ugashik, AlaskaSat, Oct 15, 7:53 PM AKDT · 3641 days ago · 5 km deep · 24 km away
47. 2.146 km S of Ugashik, AlaskaSat, Oct 15, 8:59 PM AKDT · 3641 days ago · 11 km deep · 22 km away
48. 1.965 km SE of Ugashik, AlaskaMon, Oct 17, 7:55 PM AKDT · 3639 days ago · 31 km deep · 68 km away
49. 3.073 km SE of Ugashik, AlaskaThu, Oct 20, 9:12 PM AKDT · 3636 days ago · 12 km deep · 75 km away
50. 2.270 km SE of Ugashik, AlaskaThu, Oct 20, 11:11 PM AKDT · 3636 days ago · 12 km deep · 72 km away
51. 2.650 km E of Port Heiden, AlaskaFri, Oct 21, 10:11 PM AKDT · 3635 days ago · 8 km deep · 14 km away
52. 2.547 km ENE of Port Heiden, AlaskaFri, Oct 21, 10:46 PM AKDT · 3635 days ago · 5 km deep · 17 km away

Before

1. 2.038 km SSW of Ugashik, AlaskaMon, Aug 22, 1:33 PM AKDT · 3695 days ago · 12 km deep · 30 km away
2. 2.827 km NNW of Chignik Lake, AlaskaSun, Aug 21, 1:36 AM AKDT · 3697 days ago · 3 km deep · 95 km away
3. 2.060 km ENE of Chignik, AlaskaSat, Aug 20, 6:12 AM AKDT · 3698 days ago · 66 km deep · 52 km away
4. 2.4129 km SSE of Ugashik, AlaskaFri, Aug 19, 1:36 PM AKDT · 3698 days ago · 58 km deep · 96 km away
5. 4.349 km E of Port Heiden, AlaskaTue, Aug 16, 11:58 AM AKDT · 3701 days ago · 11 km deep · 10 km away
6. 1.984 km S of Ugashik, AlaskaTue, Aug 16, 12:48 AM AKDT · 3702 days ago · 89 km deep · 32 km away
7. 2.052 km E of Port Heiden, AlaskaMon, Aug 15, 11:09 PM AKDT · 3702 days ago · 0 km deep · 14 km away
8. 1.947 km E of Chignik, AlaskaMon, Aug 15, 2:02 AM AKDT · 3703 days ago · 54 km deep · 76 km away
9. 2.030 km S of Ugashik, AlaskaSun, Aug 14, 12:18 AM AKDT · 3704 days ago · 2 km deep · 40 km away
10. 2.550 km E of Port Heiden, AlaskaFri, Aug 12, 11:18 AM AKDT · 3706 days ago · 4 km deep · 12 km away
11. 2.448 km E of Port Heiden, AlaskaFri, Aug 12, 5:21 AM AKDT · 3706 days ago · 13 km deep · 13 km away
12. 1.747 km SSW of Pilot Point, AlaskaThu, Aug 11, 9:31 AM AKDT · 3707 days ago · 25 km deep · 32 km away
13. 2.143 km ESE of Ugashik, AlaskaWed, Aug 10, 11:09 PM AKDT · 3707 days ago · 1 km deep · 70 km away
14. 1.644 km SSW of Ugashik, AlaskaTue, Aug 9, 1:11 PM AKDT · 3708 days ago · 3 km deep · 25 km away
15. 1.851 km SSW of Ugashik, AlaskaTue, Aug 9, 6:32 AM AKDT · 3709 days ago · 7 km deep · 17 km away
16. 1.8108 km E of Chignik, AlaskaTue, Aug 9, 5:46 AM AKDT · 3709 days ago · 66 km deep · 100 km away
17. 1.985 km ESE of Ugashik, AlaskaSun, Aug 7, 3:25 PM AKDT · 3710 days ago · 75 km deep · 99 km away
18. 2.255 km SE of Ugashik, AlaskaSat, Aug 6, 2:20 AM AKDT · 3712 days ago · 84 km deep · 69 km away
19. 2.558 km SSW of Ugashik, AlaskaThu, Aug 4, 6:14 PM AKDT · 3713 days ago · 4 km deep · 9 km away
20. 1.714 km N of Chignik Lake, AlaskaWed, Aug 3, 3:11 AM AKDT · 3715 days ago · 99 km deep · 89 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak016augblh8 (also filed as ak13914162). Read Mon, Oct 5, 2026, 7:16 AM UTC.