M2.1 earthquake 17 km NW of Susitna, Alaska

Magnitude

2.1 (ml), micro

Local time

Thu, Oct 21, 2021, 9:37 AM AKDT

UTC

2021-10-21 17:37:36 UTC

Depth

57.2 km (35.5 mi), shallow

Epicenter

61.673° N, 150.709° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

88

• Willow, AlaskaPopulation 2,102. Forecast36 kmWSW
• Knik-Fairview, AlaskaPopulation 14,923. Forecast61 kmWNW
• Anchorage, AlaskaPopulation 289,600. Forecast66 kmNW

After

1. 1.744 km WNW of Tyonek, AlaskaThu, Oct 21, 9:50 AM AKDT · 1799 days ago · 92 km deep · 82 km away
2. 1.610 km N of Willow, AlaskaThu, Oct 21, 9:57 AM AKDT · 1799 days ago · 25 km deep · 40 km away
3. 1.913 km ESE of Skwentna, AlaskaThu, Oct 21, 11:03 AM AKDT · 1799 days ago · 68 km deep · 38 km away
4. 1.534 km WSW of Skwentna, AlaskaThu, Oct 21, 4:31 PM AKDT · 1798 days ago · 115 km deep · 73 km away
5. 1.663 km WNW of Tyonek, AlaskaThu, Oct 21, 4:50 PM AKDT · 1798 days ago · 119 km deep · 93 km away
6. 2.432 km NW of Beluga, AlaskaThu, Oct 21, 5:58 PM AKDT · 1798 days ago · 72 km deep · 54 km away
7. 1.628 km NW of Nikiski, AlaskaFri, Oct 22, 3:59 AM AKDT · 1798 days ago · 75 km deep · 99 km away
8. 1.5Central AlaskaFri, Oct 22, 7:32 AM AKDT · 1798 days ago · 77 km deep · 72 km away
9. 1.813 km ENE of Skwentna, AlaskaFri, Oct 22, 12:33 PM AKDT · 1798 days ago · 73 km deep · 46 km away
10. 2.113 km WSW of Big Lake, AlaskaFri, Oct 22, 11:37 PM AKDT · 1797 days ago · 39 km deep · 36 km away
11. 1.659 km WNW of Beluga, AlaskaSat, Oct 23, 3:04 AM AKDT · 1797 days ago · 104 km deep · 76 km away · felt by 1
12. 1.82 km S of Big Lake, AlaskaSat, Oct 23, 10:42 PM AKDT · 1796 days ago · 44 km deep · 45 km away
13. 1.830 km SE of Skwentna, AlaskaSat, Oct 23, 11:00 PM AKDT · 1796 days ago · 79 km deep · 21 km away
14. 1.523 km NNW of Skwentna, AlaskaSat, Oct 23, 11:40 PM AKDT · 1796 days ago · 83 km deep · 72 km away
15. 2.635 km ESE of Susitna North, AlaskaSat, Oct 23, 11:43 PM AKDT · 1796 days ago · 42 km deep · 92 km away
16. 2.319 km SW of Point MacKenzie, AlaskaSun, Oct 24, 3:53 AM AKDT · 1796 days ago · 46 km deep · 51 km away
17. 1.629 km SSW of Skwentna, AlaskaSun, Oct 24, 7:18 AM AKDT · 1796 days ago · 84 km deep · 51 km away
18. 1.612 km WNW of Anchorage, AlaskaSun, Oct 24, 7:25 AM AKDT · 1796 days ago · 46 km deep · 56 km away
19. 1.52 km SE of Big Lake, AlaskaSun, Oct 24, 1:34 PM AKDT · 1796 days ago · 40 km deep · 45 km away
20. 1.936 km W of Skwentna, AlaskaSun, Oct 24, 8:09 PM AKDT · 1795 days ago · 104 km deep · 83 km away
21. 1.825 km NNW of Susitna, AlaskaMon, Oct 25, 4:10 AM AKDT · 1795 days ago · 57 km deep · 10 km away
22. 1.527 km NNW of Beluga, AlaskaMon, Oct 25, 11:10 AM AKDT · 1795 days ago · 61 km deep · 41 km away
23. 1.53 km E of Point MacKenzie, AlaskaMon, Oct 25, 11:17 AM AKDT · 1795 days ago · 12 km deep · 55 km away
24. 1.527 km SSW of Susitna, AlaskaMon, Oct 25, 3:22 PM AKDT · 1795 days ago · 49 km deep · 40 km away
25. 1.825 km NNW of Susitna, AlaskaMon, Oct 25, 10:47 PM AKDT · 1794 days ago · 53 km deep · 8 km away
26. 2.020 km SE of Skwentna, AlaskaTue, Oct 26, 3:44 AM AKDT · 1794 days ago · 16 km deep · 30 km away
27. 2.04 km SSE of Big Lake, AlaskaTue, Oct 26, 5:07 AM AKDT · 1794 days ago · 40 km deep · 46 km away
28. 1.863 km WNW of Tyonek, AlaskaTue, Oct 26, 5:48 AM AKDT · 1794 days ago · 109 km deep · 100 km away
