M1.6 earthquake 20 km WNW of Beluga, Alaska

Magnitude

1.6 (ml), micro

Local time

Thu, Oct 21, 2021, 4:20 AM AKDT

UTC

2021-10-21 12:20:37 UTC

Depth

67.7 km (42.1 mi), shallow

Epicenter

61.239° N, 151.398° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

61

• Nikiski, AlaskaPopulation 4,493. Forecast61 kmN
• Anchorage, AlaskaPopulation 289,600. Forecast80 kmW

After

1. 1.519 km NNW of Susitna, AlaskaThu, Oct 21, 5:07 AM AKDT · 1799 days ago · 66 km deep · 67 km away
2. 2.117 km NW of Susitna, AlaskaThu, Oct 21, 9:37 AM AKDT · 1799 days ago · 57 km deep · 61 km away
3. 1.744 km WNW of Tyonek, AlaskaThu, Oct 21, 9:50 AM AKDT · 1799 days ago · 92 km deep · 28 km away
4. 1.610 km N of Willow, AlaskaThu, Oct 21, 9:57 AM AKDT · 1799 days ago · 25 km deep · 99 km away
5. 1.913 km ESE of Skwentna, AlaskaThu, Oct 21, 11:03 AM AKDT · 1799 days ago · 68 km deep · 80 km away
6. 1.534 km WSW of Skwentna, AlaskaThu, Oct 21, 4:31 PM AKDT · 1798 days ago · 115 km deep · 78 km away
7. 1.663 km WNW of Tyonek, AlaskaThu, Oct 21, 4:50 PM AKDT · 1798 days ago · 119 km deep · 45 km away
8. 2.432 km NW of Beluga, AlaskaThu, Oct 21, 5:58 PM AKDT · 1798 days ago · 72 km deep · 14 km away
9. 2.07 km W of Funny River, AlaskaThu, Oct 21, 6:04 PM AKDT · 1798 days ago · 14 km deep · 87 km away
10. 2.359 km W of Salamatof, AlaskaFri, Oct 22, 2:04 AM AKDT · 1798 days ago · 95 km deep · 96 km away
11. 1.628 km NW of Nikiski, AlaskaFri, Oct 22, 3:59 AM AKDT · 1798 days ago · 75 km deep · 40 km away
12. 1.520 km SSE of Point Possession, AlaskaFri, Oct 22, 7:34 AM AKDT · 1798 days ago · 13 km deep · 71 km away
13. 1.813 km ENE of Skwentna, AlaskaFri, Oct 22, 12:33 PM AKDT · 1798 days ago · 73 km deep · 88 km away
14. 1.745 km W of Kalifornsky, AlaskaFri, Oct 22, 5:42 PM AKDT · 1797 days ago · 88 km deep · 93 km away
15. 2.113 km WSW of Big Lake, AlaskaFri, Oct 22, 11:37 PM AKDT · 1797 days ago · 39 km deep · 69 km away
16. 1.659 km WNW of Beluga, AlaskaSat, Oct 23, 3:04 AM AKDT · 1797 days ago · 104 km deep · 39 km away · felt by 1
17. 1.558 km W of Tyonek, AlaskaSat, Oct 23, 2:52 PM AKDT · 1797 days ago · 102 km deep · 49 km away
18. 1.82 km S of Big Lake, AlaskaSat, Oct 23, 10:42 PM AKDT · 1796 days ago · 44 km deep · 82 km away
19. 1.830 km SE of Skwentna, AlaskaSat, Oct 23, 11:00 PM AKDT · 1796 days ago · 79 km deep · 62 km away
20. 2.319 km SW of Point MacKenzie, AlaskaSun, Oct 24, 3:53 AM AKDT · 1796 days ago · 46 km deep · 60 km away
21. 1.629 km SSW of Skwentna, AlaskaSun, Oct 24, 7:18 AM AKDT · 1796 days ago · 84 km deep · 59 km away
22. 1.612 km WNW of Anchorage, AlaskaSun, Oct 24, 7:25 AM AKDT · 1796 days ago · 46 km deep · 69 km away
23. 1.52 km SE of Big Lake, AlaskaSun, Oct 24, 1:34 PM AKDT · 1796 days ago · 40 km deep · 84 km away
24. 1.936 km W of Skwentna, AlaskaSun, Oct 24, 8:09 PM AKDT · 1795 days ago · 104 km deep · 96 km away
25. 1.825 km NNW of Susitna, AlaskaMon, Oct 25, 4:10 AM AKDT · 1795 days ago · 57 km deep · 71 km away
26. 1.527 km NNW of Beluga, AlaskaMon, Oct 25, 11:10 AM AKDT · 1795 days ago · 61 km deep · 19 km away
27. 1.53 km E of Point MacKenzie, AlaskaMon, Oct 25, 11:17 AM AKDT · 1795 days ago · 12 km deep · 80 km away
28. 1.527 km SSW of Susitna, AlaskaMon, Oct 25, 3:22 PM AKDT · 1795 days ago · 49 km deep · 38 km away
