M1.9 earthquake 55 km SE of Atka, Alaska

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sat, Apr 20, 2024, 5:59 AM HADT

UTC

2024-04-20 14:59:35 UTC

Depth

25.4 km (15.8 mi), shallow

Epicenter

51.786° N, 173.751° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

15

After

1. 1.643 km SSW of Atka, AlaskaSat, Apr 20, 2:09 PM HADT · 894 days ago · 24 km deep · 56 km away
2. 3.216 km NNE of Atka, AlaskaSun, Apr 21, 1:16 AM HADT · 893 days ago · 14 km deep · 63 km away
3. 3.373 km SW of Atka, AlaskaMon, Apr 22, 3:45 AM HADT · 892 days ago · 49 km deep · 83 km away
4. 2.163 km SSE of Atka, AlaskaWed, Apr 24, 7:02 AM HADT · 890 days ago · 26 km deep · 21 km away
5. 2.055 km SW of Atka, AlaskaWed, Apr 24, 6:21 PM HADT · 890 days ago · 24 km deep · 62 km away
6. 3.227 km E of Atka, AlaskaThu, Apr 25, 9:30 AM HADT · 889 days ago · 146 km deep · 49 km away
7. 1.955 km SSW of Atka, AlaskaFri, Apr 26, 12:34 PM HADT · 888 days ago · 16 km deep · 51 km away
8. 2.3111 km SSE of Atka, AlaskaFri, Apr 26, 9:55 PM HADT · 888 days ago · 27 km deep · 57 km away
9. 1.715 km S of Atka, AlaskaSat, Apr 27, 12:06 PM HADT · 887 days ago · 16 km deep · 42 km away
10. 1.950 km SE of Atka, AlaskaSat, Apr 27, 4:28 PM HADT · 887 days ago · 80 km deep · 10 km away
11. 2.172 km SSE of Atka, AlaskaSun, Apr 28, 3:44 AM HADT · 886 days ago · 14 km deep · 17 km away
12. 2.067 km ESE of Atka, AlaskaSun, Apr 28, 3:18 PM HADT · 886 days ago · 59 km deep · 33 km away
13. 2.931 km E of Atka, AlaskaSun, Apr 28, 6:56 PM HADT · 886 days ago · 126 km deep · 51 km away
14. 2.231 km WNW of Atka, AlaskaMon, Apr 29, 2:37 AM HADT · 885 days ago · 145 km deep · 84 km away
15. 3.328 km WNW of Atka, AlaskaMon, Apr 29, 4:08 AM HADT · 885 days ago · 109 km deep · 81 km away
16. 3.056 km W of Atka, AlaskaMon, Apr 29, 3:15 PM HADT · 885 days ago · 11 km deep · 95 km away
17. 3.129 km W of Atka, AlaskaWed, May 1, 9:53 AM HADT · 883 days ago · 227 km deep · 79 km away
18. 2.431 km N of Atka, AlaskaWed, May 1, 10:06 AM HADT · 883 days ago · 161 km deep · 83 km away
19. 3.391 km SSW of Atka, AlaskaThu, May 2, 9:22 AM HADT · 882 days ago · 35 km deep · 84 km away
20. 2.593 km SW of Atka, AlaskaThu, May 2, 3:16 PM HADT · 882 days ago · 29 km deep · 99 km away
21. 1.984 km SSW of Atka, AlaskaSat, May 4, 2:44 PM HADT · 880 days ago · 4 km deep · 81 km away
22. 2.129 km S of Atka, AlaskaSun, May 5, 8:12 PM HADT · 879 days ago · 56 km deep · 37 km away
23. 3.041 km NW of Atka, AlaskaMon, May 6, 8:53 AM HADT · 878 days ago · 189 km deep · 94 km away
24. 2.262 km ESE of Atka, AlaskaMon, May 6, 11:15 AM HADT · 878 days ago · 72 km deep · 34 km away
25. 2.027 km SSW of Atka, AlaskaMon, May 6, 1:14 PM HADT · 878 days ago · 65 km deep · 43 km away
26. 2.178 km SSE of Atka, AlaskaMon, May 6, 6:22 PM HADT · 878 days ago · 8 km deep · 28 km away
27. 1.845 km SW of Atka, AlaskaMon, May 6, 6:31 PM HADT · 878 days ago · 58 km deep · 68 km away
28. 1.928 km SE of Atka, AlaskaMon, May 6, 11:59 PM HADT · 877 days ago · 61 km deep · 27 km away
29. 2.155 km E of Atka, AlaskaTue, May 7, 2:41 AM HADT · 877 days ago · 30 km deep · 44 km away
