M1.6 earthquake 9 km S of Halibut Cove, Alaska

Magnitude

1.6 (ml), micro

Local time

Thu, Aug 19, 2021, 3:29 AM AKDT

UTC

2021-08-19 11:29:38 UTC

Depth

4.8 km (3.0 mi), shallow

Epicenter

59.513° N, 151.254° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

31

• Homer, AlaskaPopulation 5,515. Forecast22 kmSE
• Anchorage, AlaskaPopulation 289,600. Forecast204 kmSSW

After

1. 1.710 km S of Fox River, AlaskaThu, Aug 19, 3:30 AM AKDT · 1866 days ago · 38 km deep · 31 km away
2. 1.77 km E of Ninilchik, AlaskaFri, Aug 20, 12:17 AM AKDT · 1865 days ago · 61 km deep · 61 km away
3. 1.920 km SSE of Fox River, AlaskaFri, Aug 20, 2:51 AM AKDT · 1865 days ago · 36 km deep · 33 km away
4. 1.561 km WNW of Nanwalek, AlaskaFri, Aug 20, 6:52 AM AKDT · 1865 days ago · 99 km deep · 95 km away
5. 1.650 km W of Anchor Point, AlaskaFri, Aug 20, 11:49 AM AKDT · 1865 days ago · 84 km deep · 86 km away
6. 2.0Southern AlaskaFri, Aug 20, 6:53 PM AKDT · 1864 days ago · 87 km deep · 97 km away
7. 1.53 km NW of Seldovia Village, AlaskaFri, Aug 20, 9:31 PM AKDT · 1864 days ago · 53 km deep · 25 km away
8. 1.528 km NNE of Fox River, AlaskaFri, Aug 20, 9:38 PM AKDT · 1864 days ago · 42 km deep · 70 km away
9. 1.648 km WNW of Nanwalek, AlaskaSat, Aug 21, 12:06 AM AKDT · 1864 days ago · 88 km deep · 82 km away
10. 1.547 km WNW of Happy Valley, AlaskaSat, Aug 21, 5:14 AM AKDT · 1864 days ago · 93 km deep · 97 km away
11. 1.849 km WNW of Happy Valley, AlaskaSat, Aug 21, 10:32 AM AKDT · 1864 days ago · 106 km deep · 99 km away
12. 1.850 km SW of Nanwalek, AlaskaSat, Aug 21, 11:46 AM AKDT · 1864 days ago · 58 km deep · 92 km away
13. 1.648 km WNW of Happy Valley, AlaskaSat, Aug 21, 1:00 PM AKDT · 1864 days ago · 92 km deep · 98 km away
14. 1.612 km WNW of Fox River, AlaskaSat, Aug 21, 7:56 PM AKDT · 1863 days ago · 53 km deep · 44 km away
15. 1.551 km W of Nanwalek, AlaskaSun, Aug 22, 7:52 PM AKDT · 1862 days ago · 68 km deep · 92 km away
16. 1.653 km WNW of Nanwalek, AlaskaSun, Aug 22, 8:27 PM AKDT · 1862 days ago · 88 km deep · 89 km away
17. 1.543 km SSW of Cooper Landing, AlaskaMon, Aug 23, 2:07 AM AKDT · 1862 days ago · 37 km deep · 92 km away
18. 1.956 km SW of Nanwalek, AlaskaMon, Aug 23, 11:48 AM AKDT · 1862 days ago · 65 km deep · 97 km away
19. 1.520 km E of Kasilof, AlaskaMon, Aug 23, 1:56 PM AKDT · 1862 days ago · 54 km deep · 92 km away
20. 1.633 km SSW of Nanwalek, AlaskaMon, Aug 23, 10:38 PM AKDT · 1861 days ago · 60 km deep · 71 km away
21. 1.517 km W of Nanwalek, AlaskaTue, Aug 24, 5:03 AM AKDT · 1861 days ago · 70 km deep · 57 km away
22. 1.564 km ESE of Fox River, AlaskaTue, Aug 24, 6:23 AM AKDT · 1861 days ago · 15 km deep · 71 km away
23. 1.550 km W of Nanwalek, AlaskaTue, Aug 24, 10:09 AM AKDT · 1861 days ago · 75 km deep · 89 km away
24. 1.524 km NNE of Fox River, AlaskaTue, Aug 24, 10:42 AM AKDT · 1861 days ago · 49 km deep · 66 km away
25. 1.58 km S of Nanwalek, AlaskaTue, Aug 24, 10:52 AM AKDT · 1861 days ago · 54 km deep · 45 km away
26. 2.93 km ENE of Kachemak, AlaskaTue, Aug 24, 5:36 PM AKDT · 1860 days ago · 45 km deep · 20 km away · felt by 1
27. 1.97 km ESE of Ninilchik, AlaskaTue, Aug 24, 7:42 PM AKDT · 1860 days ago · 59 km deep · 59 km away
28. 2.244 km W of Happy Valley, AlaskaWed, Aug 25, 1:59 AM AKDT · 1860 days ago · 96 km deep · 88 km away