29. 1.567 km WNW of Nikiski, AlaskaMon, Oct 25, 7:51 PM AKDT · 1794 days ago · 112 km deep · 65 km away
30. 1.825 km NNW of Susitna, AlaskaMon, Oct 25, 10:47 PM AKDT · 1794 days ago · 53 km deep · 66 km away
31. 2.020 km SE of Skwentna, AlaskaTue, Oct 26, 3:44 AM AKDT · 1794 days ago · 16 km deep · 71 km away
32. 2.04 km SSE of Big Lake, AlaskaTue, Oct 26, 5:07 AM AKDT · 1794 days ago · 40 km deep · 83 km away
33. 1.863 km WNW of Tyonek, AlaskaTue, Oct 26, 5:48 AM AKDT · 1794 days ago · 109 km deep · 48 km away
34. 1.736 km NW of Beluga, AlaskaTue, Oct 26, 7:11 AM AKDT · 1794 days ago · 77 km deep · 20 km away
35. 1.514 km W of Point Possession, AlaskaTue, Oct 26, 12:29 PM AKDT · 1794 days ago · 8 km deep · 43 km away
36. 2.58 km NNE of Point MacKenzie, AlaskaTue, Oct 26, 3:49 PM AKDT · 1794 days ago · 38 km deep · 83 km away · felt by 1
37. 2.646 km W of Kalifornsky, AlaskaTue, Oct 26, 7:39 PM AKDT · 1793 days ago · 81 km deep · 94 km away
38. 1.7Southern AlaskaTue, Oct 26, 10:05 PM AKDT · 1793 days ago · 42 km deep · 73 km away · felt by 1
39. 2.342 km W of Nikiski, AlaskaWed, Oct 27, 12:03 AM AKDT · 1793 days ago · 86 km deep · 66 km away
40. 1.57 km SW of Hope, AlaskaWed, Oct 27, 3:01 AM AKDT · 1793 days ago · 41 km deep · 97 km away
41. 1.619 km W of Tyonek, AlaskaWed, Oct 27, 8:37 AM AKDT · 1793 days ago · 70 km deep · 21 km away
42. 2.342 km NW of Beluga, AlaskaWed, Oct 27, 9:23 AM AKDT · 1793 days ago · 73 km deep · 25 km away
43. 1.64 km NNW of Big Lake, AlaskaWed, Oct 27, 1:04 PM AKDT · 1793 days ago · 48 km deep · 83 km away
44. 2.012 km WSW of Susitna, AlaskaWed, Oct 27, 7:11 PM AKDT · 1792 days ago · 57 km deep · 46 km away
45. 1.566 km SW of Skwentna, AlaskaWed, Oct 27, 9:41 PM AKDT · 1792 days ago · 118 km deep · 59 km away
46. 1.743 km WSW of Skwentna, AlaskaThu, Oct 28, 9:38 AM AKDT · 1792 days ago · 107 km deep · 72 km away
47. 1.861 km W of Tyonek, AlaskaThu, Oct 28, 1:07 PM AKDT · 1792 days ago · 115 km deep · 47 km away
48. 1.721 km S of Skwentna, AlaskaFri, Oct 29, 3:25 AM AKDT · 1791 days ago · 73 km deep · 62 km away
49. 1.530 km WNW of Beluga, AlaskaFri, Oct 29, 8:41 AM AKDT · 1791 days ago · 74 km deep · 11 km away
50. 2.523 km WNW of Nikiski, AlaskaFri, Oct 29, 12:14 PM AKDT · 1791 days ago · 79 km deep · 58 km away
51. 1.78 km E of Salamatof, AlaskaFri, Oct 29, 2:44 PM AKDT · 1791 days ago · 51 km deep · 69 km away
52. 1.510 km NE of Skwentna, AlaskaFri, Oct 29, 7:30 PM AKDT · 1790 days ago · 75 km deep · 92 km away
53. 1.525 km NW of Susitna, AlaskaFri, Oct 29, 9:08 PM AKDT · 1790 days ago · 64 km deep · 58 km away
54. 1.561 km W of Tyonek, AlaskaSun, Oct 31, 12:51 AM AKDT · 1789 days ago · 4 km deep · 50 km away
55. 1.729 km NNW of Susitna, AlaskaSun, Oct 31, 1:07 AM AKDT · 1789 days ago · 57 km deep · 73 km away
56. 1.86 km NW of Beluga, AlaskaSun, Oct 31, 1:21 AM AKDT · 1789 days ago · 61 km deep · 14 km away
57. 1.67 km W of Soldotna, AlaskaSun, Oct 31, 8:12 AM AKDT · 1789 days ago · 57 km deep · 84 km away
58. 1.75 km WSW of Point MacKenzie, AlaskaSun, Oct 31, 8:53 AM AKDT · 1789 days ago · 38 km deep · 72 km away
59. 1.630 km NW of Beluga, AlaskaSun, Oct 31, 10:19 AM AKDT · 1789 days ago · 74 km deep · 12 km away
60. 1.69 km NNW of Big Lake, AlaskaSun, Oct 31, 2:14 PM AKDT · 1789 days ago · 55 km deep · 84 km away