30. 1.961 km SSW of Atka, AlaskaTue, May 7, 4:53 PM HADT · 877 days ago · 20 km deep · 62 km away
31. 2.751 km W of Atka, AlaskaWed, May 8, 10:19 AM HADT · 876 days ago · 176 km deep · 92 km away
32. 3.1101 km SE of Atka, AlaskaWed, May 8, 5:29 PM HADT · 876 days ago · 35 km deep · 47 km away
33. 1.932 km SW of Atka, AlaskaWed, May 8, 6:41 PM HADT · 876 days ago · 22 km deep · 56 km away
34. 2.647 km SE of Atka, AlaskaSun, May 12, 5:20 AM HADT · 872 days ago · 85 km deep · 17 km away
35. 2.857 km SE of Atka, AlaskaSun, May 12, 5:33 AM HADT · 872 days ago · 35 km deep · 8 km away
36. 3.151 km ESE of Atka, AlaskaMon, May 13, 8:26 AM HADT · 871 days ago · 60 km deep · 32 km away
37. 2.091 km SW of Atka, AlaskaMon, May 13, 5:47 PM HADT · 871 days ago · 26 km deep · 91 km away
38. 2.895 km S of Atka, AlaskaWed, May 15, 3:18 AM HADT · 869 days ago · 10 km deep · 64 km away
39. 2.294 km S of Atka, AlaskaWed, May 15, 3:21 AM HADT · 869 days ago · 5 km deep · 66 km away
40. 1.957 km SW of Atka, AlaskaThu, May 16, 11:16 AM HADT · 868 days ago · 46 km deep · 71 km away
41. 2.686 km E of Atka, AlaskaFri, May 17, 5:58 PM HADT · 867 days ago · 111 km deep · 73 km away
42. 2.877 km SSE of Atka, AlaskaFri, May 17, 10:01 PM HADT · 867 days ago · 35 km deep · 25 km away
43. 2.298 km SE of Atka, AlaskaFri, May 17, 11:18 PM HADT · 866 days ago · 48 km deep · 48 km away
44. 3.066 km E of Atka, AlaskaSat, May 18, 8:19 AM HADT · 866 days ago · 140 km deep · 65 km away
45. 1.7105 km SE of Atka, AlaskaSat, May 18, 10:51 AM HADT · 866 days ago · 20 km deep · 51 km away
46. 1.948 km ESE of Atka, AlaskaSun, May 19, 10:45 AM HADT · 865 days ago · 13 km deep · 37 km away
47. 1.942 km SSW of Atka, AlaskaSun, May 19, 1:27 PM HADT · 865 days ago · 45 km deep · 49 km away
48. 3.026 km SSW of Atka, AlaskaSun, May 19, 5:53 PM HADT · 865 days ago · 108 km deep · 41 km away
49. 3.822 km ENE of Atka, AlaskaTue, May 21, 3:52 AM HADT · 863 days ago · 76 km deep · 58 km away · felt by 1
50. 3.067 km SSE of Atka, AlaskaTue, May 21, 12:08 PM HADT · 863 days ago · 35 km deep · 14 km away
51. 2.034 km SW of Atka, AlaskaWed, May 22, 4:44 AM HADT · 862 days ago · 72 km deep · 61 km away
52. 1.784 km SW of Atka, AlaskaWed, May 22, 8:40 AM HADT · 862 days ago · 26 km deep · 94 km away
53. 2.212 km WSW of Atka, AlaskaWed, May 22, 2:17 PM HADT · 862 days ago · 89 km deep · 58 km away
54. 2.175 km WSW of Atka, AlaskaThu, May 23, 2:31 PM HADT · 861 days ago · 53 km deep · 96 km away
55. 3.024 km W of Atka, AlaskaFri, May 24, 1:50 AM HADT · 860 days ago · 209 km deep · 69 km away
56. 2.228 km NNE of Atka, AlaskaFri, May 24, 9:50 AM HADT · 860 days ago · 6 km deep · 76 km away
57. 3.2126 km ESE of Atka, AlaskaFri, May 24, 11:29 AM HADT · 860 days ago · 35 km deep · 87 km away
58. 1.936 km SE of Atka, AlaskaSat, May 25, 4:28 AM HADT · 859 days ago · 14 km deep · 25 km away
59. 2.174 km SE of Atka, AlaskaSat, May 25, 4:42 AM HADT · 859 days ago · 20 km deep · 24 km away
60. 2.9112 km SE of Atka, AlaskaSat, May 25, 6:01 AM HADT · 859 days ago · 35 km deep · 62 km away

