M1.8 earthquake 66 km WNW of Tyonek, Alaska

Magnitude

1.8 (ml), micro

Local time

Thu, Aug 12, 2021, 5:49 AM AKDT

UTC

2021-08-12 13:49:40 UTC

Depth

120.7 km (75.0 mi), intermediate-depth

Epicenter

61.217° N, 152.342° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

46

• Nikiski, AlaskaPopulation 4,493. Forecast82 kmNW
• Anchorage, AlaskaPopulation 289,600. Forecast131 kmW

After

1. 1.810 km SE of Tyonek, AlaskaThu, Aug 12, 6:05 AM AKDT · 1871 days ago · 63 km deep · 76 km away
2. 1.68 km W of Skwentna, AlaskaThu, Aug 12, 7:53 AM AKDT · 1871 days ago · 82 km deep · 95 km away
3. 2.310 km SW of Susitna, AlaskaThu, Aug 12, 10:15 AM AKDT · 1871 days ago · 63 km deep · 95 km away
4. 1.831 km WSW of Skwentna, AlaskaFri, Aug 13, 1:13 PM AKDT · 1870 days ago · 115 km deep · 77 km away
5. 2.626 km W of Susitna, AlaskaFri, Aug 13, 7:51 PM AKDT · 1870 days ago · 75 km deep · 79 km away · felt by 1
6. 1.613 km SE of Skwentna, AlaskaFri, Aug 13, 8:11 PM AKDT · 1870 days ago · 69 km deep · 97 km away
7. 1.815 km SSW of Susitna, AlaskaSat, Aug 14, 4:55 AM AKDT · 1869 days ago · 62 km deep · 92 km away · felt by 1
8. 1.667 km WNW of Beluga, AlaskaSat, Aug 14, 5:36 AM AKDT · 1869 days ago · 126 km deep · 15 km away
9. 1.517 km SW of Tyonek, AlaskaSun, Aug 15, 3:23 AM AKDT · 1868 days ago · 73 km deep · 57 km away
10. 2.242 km NW of Ninilchik, AlaskaSun, Aug 15, 7:22 PM AKDT · 1868 days ago · 98 km deep · 100 km away
11. 1.546 km SSW of Skwentna, AlaskaMon, Aug 16, 12:45 AM AKDT · 1867 days ago · 94 km deep · 53 km away
12. 1.630 km WNW of Clam Gulch, AlaskaMon, Aug 16, 4:58 AM AKDT · 1867 days ago · 90 km deep · 97 km away
13. 1.925 km W of Tyonek, AlaskaMon, Aug 16, 10:14 AM AKDT · 1867 days ago · 73 km deep · 45 km away
14. 2.422 km W of Nikiski, AlaskaMon, Aug 16, 1:27 PM AKDT · 1867 days ago · 73 km deep · 68 km away
15. 1.537 km WSW of Skwentna, AlaskaMon, Aug 16, 3:21 PM AKDT · 1867 days ago · 108 km deep · 71 km away
16. 1.683 km W of Salamatof, AlaskaMon, Aug 16, 5:22 PM AKDT · 1867 days ago · 123 km deep · 69 km away
17. 2.280 km NW of Ninilchik, AlaskaMon, Aug 16, 6:27 PM AKDT · 1867 days ago · 113 km deep · 82 km away
18. 1.869 km W of Salamatof, AlaskaMon, Aug 16, 10:32 PM AKDT · 1866 days ago · 122 km deep · 63 km away
19. 1.636 km WNW of Beluga, AlaskaMon, Aug 16, 11:20 PM AKDT · 1866 days ago · 80 km deep · 33 km away
20. 1.614 km WSW of Salamatof, AlaskaTue, Aug 17, 3:41 AM AKDT · 1866 days ago · 71 km deep · 82 km away
21. 1.618 km NE of Nikiski, AlaskaTue, Aug 17, 4:00 AM AKDT · 1866 days ago · 6 km deep · 85 km away
22. 1.614 km W of Point Possession, AlaskaTue, Aug 17, 6:01 AM AKDT · 1866 days ago · 11 km deep · 81 km away
23. 1.759 km WNW of Tyonek, AlaskaTue, Aug 17, 7:12 AM AKDT · 1866 days ago · 111 km deep · 8 km away
24. 1.937 km W of Salamatof, AlaskaTue, Aug 17, 4:34 PM AKDT · 1866 days ago · 79 km deep · 70 km away
25. 1.548 km NW of Beluga, AlaskaTue, Aug 17, 5:26 PM AKDT · 1866 days ago · 93 km deep · 33 km away
26. 2.111 km W of Point Possession, AlaskaTue, Aug 17, 6:22 PM AKDT · 1866 days ago · 12 km deep · 84 km away
27. 1.821 km NNE of Nikiski, AlaskaTue, Aug 17, 10:53 PM AKDT · 1865 days ago · 55 km deep · 78 km away
28. 2.617 km N of Nikiski, AlaskaWed, Aug 18, 8:24 AM AKDT · 1865 days ago · 64 km deep · 69 km away
