M1.7 earthquake 63 km ESE of Ugashik, Alaska

Magnitude

1.7 (ml), micro

Local time

Sun, Aug 15, 2021, 1:39 AM AKDT

UTC

2021-08-15 09:39:33 UTC

Depth

0.9 km (0.6 mi), shallow

Epicenter

57.216° N, 156.499° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

23

• Naknek, AlaskaPopulation 544. Forecast171 kmS
• Anchorage, AlaskaPopulation 289,600. Forecast582 kmSW

After

1. 1.9107 km E of Chignik, AlaskaSun, Aug 15, 9:38 PM AKDT · 1864 days ago · 3 km deep · 82 km away
2. 2.393 km WNW of Karluk, AlaskaMon, Aug 16, 12:36 AM AKDT · 1864 days ago · 110 km deep · 76 km away
3. 3.291 km ENE of Chignik, AlaskaMon, Aug 16, 4:22 PM AKDT · 1863 days ago · 56 km deep · 74 km away
4. 3.398 km WSW of Akhiok, AlaskaTue, Aug 17, 11:30 AM AKDT · 1862 days ago · 67 km deep · 92 km away
5. 2.563 km NE of Chignik, AlaskaWed, Aug 18, 1:21 PM AKDT · 1861 days ago · 75 km deep · 92 km away
6. 4.081 km ENE of Chignik, AlaskaWed, Aug 18, 6:22 PM AKDT · 1861 days ago · 11 km deep · 79 km away
7. 2.779 km ENE of Chignik, AlaskaWed, Aug 18, 6:24 PM AKDT · 1861 days ago · 2 km deep · 80 km away
8. 2.882 km ENE of Chignik, AlaskaWed, Aug 18, 6:42 PM AKDT · 1861 days ago · 6 km deep · 78 km away
9. 2.273 km ENE of Chignik, AlaskaWed, Aug 18, 7:32 PM AKDT · 1861 days ago · 8 km deep · 83 km away
10. 1.772 km ENE of Chignik, AlaskaWed, Aug 18, 8:29 PM AKDT · 1861 days ago · 1 km deep · 86 km away
11. 1.8118 km ENE of Chignik, AlaskaWed, Aug 18, 9:19 PM AKDT · 1861 days ago · 79 km deep · 74 km away
12. 2.480 km ENE of Chignik, AlaskaWed, Aug 18, 11:51 PM AKDT · 1861 days ago · 9 km deep · 78 km away
13. 2.174 km ENE of Chignik, AlaskaThu, Aug 19, 12:03 AM AKDT · 1861 days ago · 4 km deep · 84 km away
14. 1.970 km NE of Chignik, AlaskaThu, Aug 19, 4:58 AM AKDT · 1860 days ago · 11 km deep · 85 km away
15. 1.657 km W of Akhiok, AlaskaThu, Aug 19, 4:59 AM AKDT · 1860 days ago · 53 km deep · 94 km away
16. 2.297 km W of Akhiok, AlaskaThu, Aug 19, 5:08 AM AKDT · 1860 days ago · 79 km deep · 50 km away
17. 1.558 km WNW of Akhiok, AlaskaThu, Aug 19, 9:39 AM AKDT · 1860 days ago · 56 km deep · 87 km away
18. 2.5Alaska PeninsulaThu, Aug 19, 10:17 PM AKDT · 1860 days ago · 72 km deep · 61 km away
19. 1.962 km WNW of Akhiok, AlaskaFri, Aug 20, 1:03 AM AKDT · 1860 days ago · 57 km deep · 82 km away
20. 2.270 km ESE of Egegik, AlaskaFri, Aug 20, 7:08 AM AKDT · 1859 days ago · 146 km deep · 85 km away
21. 1.673 km WNW of Karluk, AlaskaFri, Aug 20, 11:10 AM AKDT · 1859 days ago · 99 km deep · 74 km away
22. 2.381 km W of Karluk, AlaskaFri, Aug 20, 1:07 PM AKDT · 1859 days ago · 6 km deep · 64 km away
23. 2.089 km WNW of Karluk, AlaskaFri, Aug 20, 3:35 PM AKDT · 1859 days ago · 100 km deep · 74 km away
24. 1.9Alaska PeninsulaFri, Aug 20, 8:37 PM AKDT · 1859 days ago · 87 km deep · 74 km away
25. 1.680 km ENE of Chignik, AlaskaSat, Aug 21, 1:40 AM AKDT · 1859 days ago · 10 km deep · 84 km away
26. 2.528 km NNE of Pilot Point, AlaskaSat, Aug 21, 11:11 AM AKDT · 1858 days ago · 14 km deep · 82 km away
27. 2.228 km NE of Pilot Point, AlaskaSat, Aug 21, 5:47 PM AKDT · 1858 days ago · 6 km deep · 79 km away
28. 1.677 km SE of Ugashik, AlaskaSat, Aug 21, 10:35 PM AKDT · 1858 days ago · 78 km deep · 25 km away
