M2.8 earthquake 46 km SSE of Adak, Alaska

Magnitude

2.8 (ml), micro

Local time

Sun, Dec 6, 2020, 1:40 AM HAST

UTC

2020-12-06 11:40:36 UTC

Depth

31.7 km (19.7 mi), shallow

Epicenter

51.513° N, 176.299° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 2.9 km horizontally, 9.7 km in depth

Magnitude uncertainty

±0.12

Depth from

From location

Station coverage gap

211°, poorly surrounded by stations

Stations used

31

After

1. 1.541 km SSE of Adak, AlaskaSun, Dec 6, 10:00 PM HAST · 2124 days ago · 32 km deep · 6 km away
2. 1.774 km ESE of Adak, AlaskaMon, Dec 7, 1:55 PM HAST · 2123 days ago · 22 km deep · 47 km away
3. 1.782 km SSE of Adak, AlaskaTue, Dec 8, 5:46 PM HAST · 2122 days ago · 25 km deep · 37 km away
4. 2.013 km SE of Adak, AlaskaTue, Dec 8, 10:43 PM HAST · 2122 days ago · 87 km deep · 35 km away
5. 2.149 km SSE of Adak, AlaskaWed, Dec 9, 11:45 AM HAST · 2121 days ago · 26 km deep · 6 km away
6. 2.774 km SW of Adak, AlaskaWed, Dec 9, 7:02 PM HAST · 2121 days ago · 53 km deep · 85 km away
7. 3.948 km S of Adak, AlaskaThu, Dec 10, 12:15 PM HAST · 2120 days ago · 35 km deep · 19 km away
8. 1.5Andreanof Islands, Aleutian Islands, AlaskaThu, Dec 10, 10:28 PM HAST · 2120 days ago · 7 km deep · 89 km away
9. 2.164 km ESE of Adak, AlaskaFri, Dec 11, 4:34 AM HAST · 2119 days ago · 26 km deep · 33 km away
10. 1.742 km SW of Adak, AlaskaFri, Dec 11, 5:58 AM HAST · 2119 days ago · 51 km deep · 54 km away
11. 1.755 km S of Adak, AlaskaFri, Dec 11, 9:34 AM HAST · 2119 days ago · 23 km deep · 27 km away
12. 3.076 km SSW of Adak, AlaskaFri, Dec 11, 5:51 PM HAST · 2119 days ago · 35 km deep · 67 km away
13. 2.737 km SSE of Adak, AlaskaSat, Dec 12, 3:16 PM HAST · 2118 days ago · 48 km deep · 10 km away
14. 1.821 km NE of Adak, AlaskaMon, Dec 14, 3:23 AM HAST · 2117 days ago · 97 km deep · 57 km away
15. 1.584 km SW of Adak, AlaskaMon, Dec 14, 7:32 AM HAST · 2116 days ago · 26 km deep · 92 km away
16. 1.784 km SW of Atka, AlaskaMon, Dec 14, 7:33 AM HAST · 2116 days ago · 27 km deep · 82 km away
17. 1.566 km WSW of Adak, AlaskaMon, Dec 14, 11:25 AM HAST · 2116 days ago · 72 km deep · 91 km away
18. 2.153 km E of Adak, AlaskaMon, Dec 14, 1:07 PM HAST · 2116 days ago · 153 km deep · 59 km away
19. 1.857 km WSW of Adak, AlaskaMon, Dec 14, 2:48 PM HAST · 2116 days ago · 12 km deep · 85 km away
20. 2.067 km SE of Adak, AlaskaTue, Dec 15, 8:03 AM HAST · 2115 days ago · 23 km deep · 24 km away
21. 2.593 km SSW of Adak, AlaskaTue, Dec 15, 8:38 AM HAST · 2115 days ago · 42 km deep · 83 km away
22. 3.268 km SE of Adak, AlaskaWed, Dec 16, 4:11 AM HAST · 2114 days ago · 35 km deep · 27 km away
23. 3.849 km SSW of Adak, AlaskaWed, Dec 16, 6:40 AM HAST · 2114 days ago · 42 km deep · 34 km away
24. 2.138 km ENE of Adak, AlaskaWed, Dec 16, 12:56 PM HAST · 2114 days ago · 140 km deep · 54 km away
25. 1.717 km SE of Adak, AlaskaWed, Dec 16, 1:20 PM HAST · 2114 days ago · 71 km deep · 30 km away
26. 1.640 km SW of Adak, AlaskaThu, Dec 17, 8:18 PM HAST · 2113 days ago · 48 km deep · 57 km away
27. 2.666 km E of Adak, AlaskaFri, Dec 18, 2:06 AM HAST · 2113 days ago · 86 km deep · 66 km away
28. 1.979 km SW of Adak, AlaskaFri, Dec 18, 4:43 AM HAST · 2112 days ago · 31 km deep · 89 km away
29. 2.547 km SE of Adak, AlaskaFri, Dec 18, 7:18 AM HAST · 2112 days ago · 35 km deep · 4 km away
30. 2.563 km ENE of Adak, AlaskaSat, Dec 19, 10:37 AM HAST · 2111 days ago · 217 km deep · 74 km away
31. 1.667 km WSW of Adak, AlaskaSun, Dec 20, 11:37 PM HAST · 2110 days ago · 40 km deep · 80 km away
32. 3.074 km SSE of Adak, AlaskaTue, Dec 22, 6:23 AM HAST · 2108 days ago · 25 km deep · 28 km away
33. 1.969 km SSW of Adak, AlaskaThu, Dec 24, 7:43 AM HAST · 2106 days ago · 44 km deep · 60 km away
34. 1.961 km SSW of Adak, AlaskaThu, Dec 24, 11:08 AM HAST · 2106 days ago · 43 km deep · 55 km away
35. 3.888 km SW of Atka, AlaskaFri, Dec 25, 2:45 AM HAST · 2106 days ago · 45 km deep · 77 km away
36. 2.094 km ESE of Adak, AlaskaFri, Dec 25, 4:28 AM HAST · 2105 days ago · 26 km deep · 68 km away
37. 1.975 km SW of Adak, AlaskaSat, Dec 26, 4:32 AM HAST · 2104 days ago · 33 km deep · 79 km away
38. 2.181 km SW of Atka, AlaskaSat, Dec 26, 1:44 PM HAST · 2104 days ago · 26 km deep · 94 km away
39. 1.547 km SSE of Adak, AlaskaSat, Dec 26, 4:52 PM HAST · 2104 days ago · 18 km deep · 1 km away
40. 2.777 km ESE of Adak, AlaskaSun, Dec 27, 3:50 PM HAST · 2103 days ago · 33 km deep · 46 km away
41. 3.6101 km ESE of Adak, AlaskaMon, Dec 28, 8:13 AM HAST · 2102 days ago · 35 km deep · 71 km away
42. 2.173 km WSW of Atka, AlaskaTue, Dec 29, 4:44 PM HAST · 2101 days ago · 88 km deep · 91 km away
43. 2.555 km SSW of Adak, AlaskaTue, Dec 29, 6:29 PM HAST · 2101 days ago · 35 km deep · 43 km away
44. 1.975 km E of Adak, AlaskaTue, Dec 29, 10:27 PM HAST · 2101 days ago · 60 km deep · 59 km away
45. 1.639 km SSE of Adak, AlaskaWed, Dec 30, 1:31 PM HAST · 2100 days ago · 34 km deep · 8 km away
46. 1.678 km SE of Adak, AlaskaWed, Dec 30, 5:30 PM HAST · 2100 days ago · 26 km deep · 40 km away
47. 2.9Andreanof Islands, Aleutian Islands, AlaskaThu, Dec 31, 11:59 AM HAST · 2099 days ago · 11 km deep · 68 km away
48. 1.666 km SSE of Adak, AlaskaSun, Jan 3, 9:02 PM HAST · 2096 days ago · 15 km deep · 20 km away
49. 3.0Andreanof Islands, Aleutian Islands, AlaskaMon, Jan 4, 1:03 AM HAST · 2096 days ago · 50 km deep · 29 km away
50. 2.057 km NE of Adak, AlaskaMon, Jan 4, 5:53 AM HAST · 2095 days ago · 116 km deep · 78 km away
51. 2.184 km WSW of Adak, AlaskaMon, Jan 4, 10:36 AM HAST · 2095 days ago · 44 km deep · 95 km away
52. 1.676 km SE of Adak, AlaskaMon, Jan 4, 4:42 PM HAST · 2095 days ago · 23 km deep · 35 km away
53. 1.639 km SSE of Adak, AlaskaMon, Jan 4, 10:40 PM HAST · 2095 days ago · 33 km deep · 8 km away
54. 1.762 km SW of Adak, AlaskaMon, Jan 4, 11:43 PM HAST · 2095 days ago · 26 km deep · 62 km away
55. 1.845 km S of Adak, AlaskaTue, Jan 5, 2:27 AM HAST · 2095 days ago · 46 km deep · 16 km away
56. 2.013 km ESE of Adak, AlaskaTue, Jan 5, 3:33 PM HAST · 2094 days ago · 72 km deep · 38 km away
57. 1.866 km SSW of Adak, AlaskaTue, Jan 5, 6:54 PM HAST · 2094 days ago · 46 km deep · 61 km away
58. 3.195 km SW of Atka, AlaskaWed, Jan 6, 11:56 AM HAST · 2093 days ago · 30 km deep · 74 km away
59. 1.663 km SSE of Adak, AlaskaWed, Jan 6, 6:07 PM HAST · 2093 days ago · 24 km deep · 18 km away
60. 1.969 km ESE of Adak, AlaskaWed, Jan 6, 9:36 PM HAST · 2093 days ago · 44 km deep · 45 km away

