M3.8 earthquake 92 km S of Adak, Alaska

Magnitude

3.8 (ml), minor

Local time

Mon, Jul 26, 2021, 10:03 AM HADT

UTC

2021-07-26 19:03:04 UTC

Depth

14.0 km (8.7 mi), shallow

Epicenter

51.050° N, 176.467° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

58

After

1. 3.988 km S of Adak, AlaskaMon, Jul 26, 10:03 AM HADT · 1890 days ago · 23 km deep · 4 km away
2. 2.045 km WSW of Adak, AlaskaMon, Jul 26, 12:50 PM HADT · 1890 days ago · 70 km deep · 84 km away
3. 1.587 km S of Adak, AlaskaMon, Jul 26, 8:39 PM HADT · 1889 days ago · 39 km deep · 5 km away
4. 1.8164 km S of Adak, AlaskaTue, Jul 27, 2:12 AM HADT · 1889 days ago · 17 km deep · 77 km away
5. 1.570 km S of Adak, AlaskaTue, Jul 27, 6:12 AM HADT · 1889 days ago · 21 km deep · 23 km away
6. 1.715 km E of Adak, AKTue, Jul 27, 10:29 AM HADT · 1889 days ago · 76 km deep · 89 km away
7. 3.035 km S of Adak, AlaskaTue, Jul 27, 3:00 PM HADT · 1889 days ago · 46 km deep · 57 km away
8. 1.860 km SE of Adak, AlaskaTue, Jul 27, 6:57 PM HADT · 1888 days ago · 26 km deep · 62 km away
9. 1.9100 km SSE of Adak, AlaskaWed, Jul 28, 4:03 PM HADT · 1888 days ago · 14 km deep · 13 km away
10. 3.044 km SSW of Adak, AlaskaWed, Jul 28, 5:06 PM HADT · 1887 days ago · 70 km deep · 60 km away
11. 1.781 km SW of Adak, AlaskaThu, Jul 29, 1:29 AM HADT · 1887 days ago · 25 km deep · 80 km away
12. 1.643 km S of Adak, AlaskaThu, Jul 29, 11:06 AM HADT · 1887 days ago · 26 km deep · 49 km away
13. 3.563 km SE of Adak, AlaskaFri, Jul 30, 4:55 AM HADT · 1886 days ago · 35 km deep · 49 km away
14. 1.568 km SSW of Adak, AlaskaFri, Jul 30, 9:05 AM HADT · 1886 days ago · 42 km deep · 55 km away
15. 1.9Andreanof Islands, Aleutian Islands, AlaskaFri, Jul 30, 10:53 AM HADT · 1886 days ago · 29 km deep · 49 km away
16. 1.666 km SE of Adak, AlaskaFri, Jul 30, 5:02 PM HADT · 1885 days ago · 26 km deep · 58 km away
17. 1.8Andreanof Islands, Aleutian Islands, AlaskaSat, Jul 31, 6:02 AM HADT · 1885 days ago · 18 km deep · 93 km away
18. 3.054 km ESE of Adak, AlaskaSat, Jul 31, 8:24 AM HADT · 1885 days ago · 42 km deep · 77 km away
19. 1.638 km SW of Adak, AlaskaSat, Jul 31, 5:16 PM HADT · 1884 days ago · 27 km deep · 75 km away
20. 1.897 km S of Adak, AlaskaSat, Jul 31, 10:15 PM HADT · 1884 days ago · 26 km deep · 22 km away
21. 1.578 km SSE of Adak, AlaskaSun, Aug 1, 4:50 AM HADT · 1884 days ago · 19 km deep · 22 km away
22. 1.749 km S of Adak, AlaskaSun, Aug 1, 7:13 AM HADT · 1884 days ago · 30 km deep · 42 km away
23. 1.658 km SE of Adak, AlaskaSun, Aug 1, 7:39 AM HADT · 1884 days ago · 26 km deep · 54 km away
24. 3.517 km SE of Adak, AlaskaSun, Aug 1, 11:48 PM HADT · 1883 days ago · 69 km deep · 82 km away
25. 3.244 km SSE of Adak, AlaskaMon, Aug 2, 12:36 AM HADT · 1883 days ago · 44 km deep · 50 km away
26. 1.560 km SSW of Adak, AlaskaMon, Aug 2, 11:41 AM HADT · 1883 days ago · 36 km deep · 57 km away
27. 1.582 km WSW of Adak, AlaskaMon, Aug 2, 4:44 PM HADT · 1882 days ago · 38 km deep · 96 km away
28. 1.546 km WSW of Adak, AlaskaMon, Aug 2, 11:43 PM HADT · 1882 days ago · 75 km deep · 91 km away
29. 1.694 km SW of Adak, AlaskaTue, Aug 3, 11:09 AM HADT · 1882 days ago · 23 km deep · 77 km away
