M1.9 earthquake 63 km E of Adak, Alaska

Magnitude

1.9 (ml), micro

Local time

Wed, Jan 20, 2021, 5:01 AM HAST

UTC

2021-01-20 15:01:55 UTC

Depth

20.5 km (12.7 mi), shallow

Epicenter

51.780° N, 175.724° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

24

After

1. 1.633 km SSW of Adak, AlaskaThu, Jan 21, 12:10 AM HAST · 2074 days ago · 36 km deep · 75 km away
2. 1.766 km SSW of Atka, AlaskaThu, Jan 21, 2:21 AM HAST · 2074 days ago · 18 km deep · 70 km away
3. 1.968 km SSE of Adak, AlaskaThu, Jan 21, 2:16 PM HAST · 2074 days ago · 22 km deep · 71 km away
4. 1.539 km S of Adak, AlaskaThu, Jan 21, 11:39 PM HAST · 2073 days ago · 39 km deep · 71 km away
5. 1.755 km SSW of Adak, AlaskaFri, Jan 22, 12:32 AM HAST · 2073 days ago · 22 km deep · 87 km away
6. 2.047 km E of Adak, AlaskaFri, Jan 22, 5:28 AM HAST · 2073 days ago · 172 km deep · 18 km away
7. 2.563 km ENE of Adak, AlaskaFri, Jan 22, 8:19 AM HAST · 2073 days ago · 182 km deep · 30 km away
8. 2.188 km SW of Atka, AlaskaFri, Jan 22, 9:46 PM HAST · 2072 days ago · 26 km deep · 37 km away
9. 2.051 km SE of Adak, AlaskaSat, Jan 23, 3:28 AM HAST · 2072 days ago · 26 km deep · 46 km away
10. 1.623 km SE of Adak, AlaskaSat, Jan 23, 3:51 AM HAST · 2072 days ago · 54 km deep · 46 km away
11. 2.187 km SE of Adak, AlaskaSat, Jan 23, 4:03 AM HAST · 2072 days ago · 22 km deep · 40 km away
12. 1.657 km SSE of Adak, AlaskaSat, Jan 23, 6:23 AM HAST · 2072 days ago · 27 km deep · 66 km away
13. 1.978 km SE of Adak, AlaskaSat, Jan 23, 3:55 PM HAST · 2071 days ago · 20 km deep · 35 km away
14. 2.077 km ESE of Adak, AlaskaSun, Jan 24, 5:17 PM HAST · 2070 days ago · 50 km deep · 28 km away
15. 2.597 km SW of Atka, AlaskaSun, Jan 24, 5:47 PM HAST · 2070 days ago · 71 km deep · 43 km away
16. 1.641 km SSE of Adak, AlaskaMon, Jan 25, 8:19 PM HAST · 2069 days ago · 33 km deep · 52 km away
17. 3.043 km S of Adak, AlaskaMon, Jan 25, 10:24 PM HAST · 2069 days ago · 39 km deep · 76 km away
18. 2.896 km SSE of Adak, AlaskaTue, Jan 26, 9:41 AM HAST · 2069 days ago · 10 km deep · 88 km away
19. 1.761 km SE of Adak, AlaskaTue, Jan 26, 12:43 PM HAST · 2069 days ago · 26 km deep · 40 km away
20. 2.156 km S of Adak, AlaskaWed, Jan 27, 7:39 AM HAST · 2068 days ago · 24 km deep · 78 km away
21. 2.186 km SE of Adak, AlaskaThu, Jan 28, 7:26 AM HAST · 2067 days ago · 25 km deep · 39 km away
22. 2.971 km SE of Adak, AlaskaThu, Jan 28, 8:13 PM HAST · 2066 days ago · 35 km deep · 47 km away
23. 1.9Andreanof Islands, Aleutian Islands, AlaskaFri, Jan 29, 1:11 PM HAST · 2066 days ago · 34 km deep · 75 km away
24. 2.076 km WSW of Atka, AlaskaSat, Jan 30, 3:32 AM HAST · 2065 days ago · 68 km deep · 38 km away
25. 2.532 km W of Atka, AlaskaSat, Jan 30, 9:37 AM HAST · 2065 days ago · 208 km deep · 87 km away
26. 2.293 km SE of Adak, AlaskaSat, Jan 30, 11:35 AM HAST · 2065 days ago · 20 km deep · 48 km away
27. 1.774 km SE of Adak, AlaskaSat, Jan 30, 6:24 PM HAST · 2064 days ago · 4 km deep · 45 km away
28. 2.767 km SSW of Atka, AlaskaMon, Feb 1, 3:25 AM HAST · 2063 days ago · 35 km deep · 85 km away
29. 2.885 km ESE of Adak, AlaskaMon, Feb 1, 8:15 AM HAST · 2063 days ago · 35 km deep · 35 km away