29. 1.720 km WNW of Susitna, AlaskaWed, Aug 18, 8:43 PM AKDT · 1865 days ago · 62 km deep · 91 km away
30. 1.578 km W of Salamatof, AlaskaThu, Aug 19, 9:58 AM AKDT · 1864 days ago · 124 km deep · 69 km away
31. 1.542 km SW of Skwentna, AlaskaThu, Aug 19, 10:49 AM AKDT · 1864 days ago · 109 km deep · 61 km away
32. 2.739 km NW of Ninilchik, AlaskaThu, Aug 19, 11:51 AM AKDT · 1864 days ago · 75 km deep · 100 km away
33. 2.379 km WNW of Tyonek, AlaskaThu, Aug 19, 2:42 PM AKDT · 1864 days ago · 1 km deep · 13 km away
34. 1.544 km NW of Ninilchik, AlaskaThu, Aug 19, 7:18 PM AKDT · 1864 days ago · 81 km deep · 98 km away
35. 2.746 km SW of Skwentna, AlaskaFri, Aug 20, 7:01 AM AKDT · 1863 days ago · 119 km deep · 57 km away · felt by 1
36. 2.833 km NW of Beluga, AlaskaFri, Aug 20, 12:12 PM AKDT · 1863 days ago · 78 km deep · 49 km away
37. 2.123 km SSE of Skwentna, AlaskaFri, Aug 20, 4:43 PM AKDT · 1863 days ago · 66 km deep · 87 km away
38. 1.745 km WSW of Salamatof, AlaskaFri, Aug 20, 7:34 PM AKDT · 1863 days ago · 97 km deep · 78 km away
39. 1.538 km W of Skwentna, AlaskaFri, Aug 20, 8:14 PM AKDT · 1863 days ago · 119 km deep · 80 km away
40. 1.683 km NW of Ninilchik, AlaskaSat, Aug 21, 9:05 AM AKDT · 1862 days ago · 143 km deep · 86 km away
41. 2.014 km N of Beluga, AlaskaSat, Aug 21, 1:17 PM AKDT · 1862 days ago · 72 km deep · 70 km away
42. 1.967 km W of Tyonek, AlaskaSat, Aug 21, 6:57 PM AKDT · 1862 days ago · 122 km deep · 11 km away
43. 2.128 km NE of Beluga, AlaskaSun, Aug 22, 2:48 PM AKDT · 1861 days ago · 49 km deep · 89 km away
44. 1.932 km NW of Beluga, AlaskaSun, Aug 22, 8:40 PM AKDT · 1861 days ago · 71 km deep · 51 km away
45. 2.468 km WNW of Beluga, AlaskaMon, Aug 23, 3:25 AM AKDT · 1860 days ago · 116 km deep · 20 km away
46. 1.655 km W of Tyonek, AlaskaTue, Aug 24, 3:04 AM AKDT · 1859 days ago · 110 km deep · 14 km away
47. 2.344 km NW of Ninilchik, AlaskaTue, Aug 24, 9:04 PM AKDT · 1859 days ago · 90 km deep · 97 km away
48. 1.751 km NW of Beluga, AlaskaWed, Aug 25, 6:27 PM AKDT · 1858 days ago · 78 km deep · 52 km away
49. 1.763 km W of Tyonek, AlaskaThu, Aug 26, 1:15 PM AKDT · 1857 days ago · 114 km deep · 20 km away
50. 1.543 km NW of Ninilchik, AlaskaThu, Aug 26, 8:45 PM AKDT · 1857 days ago · 89 km deep · 97 km away
51. 1.645 km WNW of Beluga, AlaskaFri, Aug 27, 2:31 PM AKDT · 1856 days ago · 87 km deep · 31 km away
52. 1.713 km W of Salamatof, AlaskaFri, Aug 27, 8:44 PM AKDT · 1856 days ago · 70 km deep · 78 km away
53. 2.112 km E of Beluga, AlaskaSat, Aug 28, 1:45 AM AKDT · 1855 days ago · 54 km deep · 80 km away
54. 2.088 km ENE of Port Alsworth, AlaskaSat, Aug 28, 6:51 AM AKDT · 1855 days ago · 130 km deep · 76 km away
55. 1.715 km NW of Kalifornsky, AlaskaSat, Aug 28, 7:17 AM AKDT · 1855 days ago · 66 km deep · 91 km away
56. 1.620 km SW of Point Possession, AlaskaSat, Aug 28, 2:06 PM AKDT · 1855 days ago · 61 km deep · 87 km away
57. 1.515 km SW of Susitna, AlaskaSat, Aug 28, 2:35 PM AKDT · 1855 days ago · 64 km deep · 89 km away
58. 1.566 km W of Tyonek, AlaskaSat, Aug 28, 7:13 PM AKDT · 1855 days ago · 114 km deep · 15 km away
59. 1.825 km WSW of Susitna, AlaskaSat, Aug 28, 7:26 PM AKDT · 1855 days ago · 68 km deep · 78 km away
60. 2.012 km NNE of Ridgeway, AlaskaSat, Aug 28, 7:26 PM AKDT · 1855 days ago · 52 km deep · 98 km away