30. 1.520 km SSW of Adak, AlaskaTue, Aug 3, 2:43 PM HADT · 1882 days ago · 74 km deep · 76 km away
31. 1.559 km SE of Adak, AlaskaTue, Aug 3, 6:20 PM HADT · 1881 days ago · 23 km deep · 51 km away
32. 1.677 km SW of Adak, AlaskaWed, Aug 4, 2:09 AM HADT · 1881 days ago · 29 km deep · 88 km away
33. 1.765 km SE of Adak, AlaskaWed, Aug 4, 4:23 PM HADT · 1880 days ago · 24 km deep · 60 km away
34. 1.9180 km S of Adak, AlaskaWed, Aug 4, 4:42 PM HADT · 1880 days ago · 24 km deep · 89 km away
35. 3.672 km SE of Adak, AlaskaThu, Aug 5, 4:42 AM HADT · 1880 days ago · 30 km deep · 53 km away
36. 1.565 km SSE of Adak, AlaskaThu, Aug 5, 5:25 AM HADT · 1880 days ago · 20 km deep · 40 km away
37. 2.874 km SW of Adak, AlaskaFri, Aug 6, 3:28 AM HADT · 1879 days ago · 61 km deep · 75 km away
38. 1.969 km SE of Adak, AlaskaFri, Aug 6, 9:47 AM HADT · 1879 days ago · 39 km deep · 56 km away
39. 1.545 km SSW of Adak, AlaskaFri, Aug 6, 4:31 PM HADT · 1878 days ago · 63 km deep · 62 km away
40. 1.9123 km SSW of Atka, AlaskaFri, Aug 6, 8:13 PM HADT · 1878 days ago · 26 km deep · 96 km away
41. 2.0120 km SSW of Atka, AlaskaFri, Aug 6, 8:18 PM HADT · 1878 days ago · 21 km deep · 96 km away
42. 3.072 km ESE of Adak, AlaskaSat, Aug 7, 6:50 AM HADT · 1878 days ago · 62 km deep · 87 km away
43. 1.889 km SW of Adak, AlaskaSat, Aug 7, 10:36 AM HADT · 1878 days ago · 33 km deep · 95 km away
44. 1.646 km SW of Adak, AlaskaSat, Aug 7, 3:11 PM HADT · 1878 days ago · 48 km deep · 72 km away
45. 1.684 km WSW of Adak, AlaskaSat, Aug 7, 9:09 PM HADT · 1877 days ago · 13 km deep · 99 km away
46. 1.6101 km SSE of Adak, AlaskaSun, Aug 8, 2:34 AM HADT · 1877 days ago · 24 km deep · 35 km away
47. 1.687 km WSW of Adak, AlaskaMon, Aug 9, 3:16 PM HADT · 1876 days ago · 13 km deep · 99 km away
48. 1.9Andreanof Islands, Aleutian Islands, AlaskaMon, Aug 9, 5:10 PM HADT · 1875 days ago · 26 km deep · 57 km away
49. 1.774 km SSE of Adak, AlaskaMon, Aug 9, 7:04 PM HADT · 1875 days ago · 25 km deep · 30 km away
50. 3.054 km SE of Adak, AlaskaTue, Aug 10, 3:04 AM HADT · 1875 days ago · 35 km deep · 54 km away
51. 2.744 km SSE of Adak, AlaskaTue, Aug 10, 5:59 AM HADT · 1875 days ago · 35 km deep · 52 km away
52. 1.549 km S of Adak, AlaskaTue, Aug 10, 5:11 PM HADT · 1874 days ago · 48 km deep · 48 km away
53. 1.7100 km SW of Adak, AlaskaTue, Aug 10, 10:49 PM HADT · 1874 days ago · 26 km deep · 87 km away
54. 3.764 km SE of Adak, AlaskaWed, Aug 11, 8:02 AM HADT · 1874 days ago · 35 km deep · 59 km away
55. 3.671 km SSW of Adak, AlaskaWed, Aug 11, 8:25 PM HADT · 1873 days ago · 35 km deep · 54 km away
56. 2.078 km SW of Adak, AlaskaThu, Aug 12, 7:51 AM HADT · 1873 days ago · 24 km deep · 88 km away
57. 1.644 km SW of Adak, AlaskaFri, Aug 13, 5:03 AM HADT · 1872 days ago · 28 km deep · 69 km away
58. 3.142 km S of Adak, AlaskaFri, Aug 13, 8:38 AM HADT · 1872 days ago · 69 km deep · 50 km away
59. 2.9Andreanof Islands, Aleutian Islands, AlaskaFri, Aug 13, 2:37 PM HADT · 1872 days ago · 33 km deep · 47 km away
60. 1.620 km SE of Adak, AlaskaFri, Aug 13, 3:40 PM HADT · 1872 days ago · 71 km deep · 75 km away