29. 1.658 km WNW of Nanwalek, AlaskaWed, Aug 25, 6:23 AM AKDT · 1860 days ago · 96 km deep · 90 km away
30. 1.845 km ESE of Halibut Cove, AlaskaWed, Aug 25, 6:36 AM AKDT · 1860 days ago · 30 km deep · 46 km away
31. 2.257 km W of Anchor Point, AlaskaWed, Aug 25, 11:58 AM AKDT · 1860 days ago · 100 km deep · 97 km away
32. 1.833 km SSW of Nanwalek, AlaskaWed, Aug 25, 8:24 PM AKDT · 1859 days ago · 75 km deep · 72 km away · felt by 1
33. 1.67 km SW of Halibut Cove, AlaskaThu, Aug 26, 2:03 AM AKDT · 1859 days ago · 10 km deep · 6 km away
34. 2.03 km SE of Nikolaevsk, AlaskaThu, Aug 26, 6:48 AM AKDT · 1859 days ago · 52 km deep · 36 km away
35. 1.556 km W of Nanwalek, AlaskaThu, Aug 26, 6:17 PM AKDT · 1858 days ago · 100 km deep · 95 km away
36. 3.615 km WSW of Anchor Point, AlaskaFri, Aug 27, 8:19 AM AKDT · 1858 days ago · 62 km deep · 51 km away · felt by 5
37. 2.345 km WSW of Nanwalek, AlaskaFri, Aug 27, 10:43 AM AKDT · 1858 days ago · 65 km deep · 87 km away
38. 1.652 km WNW of Nanwalek, AlaskaFri, Aug 27, 2:21 PM AKDT · 1858 days ago · 86 km deep · 84 km away
39. 3.065 km WNW of Nanwalek, AlaskaSat, Aug 28, 12:12 AM AKDT · 1857 days ago · 97 km deep · 99 km away
40. 1.911 km SE of Halibut Cove, AlaskaSat, Aug 28, 5:12 AM AKDT · 1857 days ago · 8 km deep · 8 km away
41. 2.124 km S of Nanwalek, AlaskaSat, Aug 28, 7:22 AM AKDT · 1857 days ago · 49 km deep · 59 km away
42. 2.114 km S of Clam Gulch, AlaskaSat, Aug 28, 1:44 PM AKDT · 1857 days ago · 63 km deep · 66 km away
43. 1.649 km W of Ninilchik, AlaskaSat, Aug 28, 7:15 PM AKDT · 1856 days ago · 94 km deep · 100 km away
44. 2.3Southern AlaskaSat, Aug 28, 7:38 PM AKDT · 1856 days ago · 76 km deep · 78 km away
45. 1.836 km WNW of Ninilchik, AlaskaSat, Aug 28, 7:46 PM AKDT · 1856 days ago · 73 km deep · 95 km away
46. 2.152 km W of Nanwalek, AlaskaSun, Aug 29, 4:33 AM AKDT · 1856 days ago · 76 km deep · 92 km away
47. 1.763 km E of Pedro Bay, AlaskaSun, Aug 29, 4:05 PM AKDT · 1855 days ago · 86 km deep · 100 km away
48. 1.638 km WSW of Anchor Point, AlaskaSun, Aug 29, 7:46 PM AKDT · 1855 days ago · 68 km deep · 68 km away
49. 1.621 km SW of Lowell Point, AlaskaTue, Aug 31, 10:30 AM AKDT · 1854 days ago · 7 km deep · 99 km away
50. 1.612 km E of Kasilof, AlaskaTue, Aug 31, 6:09 PM AKDT · 1853 days ago · 51 km deep · 92 km away
51. 1.548 km WNW of Nanwalek, AlaskaTue, Aug 31, 8:24 PM AKDT · 1853 days ago · 85 km deep · 84 km away
52. 1.842 km WSW of Nanwalek, AlaskaWed, Sep 1, 2:45 AM AKDT · 1853 days ago · 77 km deep · 84 km away
53. 2.159 km WNW of Nanwalek, AlaskaWed, Sep 1, 6:20 PM AKDT · 1852 days ago · 84 km deep · 94 km away
54. 1.622 km NNW of Ninilchik, AlaskaWed, Sep 1, 11:22 PM AKDT · 1852 days ago · 67 km deep · 87 km away
55. 2.351 km WNW of Nanwalek, AlaskaThu, Sep 2, 10:14 AM AKDT · 1852 days ago · 79 km deep · 82 km away
56. 1.528 km WSW of Anchor Point, AlaskaThu, Sep 2, 1:24 PM AKDT · 1852 days ago · 73 km deep · 64 km away
57. 2.237 km WSW of Anchor Point, AlaskaThu, Sep 2, 1:51 PM AKDT · 1852 days ago · 69 km deep · 69 km away
58. 1.67 km WSW of Happy Valley, AlaskaThu, Sep 2, 2:09 PM AKDT · 1852 days ago · 71 km deep · 57 km away
59. 2.046 km SW of Nanwalek, AlaskaThu, Sep 2, 11:25 PM AKDT · 1851 days ago · 59 km deep · 86 km away
60. 1.555 km WSW of Nanwalek, AlaskaThu, Sep 2, 11:35 PM AKDT · 1851 days ago · 70 km deep · 97 km away

