M1.6 earthquake 175 km W of Adak, Alaska

Magnitude

1.6 (ml), micro

Local time

Tue, Jul 13, 2021, 6:19 AM HADT

UTC

2021-07-13 15:19:10 UTC

Depth

83.9 km (52.1 mi), intermediate-depth

Epicenter

51.702° N, 179.163° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

40

After

1. 1.5132 km W of Adak, AlaskaTue, Jul 13, 6:34 AM HADT · 1903 days ago · 110 km deep · 45 km away
2. 2.7135 km SW of Adak, AlaskaTue, Jul 13, 7:15 AM HADT · 1903 days ago · 26 km deep · 98 km away
3. 1.7222 km WSW of Adak, AlaskaTue, Jul 13, 8:13 AM HADT · 1903 days ago · 58 km deep · 51 km away
4. 1.7112 km WSW of Adak, AlaskaWed, Jul 14, 8:11 AM HADT · 1902 days ago · 30 km deep · 77 km away
5. 1.5213 km W of Adak, AlaskaThu, Jul 15, 1:06 AM HADT · 1901 days ago · 110 km deep · 41 km away
6. 1.7159 km WSW of Adak, AlaskaThu, Jul 15, 2:02 AM HADT · 1901 days ago · 20 km deep · 75 km away
7. 1.9255 km W of Adak, AlaskaSat, Jul 17, 8:50 AM GMT+12 · 1900 days ago · 79 km deep · 81 km away
8. 1.5151 km W of Adak, AlaskaFri, Jul 16, 3:26 PM HADT · 1900 days ago · 12 km deep · 25 km away
9. 1.5118 km WSW of Adak, AlaskaFri, Jul 16, 4:44 PM HADT · 1900 days ago · 32 km deep · 75 km away
10. 2.7108 km WSW of Adak, AlaskaFri, Jul 16, 6:08 PM HADT · 1900 days ago · 26 km deep · 81 km away
11. 1.9125 km WSW of Adak, AlaskaSat, Jul 17, 2:05 AM HADT · 1899 days ago · 25 km deep · 68 km away
12. 1.897 km WSW of Adak, AlaskaSat, Jul 17, 2:14 AM HADT · 1899 days ago · 48 km deep · 97 km away
13. 2.7147 km WNW of Adak, AlaskaSat, Jul 17, 7:28 PM HADT · 1899 days ago · 238 km deep · 84 km away
14. 1.896 km WSW of Adak, AlaskaSat, Jul 17, 7:40 PM HADT · 1899 days ago · 62 km deep · 96 km away
15. 1.9Andreanof Islands, Aleutian Islands, AlaskaSat, Jul 17, 8:09 PM HADT · 1899 days ago · 83 km deep · 20 km away
16. 1.9117 km WSW of Adak, AlaskaSat, Jul 17, 10:53 PM HADT · 1898 days ago · 18 km deep · 70 km away
17. 2.0237 km WSW of Adak, AlaskaSun, Jul 18, 2:01 AM GMT-12 · 1898 days ago · 10 km deep · 81 km away
18. 1.6123 km WSW of Adak, AlaskaSun, Jul 18, 7:25 AM HADT · 1898 days ago · 26 km deep · 71 km away
19. 1.8129 km WSW of Adak, AlaskaMon, Jul 19, 7:58 AM HADT · 1897 days ago · 6 km deep · 49 km away
20. 2.0198 km WSW of Adak, AlaskaTue, Jul 20, 3:45 PM HADT · 1896 days ago · 57 km deep · 31 km away
21. 1.8124 km WSW of Adak, AlaskaTue, Jul 20, 9:43 PM HADT · 1896 days ago · 13 km deep · 77 km away
22. 4.383 km W of Adak, AlaskaWed, Jul 21, 2:03 AM HADT · 1895 days ago · 8 km deep · 95 km away
23. 2.2110 km WSW of Adak, AlaskaWed, Jul 21, 2:29 AM HADT · 1895 days ago · 13 km deep · 79 km away
24. 2.0269 km W of Adak, AlaskaThu, Jul 22, 9:49 AM GMT+12 · 1895 days ago · 147 km deep · 100 km away
25. 2.7265 km WSW of Adak, AlaskaThu, Jul 22, 10:16 PM GMT+12 · 1894 days ago · 20 km deep · 99 km away
26. 1.7216 km WSW of Adak, AlaskaThu, Jul 22, 3:11 PM HADT · 1894 days ago · 55 km deep · 46 km away
27. 2.1244 km W of Adak, AlaskaSat, Jul 24, 11:51 PM GMT+12 · 1892 days ago · 135 km deep · 74 km away
28. 2.8135 km WSW of Adak, AlaskaSat, Jul 24, 7:01 AM HADT · 1892 days ago · 25 km deep · 78 km away
29. 1.8113 km WSW of Adak, AlaskaSat, Jul 24, 7:14 AM HADT · 1892 days ago · 48 km deep · 79 km away