The first 60 of 142.

Before

1. 3.889 km S of Adak, AlaskaMon, Jul 26, 9:08 AM HADT · 1890 days ago · 16 km deep · 3 km away
2. 4.087 km S of Adak, AlaskaMon, Jul 26, 9:08 AM HADT · 1890 days ago · 10 km deep · 9 km away
3. 3.647 km SE of Adak, AlaskaMon, Jul 26, 12:47 AM HADT · 1890 days ago · 48 km deep · 58 km away
4. 2.172 km S of Adak, AlaskaSun, Jul 25, 4:15 AM HADT · 1891 days ago · 26 km deep · 20 km away
5. 1.773 km SSE of Adak, AlaskaSun, Jul 25, 4:05 AM HADT · 1891 days ago · 25 km deep · 25 km away
6. 2.776 km S of Adak, AlaskaSun, Jul 25, 3:25 AM HADT · 1891 days ago · 20 km deep · 16 km away
7. 3.869 km S of Adak, AlaskaSun, Jul 25, 3:18 AM HADT · 1891 days ago · 35 km deep · 23 km away
8. 2.856 km E of Adak, AlaskaSat, Jul 24, 8:26 PM HADT · 1891 days ago · 67 km deep · 97 km away
9. 2.063 km WSW of Adak, AlaskaSat, Jul 24, 3:27 PM HADT · 1892 days ago · 65 km deep · 94 km away
10. 2.370 km S of Adak, AlaskaSat, Jul 24, 2:25 PM HADT · 1892 days ago · 21 km deep · 22 km away
11. 1.585 km S of Adak, AlaskaSat, Jul 24, 2:00 PM HADT · 1892 days ago · 17 km deep · 7 km away
12. 4.177 km S of Adak, AlaskaSat, Jul 24, 9:11 AM HADT · 1892 days ago · 29 km deep · 16 km away
13. 1.986 km S of Adak, AlaskaSat, Jul 24, 7:13 AM HADT · 1892 days ago · 26 km deep · 6 km away
14. 3.662 km S of Adak, AlaskaSat, Jul 24, 6:10 AM HADT · 1892 days ago · 55 km deep · 30 km away
15. 2.267 km S of Adak, AlaskaSat, Jul 24, 4:42 AM HADT · 1892 days ago · 21 km deep · 25 km away
16. 4.074 km S of Adak, AlaskaSat, Jul 24, 4:30 AM HADT · 1892 days ago · 35 km deep · 19 km away
17. 1.9170 km SSW of Adak, AlaskaSat, Jul 24, 1:39 AM HADT · 1892 days ago · 26 km deep · 91 km away
18. 1.553 km S of Adak, AlaskaFri, Jul 23, 6:43 PM HADT · 1892 days ago · 25 km deep · 40 km away
19. 2.1Andreanof Islands, Aleutian Islands, AlaskaThu, Jul 22, 5:28 PM HADT · 1893 days ago · 63 km deep · 87 km away
20. 2.889 km SW of Adak, AlaskaThu, Jul 22, 12:22 PM HADT · 1894 days ago · 27 km deep · 72 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0219inkq8c. Read Mon, Sep 28, 2026, 12:49 PM UTC.