The first 60 of at least 200.

Before

1. 2.433 km SSE of Funny River, AlaskaWed, Aug 18, 1:50 PM AKDT · 1867 days ago · 11 km deep · 85 km away
2. 1.628 km WNW of Ninilchik, AlaskaWed, Aug 18, 6:25 AM AKDT · 1867 days ago · 83 km deep · 89 km away
3. 1.876 km S of Port Graham, AlaskaWed, Aug 18, 5:52 AM AKDT · 1867 days ago · 44 km deep · 96 km away
4. 2.516 km ESE of Seldovia Village, AlaskaWed, Aug 18, 3:32 AM AKDT · 1867 days ago · 43 km deep · 13 km away
5. 2.116 km SSE of Soldotna, AlaskaWed, Aug 18, 1:04 AM AKDT · 1867 days ago · 55 km deep · 95 km away
6. 1.647 km WNW of Nanwalek, AlaskaTue, Aug 17, 8:30 PM AKDT · 1867 days ago · 79 km deep · 82 km away
7. 1.946 km WNW of Happy Valley, AlaskaTue, Aug 17, 3:47 PM AKDT · 1867 days ago · 94 km deep · 97 km away
8. 2.256 km SSW of Nanwalek, AlaskaMon, Aug 16, 10:53 AM AKDT · 1869 days ago · 58 km deep · 88 km away
9. 1.56 km NNE of Anchor Point, AlaskaMon, Aug 16, 9:18 AM AKDT · 1869 days ago · 57 km deep · 47 km away
10. 1.558 km W of Nanwalek, AlaskaMon, Aug 16, 1:29 AM AKDT · 1869 days ago · 67 km deep · 95 km away
11. 1.649 km WNW of Nanwalek, AlaskaMon, Aug 16, 12:07 AM AKDT · 1869 days ago · 73 km deep · 81 km away
12. 1.513 km SW of Nanwalek, AlaskaSun, Aug 15, 7:47 PM AKDT · 1869 days ago · 57 km deep · 54 km away
13. 2.317 km NW of Happy Valley, AlaskaSun, Aug 15, 1:18 PM AKDT · 1870 days ago · 83 km deep · 72 km away
14. 1.659 km SW of Nanwalek, AlaskaSat, Aug 14, 8:03 PM AKDT · 1870 days ago · 67 km deep · 99 km away
15. 1.642 km SW of Nanwalek, AlaskaSat, Aug 14, 2:27 PM AKDT · 1871 days ago · 67 km deep · 83 km away
16. 1.613 km SW of Halibut Cove, AlaskaSat, Aug 14, 8:15 AM AKDT · 1871 days ago · 46 km deep · 7 km away
17. 1.543 km SW of Nanwalek, AlaskaFri, Aug 13, 11:28 PM AKDT · 1871 days ago · 82 km deep · 83 km away
18. 1.565 km ESE of Pedro Bay, AlaskaFri, Aug 13, 9:53 PM AKDT · 1871 days ago · 110 km deep · 98 km away
19. 1.5Southern AlaskaFri, Aug 13, 9:49 PM AKDT · 1871 days ago · 87 km deep · 95 km away
20. 2.649 km W of Happy Valley, AlaskaFri, Aug 13, 5:15 PM AKDT · 1871 days ago · 97 km deep · 95 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021am7v8ev. Read Mon, Sep 28, 2026, 11:14 AM UTC.