30. 2.048 km E of Adak, AlaskaMon, Feb 1, 10:46 AM HAST · 2063 days ago · 127 km deep · 15 km away
31. 1.878 km SSE of Adak, AlaskaMon, Feb 1, 1:53 PM HAST · 2063 days ago · 19 km deep · 78 km away
32. 1.8Andreanof Islands, Aleutian Islands, AlaskaMon, Feb 1, 4:47 PM HAST · 2062 days ago · 43 km deep · 77 km away
33. 1.789 km ESE of Adak, AlaskaMon, Feb 1, 8:36 PM HAST · 2062 days ago · 12 km deep · 40 km away
34. 1.938 km SSE of Adak, AlaskaTue, Feb 2, 5:49 AM HAST · 2062 days ago · 53 km deep · 52 km away
35. 2.032 km WSW of Atka, AlaskaTue, Feb 2, 1:23 PM HAST · 2062 days ago · 186 km deep · 82 km away
36. 2.159 km SE of Adak, AlaskaTue, Feb 2, 3:31 PM HAST · 2061 days ago · 26 km deep · 34 km away
37. 1.87 km SE of Adak, AlaskaTue, Feb 2, 4:20 PM HAST · 2061 days ago · 73 km deep · 58 km away
38. 2.123 km WNW of Atka, AlaskaTue, Feb 2, 5:06 PM HAST · 2061 days ago · 168 km deep · 98 km away
39. 1.622 km SSE of Adak, AlaskaTue, Feb 2, 5:33 PM HAST · 2061 days ago · 70 km deep · 55 km away
40. 1.650 km SSW of Adak, AlaskaTue, Feb 2, 7:33 PM HAST · 2061 days ago · 57 km deep · 89 km away
41. 2.188 km E of Adak, AlaskaTue, Feb 2, 9:13 PM HAST · 2061 days ago · 66 km deep · 26 km away
42. 2.693 km SW of Atka, AlaskaWed, Feb 3, 12:01 AM HAST · 2061 days ago · 35 km deep · 46 km away
43. 1.924 km SE of Adak, AlaskaWed, Feb 3, 1:52 AM HAST · 2061 days ago · 62 km deep · 43 km away
44. 2.530 km WNW of Adak, AlaskaWed, Feb 3, 2:46 AM HAST · 2061 days ago · 10 km deep · 94 km away
45. 1.822 km SSW of Adak, AlaskaWed, Feb 3, 6:39 PM HAST · 2060 days ago · 59 km deep · 72 km away
46. 1.956 km SSW of Atka, AlaskaWed, Feb 3, 7:28 PM HAST · 2060 days ago · 17 km deep · 73 km away
47. 2.730 km WNW of Adak, AlaskaFri, Feb 5, 4:35 AM HAST · 2059 days ago · 13 km deep · 93 km away
48. 2.158 km SSE of Adak, AlaskaFri, Feb 5, 5:56 AM HAST · 2059 days ago · 23 km deep · 61 km away
49. 1.863 km SSW of Adak, AlaskaSat, Feb 6, 3:52 PM HAST · 2057 days ago · 35 km deep · 97 km away
50. 2.030 km E of Adak, AlaskaSat, Feb 6, 8:40 PM HAST · 2057 days ago · 77 km deep · 33 km away
51. 3.784 km SSE of Adak, AlaskaSun, Feb 7, 5:43 AM HAST · 2057 days ago · 37 km deep · 76 km away
52. 3.598 km SSE of Adak, AlaskaSun, Feb 7, 9:36 AM HAST · 2057 days ago · 10 km deep · 92 km away
53. 2.599 km SSE of Adak, AlaskaSun, Feb 7, 2:50 PM HAST · 2056 days ago · 20 km deep · 86 km away
54. 1.895 km ESE of Adak, AlaskaSun, Feb 7, 8:29 PM HAST · 2056 days ago · 26 km deep · 38 km away
55. 3.560 km SE of Adak, AlaskaSun, Feb 7, 9:37 PM HAST · 2056 days ago · 34 km deep · 46 km away
56. 1.543 km S of Adak, AlaskaSun, Feb 7, 10:55 PM HAST · 2056 days ago · 30 km deep · 75 km away
57. 1.827 km WNW of Adak, AlaskaSun, Feb 7, 11:08 PM HAST · 2056 days ago · 6 km deep · 91 km away
58. 2.148 km ESE of Adak, AlaskaMon, Feb 8, 1:50 PM HAST · 2056 days ago · 73 km deep · 15 km away
59. 2.175 km SSE of Adak, AlaskaMon, Feb 8, 9:50 PM HAST · 2055 days ago · 26 km deep · 71 km away
60. 2.0102 km SSW of Atka, AlaskaTue, Feb 9, 5:13 PM HAST · 2054 days ago · 25 km deep · 75 km away