29. 1.773 km ESE of Ugashik, AlaskaSun, Aug 22, 12:21 AM AKDT · 1858 days ago · 80 km deep · 11 km away
30. 1.688 km ESE of Egegik, AlaskaSun, Aug 22, 4:13 PM AKDT · 1857 days ago · 8 km deep · 77 km away
31. 2.2111 km SE of Ugashik, AlaskaSun, Aug 22, 7:04 PM AKDT · 1857 days ago · 67 km deep · 54 km away
32. 1.776 km WNW of Karluk, AlaskaSun, Aug 22, 11:41 PM AKDT · 1857 days ago · 96 km deep · 78 km away
33. 1.792 km ESE of Ugashik, AlaskaMon, Aug 23, 9:58 PM AKDT · 1856 days ago · 20 km deep · 29 km away
34. 1.9Kodiak Island region, AlaskaMon, Aug 23, 11:30 PM AKDT · 1856 days ago · 56 km deep · 96 km away
35. 1.951 km SE of Ugashik, AlaskaTue, Aug 24, 1:24 AM AKDT · 1856 days ago · 9 km deep · 21 km away
36. 2.1119 km SSE of Ugashik, AlaskaTue, Aug 24, 7:56 AM AKDT · 1855 days ago · 73 km deep · 73 km away
37. 2.396 km ESE of Ugashik, AlaskaWed, Aug 25, 4:26 AM AKDT · 1854 days ago · 9 km deep · 33 km away
38. 1.986 km ESE of Ugashik, AlaskaWed, Aug 25, 4:42 AM AKDT · 1854 days ago · 2 km deep · 23 km away
39. 1.588 km ESE of Ugashik, AlaskaWed, Aug 25, 7:37 AM AKDT · 1854 days ago · 1 km deep · 26 km away
40. 1.6111 km W of Akhiok, AlaskaWed, Aug 25, 5:32 PM AKDT · 1854 days ago · 12 km deep · 56 km away
41. 2.893 km ESE of Ugashik, AlaskaThu, Aug 26, 2:41 AM AKDT · 1853 days ago · 4 km deep · 30 km away
42. 2.538 km SSW of Ugashik, AlaskaSat, Aug 28, 5:31 AM AKDT · 1851 days ago · 8 km deep · 63 km away
43. 2.137 km WSW of Karluk, AlaskaSat, Aug 28, 11:06 PM AKDT · 1851 days ago · 72 km deep · 93 km away
44. 1.873 km W of Karluk, AlaskaMon, Aug 30, 4:51 AM AKDT · 1849 days ago · 80 km deep · 70 km away
45. 1.957 km SW of Karluk, AlaskaTue, Aug 31, 11:52 AM AKDT · 1848 days ago · 46 km deep · 79 km away
46. 1.975 km SE of Ugashik, AlaskaWed, Sep 1, 12:50 AM AKDT · 1848 days ago · 3 km deep · 13 km away
47. 1.880 km W of Karluk, AlaskaWed, Sep 1, 9:32 AM AKDT · 1847 days ago · 6 km deep · 62 km away
48. 1.798 km ESE of Ugashik, AlaskaWed, Sep 1, 11:33 PM AKDT · 1847 days ago · 67 km deep · 36 km away
49. 1.990 km ENE of Chignik, AlaskaThu, Sep 2, 4:40 AM AKDT · 1846 days ago · 43 km deep · 83 km away
50. 1.5Alaska PeninsulaThu, Sep 2, 9:18 AM AKDT · 1846 days ago · 5 km deep · 58 km away
51. 1.574 km WSW of Karluk, AlaskaThu, Sep 2, 12:17 PM AKDT · 1846 days ago · 71 km deep · 57 km away
52. 1.8124 km SE of Ugashik, AlaskaThu, Sep 2, 3:23 PM AKDT · 1846 days ago · 68 km deep · 70 km away
53. 1.757 km ESE of Egegik, AlaskaFri, Sep 3, 1:31 AM AKDT · 1846 days ago · 157 km deep · 86 km away
54. 2.080 km SE of Ugashik, AlaskaSat, Sep 4, 9:12 AM AKDT · 1844 days ago · 2 km deep · 25 km away
55. 1.585 km SE of Ugashik, AlaskaSat, Sep 4, 9:17 AM AKDT · 1844 days ago · 14 km deep · 28 km away
56. 1.776 km W of Karluk, AlaskaSat, Sep 4, 4:35 PM AKDT · 1844 days ago · 35 km deep · 60 km away
57. 1.690 km WSW of Akhiok, AlaskaSat, Sep 4, 5:18 PM AKDT · 1844 days ago · 7 km deep · 72 km away
58. 3.5105 km WSW of Akhiok, AlaskaSat, Sep 4, 9:06 PM AKDT · 1844 days ago · 70 km deep · 95 km away
59. 1.661 km WNW of Karluk, AlaskaSun, Sep 5, 12:20 PM AKDT · 1843 days ago · 10 km deep · 93 km away
60. 1.771 km WSW of Karluk, AlaskaMon, Sep 6, 3:50 AM AKDT · 1842 days ago · 61 km deep · 59 km away

