M1.5 earthquake 85 km SE of Ugashik, Alaska

Magnitude

1.5 (ml), micro

Local time

Sat, Sep 4, 2021, 9:17 AM AKDT

UTC

2021-09-04 17:17:30 UTC

Depth

13.5 km (8.4 mi), shallow

Epicenter

56.965° N, 156.409° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

24

• Naknek, AlaskaPopulation 544. Forecast199 kmS

After

1. 1.776 km W of Karluk, AlaskaSat, Sep 4, 4:35 PM AKDT · 1844 days ago · 35 km deep · 78 km away
2. 1.690 km WSW of Akhiok, AlaskaSat, Sep 4, 5:18 PM AKDT · 1844 days ago · 7 km deep · 52 km away
3. 3.5105 km WSW of Akhiok, AlaskaSat, Sep 4, 9:06 PM AKDT · 1844 days ago · 70 km deep · 69 km away
4. 2.2118 km ESE of Chignik, AlaskaSun, Sep 5, 5:38 PM AKDT · 1843 days ago · 8 km deep · 98 km away
5. 1.771 km WSW of Karluk, AlaskaMon, Sep 6, 3:50 AM AKDT · 1843 days ago · 61 km deep · 64 km away
6. 1.953 km SW of Karluk, AlaskaMon, Sep 6, 4:26 PM AKDT · 1842 days ago · 61 km deep · 89 km away
7. 1.745 km ESE of Port Heiden, AlaskaTue, Sep 7, 10:12 AM AKDT · 1841 days ago · 83 km deep · 97 km away
8. 2.4102 km W of Akhiok, AlaskaTue, Sep 7, 4:21 PM AKDT · 1841 days ago · 12 km deep · 36 km away
9. 2.4101 km W of Akhiok, AlaskaTue, Sep 7, 6:26 PM AKDT · 1841 days ago · 14 km deep · 37 km away
10. 1.664 km ENE of Chignik, AlaskaWed, Sep 8, 3:11 AM AKDT · 1841 days ago · 65 km deep · 79 km away
11. 2.0Alaska PeninsulaThu, Sep 9, 3:33 AM AKDT · 1840 days ago · 7 km deep · 81 km away
12. 3.296 km ENE of Chignik, AlaskaFri, Sep 10, 6:58 AM AKDT · 1838 days ago · 6 km deep · 50 km away
13. 2.0Alaska PeninsulaFri, Sep 10, 2:25 PM AKDT · 1838 days ago · 130 km deep · 93 km away
14. 1.7105 km W of Akhiok, AlaskaSun, Sep 12, 8:51 AM AKDT · 1836 days ago · 29 km deep · 31 km away
15. 1.646 km SE of Ugashik, AlaskaTue, Sep 14, 7:17 PM AKDT · 1834 days ago · 1 km deep · 41 km away
16. 1.671 km SE of Ugashik, AlaskaTue, Sep 14, 7:18 PM AKDT · 1834 days ago · 1 km deep · 18 km away
17. 1.754 km ESE of Ugashik, AlaskaTue, Sep 14, 7:54 PM AKDT · 1834 days ago · 2 km deep · 41 km away
18. 1.860 km ESE of Ugashik, AlaskaWed, Sep 15, 9:35 PM AKDT · 1833 days ago · 3 km deep · 31 km away
19. 2.074 km NE of Chignik, AlaskaThu, Sep 16, 12:46 PM AKDT · 1832 days ago · 2 km deep · 69 km away
20. 1.995 km ESE of Ugashik, AlaskaThu, Sep 16, 3:17 PM AKDT · 1832 days ago · 17 km deep · 26 km away
21. 1.676 km ESE of Ugashik, AlaskaThu, Sep 16, 5:08 PM AKDT · 1832 days ago · 29 km deep · 38 km away
22. 2.774 km WNW of Karluk, AlaskaFri, Sep 17, 1:23 AM AKDT · 1832 days ago · 10 km deep · 95 km away
23. 3.299 km ENE of Chignik, AlaskaFri, Sep 17, 10:19 AM AKDT · 1831 days ago · 7 km deep · 49 km away
24. 2.586 km ENE of Chignik, AlaskaFri, Sep 17, 10:35 AM AKDT · 1831 days ago · 12 km deep · 63 km away
25. 2.892 km SSE of Ugashik, AlaskaFri, Sep 17, 4:03 PM AKDT · 1831 days ago · 41 km deep · 50 km away
26. 2.154 km W of Akhiok, AlaskaSat, Sep 18, 5:59 AM AKDT · 1830 days ago · 7 km deep · 83 km away
27. 2.7118 km WSW of Akhiok, AlaskaSat, Sep 18, 7:59 PM AKDT · 1830 days ago · 8 km deep · 48 km away
28. 2.394 km SW of Karluk, AlaskaSun, Sep 19, 6:57 PM AKDT · 1829 days ago · 75 km deep · 43 km away
29. 1.856 km SE of Ugashik, AlaskaWed, Sep 22, 1:34 AM AKDT · 1827 days ago · 89 km deep · 30 km away
30. 1.8109 km SSE of Ugashik, AlaskaWed, Sep 22, 3:36 AM AKDT · 1827 days ago · 59 km deep · 43 km away
31. 2.086 km ENE of Ugashik, AlaskaWed, Sep 22, 10:34 AM AKDT · 1826 days ago · 6 km deep · 85 km away
32. 1.646 km WSW of Karluk, AlaskaSat, Sep 25, 7:06 AM AKDT · 1823 days ago · 35 km deep · 92 km away