The first 60 of 145.

Before

1. 2.348 km ENE of Adak, AlaskaMon, Jan 18, 9:35 PM HAST · 2076 days ago · 129 km deep · 33 km away
2. 2.1Andreanof Islands, Aleutian Islands, AlaskaMon, Jan 18, 9:20 AM HAST · 2077 days ago · 72 km deep · 92 km away
3. 2.733 km SW of Atka, AlaskaMon, Jan 18, 7:01 AM HAST · 2077 days ago · 220 km deep · 87 km away
4. 1.760 km ESE of Adak, AlaskaMon, Jan 18, 6:39 AM HAST · 2077 days ago · 55 km deep · 4 km away
5. 2.463 km SW of Atka, AlaskaFri, Jan 15, 9:29 PM HAST · 2079 days ago · 2 km deep · 64 km away
6. 2.491 km SW of Atka, AlaskaFri, Jan 15, 3:51 PM HAST · 2079 days ago · 16 km deep · 44 km away
7. 2.129 km SW of Atka, AlaskaFri, Jan 15, 11:17 AM HAST · 2080 days ago · 90 km deep · 87 km away
8. 4.050 km W of Atka, AlaskaWed, Jan 13, 6:30 PM HAST · 2081 days ago · 90 km deep · 66 km away
9. 2.283 km ESE of Adak, AlaskaMon, Jan 11, 12:44 PM HAST · 2084 days ago · 48 km deep · 31 km away
10. 1.950 km SSW of Atka, AlaskaMon, Jan 11, 10:57 AM HAST · 2084 days ago · 26 km deep · 90 km away
11. 2.7100 km ESE of Adak, AlaskaMon, Jan 11, 2:18 AM HAST · 2084 days ago · 35 km deep · 40 km away
12. 2.930 km SSW of Adak, AlaskaSun, Jan 10, 9:39 PM HAST · 2084 days ago · 38 km deep · 77 km away
13. 1.658 km SSE of Adak, AlaskaSun, Jan 10, 5:03 PM HAST · 2084 days ago · 25 km deep · 49 km away
14. 1.556 km SSE of Adak, AlaskaSun, Jan 10, 4:55 PM HAST · 2084 days ago · 25 km deep · 49 km away
15. 1.860 km SE of Adak, AlaskaSun, Jan 10, 4:33 PM HAST · 2084 days ago · 10 km deep · 48 km away
16. 1.733 km S of Adak, AlaskaSat, Jan 9, 3:36 PM HAST · 2085 days ago · 45 km deep · 71 km away
17. 3.890 km SW of Atka, AlaskaSat, Jan 9, 10:27 AM HAST · 2086 days ago · 35 km deep · 50 km away
18. 2.936 km S of Adak, AlaskaSat, Jan 9, 4:26 AM HAST · 2086 days ago · 35 km deep · 70 km away
19. 2.857 km SE of Adak, AlaskaFri, Jan 8, 3:34 PM HAST · 2086 days ago · 35 km deep · 47 km away
20. 1.939 km SSE of Adak, AlaskaFri, Jan 8, 1:52 PM HAST · 2087 days ago · 36 km deep · 51 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021xborz3. Read Sat, Sep 26, 2026, 11:47 AM UTC.