The first 60 of 138.

Before

1. 2.940 km SW of Karluk, AlaskaFri, Aug 13, 6:44 PM AKDT · 1866 days ago · 51 km deep · 95 km away
2. 1.550 km E of Port Heiden, AlaskaWed, Aug 11, 12:28 AM AKDT · 1869 days ago · 12 km deep · 82 km away
3. 1.7100 km SE of Ugashik, AlaskaTue, Aug 10, 9:10 PM AKDT · 1869 days ago · 12 km deep · 39 km away
4. 1.8102 km SE of Ugashik, AlaskaTue, Aug 10, 9:06 PM AKDT · 1869 days ago · 9 km deep · 40 km away
5. 1.660 km SE of Ugashik, AlaskaMon, Aug 9, 5:14 AM AKDT · 1870 days ago · 5 km deep · 7 km away
6. 2.174 km W of Karluk, AlaskaSat, Aug 7, 3:22 PM AKDT · 1872 days ago · 15 km deep · 58 km away
7. 1.652 km SE of Ugashik, AlaskaFri, Aug 6, 10:53 PM AKDT · 1873 days ago · 10 km deep · 14 km away
8. 2.266 km SE of Ugashik, AlaskaFri, Aug 6, 10:12 PM AKDT · 1873 days ago · 1 km deep · 5 km away
9. 1.865 km SE of Ugashik, AlaskaThu, Aug 5, 10:09 PM AKDT · 1874 days ago · 1 km deep · 4 km away
10. 1.866 km SE of Ugashik, AlaskaThu, Aug 5, 10:14 AM AKDT · 1874 days ago · 10 km deep · 5 km away
11. 1.961 km ENE of Ugashik, AlaskaThu, Aug 5, 9:42 AM AKDT · 1874 days ago · 134 km deep · 59 km away
12. 2.463 km SE of Ugashik, AlaskaThu, Aug 5, 8:56 AM AKDT · 1874 days ago · 5 km deep · 3 km away
13. 1.653 km SE of Ugashik, AlaskaThu, Aug 5, 7:26 AM AKDT · 1874 days ago · 14 km deep · 13 km away
14. 2.063 km SE of Ugashik, AlaskaThu, Aug 5, 4:54 AM AKDT · 1874 days ago · 11 km deep · 8 km away
15. 1.562 km SE of Ugashik, AlaskaThu, Aug 5, 4:46 AM AKDT · 1874 days ago · 12 km deep · 4 km away
16. 1.863 km SE of Ugashik, AlaskaThu, Aug 5, 4:44 AM AKDT · 1874 days ago · 9 km deep · 6 km away
17. 2.871 km SE of Ugashik, AlaskaThu, Aug 5, 4:39 AM AKDT · 1874 days ago · 6 km deep · 9 km away
18. 2.7107 km SSE of Ugashik, AlaskaThu, Aug 5, 12:56 AM AKDT · 1875 days ago · 5 km deep · 63 km away
19. 1.560 km SE of Ugashik, AlaskaWed, Aug 4, 9:22 PM AKDT · 1875 days ago · 8 km deep · 6 km away
20. 1.963 km SE of Ugashik, AlaskaWed, Aug 4, 8:07 PM AKDT · 1875 days ago · 5 km deep · 6 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021afkl429. Read Tue, Sep 22, 2026, 9:29 PM UTC.