M1.6 earthquake 48 km WNW of Nanwalek, Alaska

Magnitude

1.6 (ml), micro

Local time

Sat, Aug 21, 2021, 12:06 AM AKDT

UTC

2021-08-21 08:06:49 UTC

Depth

88.4 km (54.9 mi), intermediate-depth

Epicenter

59.522° N, 152.708° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

35

• Anchor Point, AlaskaPopulation 1,930. Forecast57 kmWSW
• Anchorage, AlaskaPopulation 289,600. Forecast244 kmSW

After

1. 1.547 km WNW of Happy Valley, AlaskaSat, Aug 21, 5:14 AM AKDT · 1863 days ago · 93 km deep · 65 km away
2. 1.661 km SE of Pedro Bay, AlaskaSat, Aug 21, 5:16 AM AKDT · 1863 days ago · 117 km deep · 46 km away
3. 1.935 km E of Pedro Bay, AlaskaSat, Aug 21, 6:07 AM AKDT · 1863 days ago · 132 km deep · 55 km away
4. 1.849 km WNW of Happy Valley, AlaskaSat, Aug 21, 10:32 AM AKDT · 1863 days ago · 106 km deep · 67 km away
5. 1.767 km E of Port Alsworth, AlaskaSat, Aug 21, 11:08 AM AKDT · 1863 days ago · 138 km deep · 90 km away
6. 1.850 km SW of Nanwalek, AlaskaSat, Aug 21, 11:46 AM AKDT · 1863 days ago · 58 km deep · 49 km away
7. 1.638 km ENE of Pedro Bay, AlaskaSat, Aug 21, 12:38 PM AKDT · 1863 days ago · 131 km deep · 58 km away
8. 1.648 km WNW of Happy Valley, AlaskaSat, Aug 21, 1:00 PM AKDT · 1863 days ago · 92 km deep · 67 km away
9. 1.612 km WNW of Fox River, AlaskaSat, Aug 21, 7:56 PM AKDT · 1862 days ago · 53 km deep · 97 km away
10. 1.548 km ENE of Pedro Bay, AlaskaSun, Aug 22, 7:48 AM AKDT · 1862 days ago · 123 km deep · 55 km away
11. 1.551 km W of Nanwalek, AlaskaSun, Aug 22, 7:52 PM AKDT · 1861 days ago · 68 km deep · 26 km away
12. 1.653 km WNW of Nanwalek, AlaskaSun, Aug 22, 8:27 PM AKDT · 1861 days ago · 88 km deep · 8 km away
13. 1.762 km SW of Nanwalek, AlaskaMon, Aug 23, 12:00 AM AKDT · 1861 days ago · 55 km deep · 58 km away
14. 1.956 km SW of Nanwalek, AlaskaMon, Aug 23, 11:48 AM AKDT · 1861 days ago · 65 km deep · 57 km away
15. 1.943 km E of Pedro Bay, AlaskaMon, Aug 23, 6:03 PM AKDT · 1861 days ago · 128 km deep · 43 km away
16. 1.669 km SW of Nanwalek, AlaskaMon, Aug 23, 6:21 PM AKDT · 1861 days ago · 67 km deep · 62 km away
17. 1.633 km SSW of Nanwalek, AlaskaMon, Aug 23, 10:38 PM AKDT · 1860 days ago · 60 km deep · 56 km away
18. 1.969 km E of Port Alsworth, AlaskaTue, Aug 24, 12:08 AM AKDT · 1860 days ago · 138 km deep · 76 km away
19. 1.861 km SE of Pedro Bay, AlaskaTue, Aug 24, 2:58 AM AKDT · 1860 days ago · 104 km deep · 49 km away
20. 1.664 km WNW of Happy Valley, AlaskaTue, Aug 24, 3:09 AM AKDT · 1860 days ago · 101 km deep · 70 km away
21. 1.559 km WNW of Anchor Point, AlaskaTue, Aug 24, 3:19 AM AKDT · 1860 days ago · 90 km deep · 51 km away
22. 1.517 km W of Nanwalek, AlaskaTue, Aug 24, 5:03 AM AKDT · 1860 days ago · 70 km deep · 33 km away
23. 1.772 km WNW of Happy Valley, AlaskaTue, Aug 24, 5:28 AM AKDT · 1860 days ago · 120 km deep · 74 km away
24. 1.662 km WNW of Anchor Point, AlaskaTue, Aug 24, 7:09 AM AKDT · 1860 days ago · 109 km deep · 45 km away
25. 1.6Southern AlaskaTue, Aug 24, 8:22 AM AKDT · 1860 days ago · 117 km deep · 72 km away
26. 1.550 km W of Nanwalek, AlaskaTue, Aug 24, 10:09 AM AKDT · 1860 days ago · 75 km deep · 17 km away
27. 1.58 km S of Nanwalek, AlaskaTue, Aug 24, 10:52 AM AKDT · 1860 days ago · 54 km deep · 53 km away
28. 2.93 km ENE of Kachemak, AlaskaTue, Aug 24, 5:36 PM AKDT · 1860 days ago · 45 km deep · 77 km away · felt by 1