30. 2.2128 km WSW of Adak, AlaskaSat, Jul 24, 8:59 AM HADT · 1892 days ago · 35 km deep · 77 km away
31. 2.1252 km W of Adak, AlaskaMon, Jul 26, 2:35 AM GMT+12 · 1891 days ago · 70 km deep · 77 km away
32. 2.2256 km W of Adak, AlaskaMon, Jul 26, 5:01 AM GMT+12 · 1891 days ago · 130 km deep · 85 km away
33. 2.9211 km W of Adak, AlaskaSun, Jul 25, 11:37 AM HADT · 1891 days ago · 158 km deep · 46 km away
34. 1.6158 km WSW of Adak, AlaskaSun, Jul 25, 1:39 PM HADT · 1891 days ago · 56 km deep · 37 km away
35. 1.6145 km WSW of Adak, AlaskaMon, Jul 26, 6:15 PM HADT · 1890 days ago · 69 km deep · 40 km away
36. 2.7141 km SW of Adak, AlaskaMon, Jul 26, 9:44 PM HADT · 1890 days ago · 35 km deep · 87 km away
37. 2.8266 km W of Adak, AlaskaTue, Jul 27, 9:54 PM GMT+12 · 1889 days ago · 195 km deep · 100 km away
38. 1.8183 km WSW of Adak, AlaskaTue, Jul 27, 2:17 AM HADT · 1889 days ago · 20 km deep · 69 km away
39. 4.0Andreanof Islands, Aleutian Islands, AlaskaWed, Jul 28, 8:31 AM HADT · 1888 days ago · 38 km deep · 98 km away
40. 1.7117 km WSW of Adak, AlaskaWed, Jul 28, 11:12 AM HADT · 1888 days ago · 38 km deep · 79 km away
41. 2.7123 km WSW of Adak, AlaskaWed, Jul 28, 11:30 AM HADT · 1888 days ago · 29 km deep · 75 km away
42. 1.5131 km WSW of Adak, AlaskaWed, Jul 28, 8:23 PM HADT · 1888 days ago · 26 km deep · 69 km away
43. 1.897 km WSW of Adak, AlaskaWed, Jul 28, 10:15 PM HADT · 1887 days ago · 62 km deep · 92 km away
44. 1.8237 km WSW of Adak, AlaskaWed, Jul 28, 8:26 PM GMT-12 · 1887 days ago · 24 km deep · 71 km away
45. 2.5251 km WSW of Adak, AlaskaFri, Jul 30, 8:18 AM GMT+12 · 1887 days ago · 62 km deep · 79 km away
46. 2.8265 km W of Adak, AlaskaFri, Jul 30, 12:56 PM GMT+12 · 1887 days ago · 10 km deep · 90 km away
47. 2.7242 km WSW of Adak, AlaskaFri, Jul 30, 9:44 PM GMT+12 · 1886 days ago · 35 km deep · 74 km away
48. 2.2268 km WSW of Adak, AlaskaFri, Jul 30, 11:01 PM GMT+12 · 1886 days ago · 36 km deep · 99 km away
49. 1.8148 km WSW of Adak, AlaskaFri, Jul 30, 4:30 AM HADT · 1886 days ago · 24 km deep · 79 km away
50. 1.9245 km WSW of Adak, AlaskaSat, Jul 31, 12:31 PM GMT+12 · 1886 days ago · 13 km deep · 74 km away
51. 2.8Rat Islands, Aleutian Islands, AlaskaSun, Aug 1, 3:57 AM GMT+12 · 1885 days ago · 77 km deep · 70 km away
52. 3.9220 km WSW of Adak, AlaskaSat, Jul 31, 12:52 PM HADT · 1885 days ago · 35 km deep · 81 km away
53. 1.6117 km WSW of Adak, AlaskaSat, Jul 31, 3:42 PM HADT · 1885 days ago · 47 km deep · 72 km away
54. 4.0123 km WSW of Adak, AlaskaSun, Aug 1, 8:28 AM HADT · 1884 days ago · 47 km deep · 79 km away
55. 1.8159 km WSW of Adak, AlaskaSun, Aug 1, 7:35 PM HADT · 1884 days ago · 25 km deep · 66 km away
56. 1.7255 km W of Adak, AlaskaTue, Aug 3, 7:06 AM GMT+12 · 1883 days ago · 7 km deep · 81 km away
57. 2.1133 km W of Adak, AlaskaMon, Aug 2, 6:36 PM HADT · 1883 days ago · 139 km deep · 46 km away
58. 1.6Andreanof Islands, Aleutian Islands, AlaskaTue, Aug 3, 6:33 AM HADT · 1882 days ago · 13 km deep · 72 km away
59. 1.982 km W of Adak, AlaskaTue, Aug 3, 1:00 PM HADT · 1882 days ago · 7 km deep · 93 km away
60. 1.6117 km WSW of Adak, AlaskaTue, Aug 3, 7:12 PM HADT · 1882 days ago · 45 km deep · 74 km away