The first 60 of 112.

Before

1. 1.668 km WSW of Atka, AlaskaSat, Apr 20, 3:55 AM HADT · 894 days ago · 63 km deep · 93 km away
2. 2.767 km SE of Atka, AlaskaFri, Apr 19, 8:43 AM HADT · 895 days ago · 35 km deep · 16 km away
3. 3.164 km SE of Atka, AlaskaFri, Apr 19, 8:18 AM HADT · 895 days ago · 35 km deep · 12 km away
4. 1.934 km ESE of Atka, AlaskaFri, Apr 19, 3:17 AM HADT · 895 days ago · 4 km deep · 29 km away
5. 3.192 km SE of Atka, AlaskaFri, Apr 19, 12:27 AM HADT · 895 days ago · 21 km deep · 37 km away
6. 2.140 km S of Atka, AlaskaWed, Apr 17, 9:56 PM HADT · 897 days ago · 38 km deep · 29 km away
7. 1.937 km SSE of Atka, AlaskaSat, Apr 13, 6:59 AM HADT · 901 days ago · 67 km deep · 19 km away
8. 1.975 km S of Atka, AlaskaSat, Apr 13, 4:01 AM HADT · 901 days ago · 14 km deep · 52 km away
9. 1.947 km WSW of Atka, AlaskaSat, Apr 13, 12:13 AM HADT · 901 days ago · 24 km deep · 76 km away
10. 2.2120 km SSW of Atka, AlaskaMon, Apr 8, 7:29 AM HADT · 906 days ago · 2 km deep · 97 km away
11. 2.833 km NW of Atka, AlaskaMon, Apr 8, 12:33 AM HADT · 906 days ago · 183 km deep · 88 km away
12. 2.035 km NE of Atka, AlaskaSun, Apr 7, 10:35 AM HADT · 907 days ago · 29 km deep · 68 km away
13. 2.967 km SW of Atka, AlaskaSat, Apr 6, 7:56 PM HADT · 908 days ago · 85 km deep · 87 km away
14. 1.732 km NE of Atka, AlaskaSat, Apr 6, 2:05 AM HADT · 908 days ago · 31 km deep · 71 km away
15. 2.072 km SW of Atka, AlaskaThu, Apr 4, 11:36 PM HADT · 909 days ago · 21 km deep · 79 km away
16. 1.724 km SSE of Atka, AlaskaThu, Apr 4, 4:58 AM HADT · 910 days ago · 15 km deep · 34 km away
17. 3.0106 km S of Atka, AlaskaWed, Apr 3, 11:27 PM HADT · 910 days ago · 35 km deep · 73 km away
18. 2.316 km SW of Atka, AlaskaWed, Apr 3, 12:06 AM HADT · 911 days ago · 58 km deep · 56 km away
19. 1.968 km SSW of Atka, AlaskaMon, Apr 1, 10:55 PM HADT · 912 days ago · 20 km deep · 69 km away
20. 1.973 km SSW of Atka, AlaskaMon, Apr 1, 7:38 PM HADT · 913 days ago · 16 km deep · 72 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak02453tcbbp. Read Thu, Oct 1, 2026, 7:06 PM UTC.