The first 60 of 193.

Before

1. 1.553 km NW of Ninilchik, AlaskaThu, Aug 12, 2:51 AM AKDT · 1871 days ago · 91 km deep · 98 km away
2. 1.567 km W of Tyonek, AlaskaWed, Aug 11, 3:20 AM AKDT · 1872 days ago · 110 km deep · 21 km away
3. 1.614 km E of Beluga, AlaskaTue, Aug 10, 3:54 PM AKDT · 1873 days ago · 60 km deep · 82 km away
4. 1.521 km NNE of Nikiski, AlaskaTue, Aug 10, 9:02 AM AKDT · 1873 days ago · 6 km deep · 76 km away
5. 1.611 km SSW of Tyonek, AlaskaTue, Aug 10, 1:56 AM AKDT · 1873 days ago · 64 km deep · 66 km away
6. 1.878 km WNW of Tyonek, AlaskaMon, Aug 9, 4:54 PM AKDT · 1874 days ago · 1 km deep · 13 km away
7. 1.737 km W of Salamatof, AlaskaMon, Aug 9, 4:13 PM AKDT · 1874 days ago · 91 km deep · 63 km away
8. 1.929 km NW of Susitna, AlaskaMon, Aug 9, 6:54 AM AKDT · 1874 days ago · 62 km deep · 94 km away
9. 1.614 km NNE of Ridgeway, AlaskaSun, Aug 8, 4:29 AM AKDT · 1875 days ago · 55 km deep · 95 km away
10. 2.017 km WNW of Skwentna, AlaskaSat, Aug 7, 11:09 PM AKDT · 1875 days ago · 96 km deep · 96 km away
11. 1.812 km W of Point Possession, AlaskaFri, Aug 6, 6:47 PM AKDT · 1877 days ago · 12 km deep · 83 km away
12. 1.527 km NW of Beluga, AlaskaFri, Aug 6, 4:49 PM AKDT · 1877 days ago · 73 km deep · 48 km away
13. 2.070 km W of Salamatof, AlaskaFri, Aug 6, 1:12 PM AKDT · 1877 days ago · 114 km deep · 63 km away
14. 2.737 km SSW of Skwentna, AlaskaFri, Aug 6, 1:32 AM AKDT · 1877 days ago · 89 km deep · 63 km away
15. 1.664 km W of Tyonek, AlaskaThu, Aug 5, 8:05 PM AKDT · 1878 days ago · 5 km deep · 16 km away
16. 1.524 km SSW of Susitna, AlaskaThu, Aug 5, 12:07 PM AKDT · 1878 days ago · 61 km deep · 90 km away
17. 1.624 km WNW of Susitna, AlaskaThu, Aug 5, 2:30 AM AKDT · 1878 days ago · 73 km deep · 86 km away
18. 1.564 km W of Tyonek, AlaskaWed, Aug 4, 10:28 PM AKDT · 1878 days ago · 129 km deep · 18 km away
19. 1.82 km ESE of Beluga, AlaskaTue, Aug 3, 10:40 AM AKDT · 1880 days ago · 58 km deep · 70 km away
20. 1.530 km ENE of Beluga, AlaskaMon, Aug 2, 8:30 PM AKDT · 1881 days ago · 49 km deep · 95 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021aaoeyw5. Read Sat, Sep 26, 2026, 5:51 PM UTC.