29. 1.736 km NW of Beluga, AlaskaTue, Oct 26, 7:11 AM AKDT · 1794 days ago · 77 km deep · 50 km away
30. 1.826 km NW of Fishhook, AlaskaTue, Oct 26, 10:16 AM AKDT · 1794 days ago · 29 km deep · 66 km away
31. 1.514 km W of Point Possession, AlaskaTue, Oct 26, 12:29 PM AKDT · 1794 days ago · 8 km deep · 85 km away
32. 2.58 km NNE of Point MacKenzie, AlaskaTue, Oct 26, 3:49 PM AKDT · 1794 days ago · 38 km deep · 52 km away · felt by 1
33. 1.526 km N of Skwentna, AlaskaTue, Oct 26, 4:12 PM AKDT · 1793 days ago · 86 km deep · 72 km away
34. 1.7Southern AlaskaTue, Oct 26, 10:05 PM AKDT · 1793 days ago · 42 km deep · 51 km away · felt by 1
35. 1.631 km SSW of Petersville, AlaskaWed, Oct 27, 3:14 AM AKDT · 1793 days ago · 71 km deep · 64 km away
36. 1.619 km W of Tyonek, AlaskaWed, Oct 27, 8:37 AM AKDT · 1793 days ago · 70 km deep · 80 km away
37. 2.342 km NW of Beluga, AlaskaWed, Oct 27, 9:23 AM AKDT · 1793 days ago · 73 km deep · 50 km away
38. 1.64 km NNW of Big Lake, AlaskaWed, Oct 27, 1:04 PM AKDT · 1793 days ago · 48 km deep · 40 km away
39. 2.012 km WSW of Susitna, AlaskaWed, Oct 27, 7:11 PM AKDT · 1792 days ago · 57 km deep · 21 km away
40. 1.566 km SW of Skwentna, AlaskaWed, Oct 27, 9:41 PM AKDT · 1792 days ago · 118 km deep · 84 km away
41. 1.743 km WSW of Skwentna, AlaskaThu, Oct 28, 9:38 AM AKDT · 1792 days ago · 107 km deep · 75 km away
42. 1.861 km W of Tyonek, AlaskaThu, Oct 28, 1:07 PM AKDT · 1792 days ago · 115 km deep · 100 km away
43. 1.721 km S of Skwentna, AlaskaFri, Oct 29, 3:25 AM AKDT · 1791 days ago · 73 km deep · 36 km away
44. 1.811 km ESE of Susitna North, AlaskaFri, Oct 29, 7:57 AM AKDT · 1791 days ago · 43 km deep · 74 km away
45. 1.530 km WNW of Beluga, AlaskaFri, Oct 29, 8:41 AM AKDT · 1791 days ago · 74 km deep · 62 km away
46. 1.510 km NE of Skwentna, AlaskaFri, Oct 29, 7:30 PM AKDT · 1790 days ago · 75 km deep · 53 km away
47. 1.630 km NNE of Skwentna, AlaskaFri, Oct 29, 7:46 PM AKDT · 1790 days ago · 67 km deep · 64 km away
48. 1.525 km NW of Susitna, AlaskaFri, Oct 29, 9:08 PM AKDT · 1790 days ago · 64 km deep · 9 km away
49. 1.729 km NNW of Susitna, AlaskaSun, Oct 31, 1:07 AM AKDT · 1789 days ago · 57 km deep · 14 km away
50. 1.86 km NW of Beluga, AlaskaSun, Oct 31, 1:21 AM AKDT · 1789 days ago · 61 km deep · 60 km away
51. 1.75 km WSW of Point MacKenzie, AlaskaSun, Oct 31, 8:53 AM AKDT · 1789 days ago · 38 km deep · 50 km away
52. 1.630 km NW of Beluga, AlaskaSun, Oct 31, 10:19 AM AKDT · 1789 days ago · 74 km deep · 55 km away
53. 1.69 km NNW of Big Lake, AlaskaSun, Oct 31, 2:14 PM AKDT · 1789 days ago · 55 km deep · 38 km away
54. 1.69 km NNW of Big Lake, AlaskaSun, Oct 31, 2:14 PM AKDT · 1789 days ago · 55 km deep · 38 km away
55. 1.92 km SE of Big Lake, AlaskaMon, Nov 1, 12:59 AM AKDT · 1788 days ago · 43 km deep · 46 km away
56. 1.925 km ESE of Skwentna, AlaskaMon, Nov 1, 1:51 AM AKDT · 1788 days ago · 3 km deep · 29 km away
57. 1.517 km SE of Susitna, AlaskaMon, Nov 1, 3:32 AM AKDT · 1788 days ago · 32 km deep · 35 km away
58. 2.08 km SE of Tyonek, AlaskaMon, Nov 1, 6:05 AM AKDT · 1788 days ago · 6 km deep · 75 km away
59. 1.628 km WNW of Beluga, AlaskaMon, Nov 1, 9:35 AM AKDT · 1788 days ago · 74 km deep · 62 km away
60. 1.82 km ENE of Point Possession, AlaskaMon, Nov 1, 11:02 AM AKDT · 1788 days ago · 45 km deep · 82 km away