33. 1.843 km WSW of Akhiok, AlaskaSun, Sep 26, 6:21 PM AKDT · 1822 days ago · 46 km deep · 99 km away
34. 2.247 km SW of Karluk, AlaskaMon, Sep 27, 12:29 PM AKDT · 1821 days ago · 45 km deep · 91 km away
35. 2.179 km W of Akhiok, AlaskaMon, Sep 27, 2:25 PM AKDT · 1821 days ago · 68 km deep · 57 km away
36. 2.075 km E of Ugashik, AlaskaTue, Sep 28, 4:44 PM AKDT · 1820 days ago · 7 km deep · 52 km away
37. 2.1101 km SE of Ugashik, AlaskaTue, Sep 28, 11:02 PM AKDT · 1820 days ago · 2 km deep · 17 km away
38. 1.869 km WSW of Akhiok, AlaskaWed, Sep 29, 2:22 PM AKDT · 1819 days ago · 10 km deep · 79 km away
39. 1.793 km ESE of Ugashik, AlaskaSun, Oct 3, 6:17 PM AKDT · 1815 days ago · 68 km deep · 41 km away
40. 2.098 km SE of Ugashik, AlaskaMon, Oct 4, 3:06 AM AKDT · 1815 days ago · 59 km deep · 13 km away
41. 1.586 km WNW of Karluk, AlaskaTue, Oct 5, 9:20 AM AKDT · 1813 days ago · 98 km deep · 91 km away
42. 2.490 km SE of Ugashik, AlaskaTue, Oct 5, 9:13 PM AKDT · 1813 days ago · 60 km deep · 9 km away
43. 3.0119 km E of Chignik, AlaskaWed, Oct 6, 1:01 AM AKDT · 1813 days ago · 69 km deep · 66 km away
44. 2.113 km E of Ugashik, AlaskaWed, Oct 6, 9:16 AM AKDT · 1812 days ago · 118 km deep · 75 km away
45. 1.986 km E of Ugashik, AlaskaThu, Oct 7, 2:53 AM AKDT · 1812 days ago · 102 km deep · 81 km away
46. 1.682 km ESE of Ugashik, AlaskaThu, Oct 7, 11:47 PM AKDT · 1811 days ago · 73 km deep · 46 km away
47. 2.0Alaska PeninsulaFri, Oct 8, 4:03 AM AKDT · 1811 days ago · 4 km deep · 29 km away
48. 1.770 km ESE of Ugashik, AlaskaFri, Oct 8, 8:19 AM AKDT · 1810 days ago · 2 km deep · 29 km away
49. 2.0Kodiak Island region, AlaskaFri, Oct 8, 10:22 PM AKDT · 1810 days ago · 6 km deep · 99 km away
50. 2.5114 km WSW of Akhiok, AlaskaSat, Oct 9, 9:13 AM AKDT · 1809 days ago · 6 km deep · 75 km away
51. 3.389 km SE of Ugashik, AlaskaSat, Oct 9, 12:23 PM AKDT · 1809 days ago · 12 km deep · 12 km away
52. 2.797 km SE of Ugashik, AlaskaSat, Oct 9, 12:27 PM AKDT · 1809 days ago · 6 km deep · 16 km away
53. 2.796 km SE of Ugashik, AlaskaSat, Oct 9, 5:00 PM AKDT · 1809 days ago · 8 km deep · 15 km away
54. 2.4106 km E of Chignik, AlaskaSat, Oct 9, 10:52 PM AKDT · 1809 days ago · 1 km deep · 72 km away
55. 2.061 km ENE of Ugashik, AlaskaMon, Oct 11, 12:01 AM AKDT · 1808 days ago · 139 km deep · 93 km away
56. 6.9112 km E of Chignik, AlaskaMon, Oct 11, 1:10 AM AKDT · 1808 days ago · 52 km deep · 75 km away · felt by 320 · tsunami flag
57. 4.2115 km E of Chignik, AlaskaMon, Oct 11, 1:15 AM AKDT · 1808 days ago · 53 km deep · 78 km away
58. 3.5113 km E of Chignik, AlaskaMon, Oct 11, 1:18 AM AKDT · 1808 days ago · 67 km deep · 84 km away
59. 2.9118 km E of Chignik, AlaskaMon, Oct 11, 1:22 AM AKDT · 1808 days ago · 65 km deep · 82 km away
60. 2.6115 km E of Chignik, AlaskaMon, Oct 11, 1:22 AM AKDT · 1808 days ago · 65 km deep · 79 km away

The first 60 of 194.

Before

1. 2.080 km SE of Ugashik, AlaskaSat, Sep 4, 9:12 AM AKDT · 1844 days ago · 2 km deep · 4 km away
2. 1.646 km ENE of Chignik, AlaskaSat, Sep 4, 12:04 AM AKDT · 1845 days ago · 65 km deep · 97 km away
3. 1.8124 km SE of Ugashik, AlaskaThu, Sep 2, 3:23 PM AKDT · 1846 days ago · 68 km deep · 42 km away
4. 1.574 km WSW of Karluk, AlaskaThu, Sep 2, 12:17 PM AKDT · 1846 days ago · 71 km deep · 61 km away
5. 1.5Alaska PeninsulaThu, Sep 2, 9:18 AM AKDT · 1846 days ago · 5 km deep · 77 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021bcryt6b. Read Wed, Sep 23, 2026, 12:52 AM UTC.