29. 1.97 km ESE of Ninilchik, AlaskaTue, Aug 24, 7:42 PM AKDT · 1859 days ago · 59 km deep · 85 km away
30. 2.344 km NW of Ninilchik, AlaskaTue, Aug 24, 9:04 PM AKDT · 1859 days ago · 90 km deep · 96 km away
31. 1.688 km SW of Nanwalek, AlaskaWed, Aug 25, 1:23 AM AKDT · 1859 days ago · 62 km deep · 77 km away
32. 2.244 km W of Happy Valley, AlaskaWed, Aug 25, 1:59 AM AKDT · 1859 days ago · 96 km deep · 51 km away
33. 1.658 km WNW of Nanwalek, AlaskaWed, Aug 25, 6:23 AM AKDT · 1859 days ago · 96 km deep · 11 km away
34. 2.257 km W of Anchor Point, AlaskaWed, Aug 25, 11:58 AM AKDT · 1859 days ago · 100 km deep · 37 km away
35. 1.833 km SSW of Nanwalek, AlaskaWed, Aug 25, 8:24 PM AKDT · 1858 days ago · 75 km deep · 55 km away · felt by 1
36. 1.648 km ENE of Pedro Bay, AlaskaWed, Aug 25, 9:12 PM AKDT · 1858 days ago · 129 km deep · 51 km away
37. 1.67 km SW of Halibut Cove, AlaskaThu, Aug 26, 2:03 AM AKDT · 1858 days ago · 10 km deep · 78 km away
38. 1.852 km NE of Pedro Bay, AlaskaThu, Aug 26, 6:01 AM AKDT · 1858 days ago · 153 km deep · 70 km away
39. 2.03 km SE of Nikolaevsk, AlaskaThu, Aug 26, 6:48 AM AKDT · 1858 days ago · 52 km deep · 70 km away
40. 1.556 km W of Nanwalek, AlaskaThu, Aug 26, 6:17 PM AKDT · 1858 days ago · 100 km deep · 19 km away
41. 1.543 km NW of Ninilchik, AlaskaThu, Aug 26, 8:45 PM AKDT · 1857 days ago · 89 km deep · 96 km away
42. 1.655 km E of Pedro Bay, AlaskaThu, Aug 26, 8:47 PM AKDT · 1857 days ago · 108 km deep · 38 km away
43. 1.854 km E of Port Alsworth, AlaskaThu, Aug 26, 9:08 PM AKDT · 1857 days ago · 151 km deep · 79 km away
44. 2.164 km WNW of Happy Valley, AlaskaFri, Aug 27, 8:09 AM AKDT · 1857 days ago · 116 km deep · 65 km away
45. 3.615 km WSW of Anchor Point, AlaskaFri, Aug 27, 8:19 AM AKDT · 1857 days ago · 62 km deep · 41 km away · felt by 5
46. 2.345 km WSW of Nanwalek, AlaskaFri, Aug 27, 10:43 AM AKDT · 1857 days ago · 65 km deep · 38 km away
47. 1.652 km WNW of Nanwalek, AlaskaFri, Aug 27, 2:21 PM AKDT · 1857 days ago · 86 km deep · 6 km away
48. 2.860 km E of Port Alsworth, AlaskaFri, Aug 27, 4:50 PM AKDT · 1857 days ago · 142 km deep · 80 km away
49. 2.843 km NW of Ninilchik, AlaskaFri, Aug 27, 4:54 PM AKDT · 1857 days ago · 83 km deep · 92 km away
50. 3.065 km WNW of Nanwalek, AlaskaSat, Aug 28, 12:12 AM AKDT · 1856 days ago · 97 km deep · 17 km away
51. 2.245 km NE of Pedro Bay, AlaskaSat, Aug 28, 4:06 AM AKDT · 1856 days ago · 143 km deep · 70 km away
52. 1.651 km ENE of Pedro Bay, AlaskaSat, Aug 28, 4:10 AM AKDT · 1856 days ago · 104 km deep · 56 km away
53. 1.911 km SE of Halibut Cove, AlaskaSat, Aug 28, 5:12 AM AKDT · 1856 days ago · 8 km deep · 90 km away
54. 2.124 km S of Nanwalek, AlaskaSat, Aug 28, 7:22 AM AKDT · 1856 days ago · 49 km deep · 59 km away
55. 2.065 km W of Nanwalek, AlaskaSat, Aug 28, 9:41 AM AKDT · 1856 days ago · 80 km deep · 36 km away
56. 1.644 km WNW of Ninilchik, AlaskaSat, Aug 28, 1:01 PM AKDT · 1856 days ago · 84 km deep · 78 km away
57. 2.114 km S of Clam Gulch, AlaskaSat, Aug 28, 1:44 PM AKDT · 1856 days ago · 63 km deep · 97 km away
58. 1.649 km W of Ninilchik, AlaskaSat, Aug 28, 7:15 PM AKDT · 1856 days ago · 94 km deep · 69 km away
59. 2.3Southern AlaskaSat, Aug 28, 7:38 PM AKDT · 1855 days ago · 76 km deep · 52 km away
60. 1.836 km WNW of Ninilchik, AlaskaSat, Aug 28, 7:46 PM AKDT · 1855 days ago · 73 km deep · 80 km away