The first 60 of at least 201.

Before

1. 1.519 km NNW of Susitna, AlaskaThu, Oct 21, 5:07 AM AKDT · 1799 days ago · 66 km deep · 7 km away
2. 1.519 km ENE of Susitna North, AlaskaThu, Oct 21, 5:00 AM AKDT · 1799 days ago · 43 km deep · 88 km away
3. 1.620 km WNW of Beluga, AlaskaThu, Oct 21, 4:20 AM AKDT · 1799 days ago · 68 km deep · 61 km away
4. 1.534 km W of Tyonek, AlaskaThu, Oct 21, 1:45 AM AKDT · 1799 days ago · 76 km deep · 86 km away
5. 1.560 km WNW of Beluga, AlaskaWed, Oct 20, 9:03 PM AKDT · 1799 days ago · 10 km deep · 78 km away
6. 1.749 km NW of Beluga, AlaskaWed, Oct 20, 1:57 PM AKDT · 1800 days ago · 85 km deep · 56 km away
7. 3.49 km ESE of Susitna North, AlaskaWed, Oct 20, 5:31 AM AKDT · 1800 days ago · 46 km deep · 74 km away · felt by 4
8. 2.519 km S of Susitna North, AlaskaWed, Oct 20, 5:08 AM AKDT · 1800 days ago · 45 km deep · 58 km away
9. 1.56 km S of Willow, AlaskaWed, Oct 20, 1:23 AM AKDT · 1800 days ago · 41 km deep · 37 km away
10. 1.610 km NW of Susitna North, AlaskaWed, Oct 20, 12:45 AM AKDT · 1800 days ago · 56 km deep · 74 km away · felt by 1
11. 1.516 km SE of Susitna, AlaskaTue, Oct 19, 10:16 PM AKDT · 1800 days ago · 53 km deep · 34 km away
12. 1.557 km NW of Beluga, AlaskaTue, Oct 19, 5:44 PM AKDT · 1800 days ago · 7 km deep · 66 km away
13. 1.516 km NNW of Fishhook, AlaskaTue, Oct 19, 4:43 PM AKDT · 1800 days ago · 4 km deep · 77 km away
14. 1.520 km SE of Elmendorf Air Force Base, AlaskaTue, Oct 19, 11:39 AM AKDT · 1801 days ago · 27 km deep · 94 km away
15. 1.626 km ENE of Skwentna, AlaskaTue, Oct 19, 9:05 AM AKDT · 1801 days ago · 68 km deep · 47 km away
16. 1.859 km NW of Beluga, AlaskaTue, Oct 19, 6:17 AM AKDT · 1801 days ago · 9 km deep · 68 km away
17. 1.642 km WNW of Skwentna, AlaskaTue, Oct 19, 4:38 AM AKDT · 1801 days ago · 106 km deep · 92 km away
18. 1.516 km W of Susitna, AlaskaTue, Oct 19, 1:51 AM AKDT · 1801 days ago · 57 km deep · 16 km away
19. 1.660 km SSW of Skwentna, AlaskaMon, Oct 18, 11:27 AM AKDT · 1802 days ago · 9 km deep · 70 km away
20. 1.511 km SE of Point Possession, AlaskaMon, Oct 18, 11:13 AM AKDT · 1802 days ago · 42 km deep · 93 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021diices2. Read Thu, Sep 24, 2026, 11:28 AM UTC.