The first 60 of 197.

Before

1. 1.7129 km WSW of Adak, AlaskaMon, Jul 12, 9:13 PM HADT · 1904 days ago · 5 km deep · 48 km away
2. 2.595 km WSW of Adak, AlaskaMon, Jul 12, 9:07 PM HADT · 1904 days ago · 73 km deep · 84 km away
3. 1.6155 km WSW of Adak, AlaskaSun, Jul 11, 9:43 PM HADT · 1905 days ago · 24 km deep · 71 km away
4. 1.9241 km WSW of Adak, AlaskaSun, Jul 11, 1:16 AM GMT-12 · 1905 days ago · 26 km deep · 87 km away
5. 2.2156 km WSW of Adak, AlaskaSun, Jul 11, 3:13 AM HADT · 1905 days ago · 25 km deep · 72 km away
6. 1.7197 km WSW of Adak, AlaskaSun, Jul 11, 3:01 AM HADT · 1905 days ago · 22 km deep · 66 km away
7. 1.9123 km WSW of Adak, AlaskaSat, Jul 10, 8:17 PM HADT · 1906 days ago · 10 km deep · 56 km away
8. 1.5103 km W of Adak, AlaskaSat, Jul 10, 6:04 AM HADT · 1906 days ago · 5 km deep · 74 km away
9. 2.2256 km W of Adak, AlaskaSat, Jul 10, 9:03 PM GMT+12 · 1906 days ago · 141 km deep · 84 km away
10. 1.8268 km WSW of Adak, AlaskaSat, Jul 10, 8:25 PM GMT+12 · 1906 days ago · 62 km deep · 96 km away
11. 1.7144 km SW of Adak, AlaskaFri, Jul 9, 9:14 PM HADT · 1907 days ago · 26 km deep · 82 km away
12. 2.0186 km WSW of Adak, AlaskaFri, Jul 9, 7:13 AM HADT · 1907 days ago · 13 km deep · 45 km away
13. 1.9167 km WSW of Adak, AlaskaFri, Jul 9, 3:57 AM HADT · 1907 days ago · 14 km deep · 38 km away
14. 1.592 km WSW of Adak, AlaskaThu, Jul 8, 5:50 PM HADT · 1908 days ago · 39 km deep · 97 km away
15. 1.9151 km WSW of Adak, AlaskaThu, Jul 8, 3:14 PM HADT · 1908 days ago · 8 km deep · 43 km away
16. 1.7130 km WSW of Adak, AlaskaThu, Jul 8, 9:22 AM HADT · 1908 days ago · 7 km deep · 47 km away
17. 1.8158 km WSW of Adak, AlaskaThu, Jul 8, 2:14 AM HADT · 1908 days ago · 5 km deep · 53 km away
18. 1.9Andreanof Islands, Aleutian Islands, AlaskaWed, Jul 7, 6:22 PM HADT · 1909 days ago · 22 km deep · 40 km away
19. 2.7237 km W of Adak, AlaskaWed, Jul 7, 5:50 AM HADT · 1909 days ago · 13 km deep · 62 km away
20. 1.9100 km WSW of Adak, AlaskaMon, Jul 5, 1:07 PM HADT · 1911 days ago · 62 km deep · 86 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0218x3axci. Read Mon, Sep 28, 2026, 6:17 PM UTC.