The first 60 of at least 200.

Before

1. 1.534 km W of Tyonek, AlaskaThu, Oct 21, 1:45 AM AKDT · 1799 days ago · 76 km deep · 26 km away
2. 1.629 km WSW of Salamatof, AlaskaWed, Oct 20, 9:19 PM AKDT · 1799 days ago · 71 km deep · 82 km away
3. 1.560 km WNW of Beluga, AlaskaWed, Oct 20, 9:03 PM AKDT · 1799 days ago · 10 km deep · 41 km away
4. 1.749 km NW of Beluga, AlaskaWed, Oct 20, 1:57 PM AKDT · 1800 days ago · 85 km deep · 30 km away
5. 1.56 km S of Willow, AlaskaWed, Oct 20, 1:23 AM AKDT · 1800 days ago · 41 km deep · 89 km away
6. 1.664 km W of Tyonek, AlaskaTue, Oct 19, 11:01 PM AKDT · 1800 days ago · 112 km deep · 53 km away
7. 1.516 km SE of Susitna, AlaskaTue, Oct 19, 10:16 PM AKDT · 1800 days ago · 53 km deep · 60 km away
8. 1.557 km NW of Beluga, AlaskaTue, Oct 19, 5:44 PM AKDT · 1800 days ago · 7 km deep · 38 km away
9. 1.514 km SW of Salamatof, AlaskaTue, Oct 19, 11:37 AM AKDT · 1801 days ago · 66 km deep · 78 km away
10. 1.626 km ENE of Skwentna, AlaskaTue, Oct 19, 9:05 AM AKDT · 1801 days ago · 68 km deep · 97 km away
11. 1.859 km NW of Beluga, AlaskaTue, Oct 19, 6:17 AM AKDT · 1801 days ago · 9 km deep · 39 km away
12. 1.516 km W of Susitna, AlaskaTue, Oct 19, 1:51 AM AKDT · 1801 days ago · 57 km deep · 45 km away
13. 1.660 km SSW of Skwentna, AlaskaMon, Oct 18, 11:27 AM AKDT · 1802 days ago · 9 km deep · 45 km away
14. 1.511 km SE of Point Possession, AlaskaMon, Oct 18, 11:13 AM AKDT · 1802 days ago · 42 km deep · 64 km away
15. 2.223 km W of Susitna, AlaskaMon, Oct 18, 10:40 AM AKDT · 1802 days ago · 66 km deep · 41 km away
16. 1.57 km SSE of Willow, AlaskaMon, Oct 18, 2:16 AM AKDT · 1802 days ago · 38 km deep · 89 km away
17. 1.828 km NW of Susitna, AlaskaSun, Oct 17, 9:48 PM AKDT · 1802 days ago · 61 km deep · 62 km away
18. 1.87 km NNE of Sterling, AlaskaSun, Oct 17, 3:00 PM AKDT · 1803 days ago · 40 km deep · 81 km away · felt by 1
19. 1.634 km W of Salamatof, AlaskaSun, Oct 17, 11:14 AM AKDT · 1803 days ago · 80 km deep · 70 km away
20. 1.536 km WSW of Skwentna, AlaskaSun, Oct 17, 5:49 AM AKDT · 1803 days ago · 107 km deep · 82 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021dif9lle. Read Thu, Sep 24, 2026, 11:28 AM UTC.