The first 60 of at least 200.

Before

1. 1.53 km NW of Seldovia Village, AlaskaFri, Aug 20, 9:31 PM AKDT · 1863 days ago · 53 km deep · 57 km away
2. 2.0Southern AlaskaFri, Aug 20, 6:53 PM AKDT · 1864 days ago · 87 km deep · 31 km away
3. 1.753 km E of Pedro Bay, AlaskaFri, Aug 20, 6:03 PM AKDT · 1864 days ago · 115 km deep · 33 km away
4. 1.650 km W of Anchor Point, AlaskaFri, Aug 20, 11:49 AM AKDT · 1864 days ago · 84 km deep · 22 km away
5. 1.561 km WNW of Nanwalek, AlaskaFri, Aug 20, 6:52 AM AKDT · 1864 days ago · 99 km deep · 14 km away
6. 1.77 km E of Ninilchik, AlaskaFri, Aug 20, 12:17 AM AKDT · 1864 days ago · 61 km deep · 88 km away
7. 1.640 km E of Pedro Bay, AlaskaThu, Aug 19, 7:45 PM AKDT · 1864 days ago · 140 km deep · 52 km away
8. 1.544 km NW of Ninilchik, AlaskaThu, Aug 19, 7:18 PM AKDT · 1865 days ago · 81 km deep · 95 km away
9. 1.561 km W of Happy Valley, AlaskaThu, Aug 19, 3:25 PM AKDT · 1865 days ago · 108 km deep · 55 km away
10. 1.833 km E of Pedro Bay, AlaskaThu, Aug 19, 12:55 PM AKDT · 1865 days ago · 125 km deep · 57 km away
11. 2.739 km NW of Ninilchik, AlaskaThu, Aug 19, 11:51 AM AKDT · 1865 days ago · 75 km deep · 95 km away
12. 2.1Southern AlaskaThu, Aug 19, 8:15 AM AKDT · 1865 days ago · 102 km deep · 59 km away
13. 1.710 km S of Fox River, AlaskaThu, Aug 19, 3:30 AM AKDT · 1865 days ago · 38 km deep · 100 km away
14. 1.69 km S of Halibut Cove, AlaskaThu, Aug 19, 3:29 AM AKDT · 1865 days ago · 5 km deep · 82 km away
15. 1.662 km SE of Pope-Vannoy Landing, AlaskaWed, Aug 18, 8:40 PM AKDT · 1865 days ago · 96 km deep · 79 km away
16. 1.628 km WNW of Ninilchik, AlaskaWed, Aug 18, 6:25 AM AKDT · 1866 days ago · 83 km deep · 82 km away
17. 2.516 km ESE of Seldovia Village, AlaskaWed, Aug 18, 3:32 AM AKDT · 1866 days ago · 43 km deep · 76 km away
18. 1.666 km E of Port Alsworth, AlaskaWed, Aug 18, 1:57 AM AKDT · 1866 days ago · 125 km deep · 89 km away
19. 2.859 km WNW of Anchor Point, AlaskaTue, Aug 17, 11:23 PM AKDT · 1866 days ago · 101 km deep · 54 km away
20. 1.929 km NE of Pedro Bay, AlaskaTue, Aug 17, 8:38 PM AKDT · 1866 days ago · 157 km deep · 74 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021aph0q15. Read Sun, Sep 27, 2026, 3:03 PM UTC.