The first 60 of 137.

Before

1. 3.361 km ENE of Adak, AlaskaSat, Dec 5, 8:37 PM HAST · 2125 days ago · 165 km deep · 70 km away
2. 1.635 km NE of Adak, AlaskaSat, Dec 5, 6:11 AM HAST · 2125 days ago · 8 km deep · 61 km away
3. 2.730 km SSW of Adak, AlaskaFri, Dec 4, 8:41 PM HAST · 2126 days ago · 214 km deep · 36 km away
4. 1.652 km SSE of Adak, AlaskaFri, Dec 4, 8:11 PM HAST · 2126 days ago · 29 km deep · 6 km away
5. 2.554 km SSE of Adak, AlaskaFri, Dec 4, 9:46 AM HAST · 2126 days ago · 35 km deep · 17 km away
6. 3.448 km SSW of Adak, AlaskaFri, Dec 4, 8:42 AM HAST · 2126 days ago · 35 km deep · 34 km away
7. 1.997 km SW of Atka, AlaskaThu, Dec 3, 11:10 PM HAST · 2127 days ago · 26 km deep · 76 km away
8. 2.835 km SSE of Adak, AlaskaThu, Dec 3, 9:33 PM HAST · 2127 days ago · 57 km deep · 13 km away
9. 1.864 km SW of Adak, AlaskaThu, Dec 3, 9:29 PM HAST · 2127 days ago · 35 km deep · 69 km away
10. 2.974 km SW of Atka, AlaskaThu, Dec 3, 6:40 PM HAST · 2127 days ago · 63 km deep · 90 km away
11. 1.649 km SSE of Adak, AlaskaThu, Dec 3, 5:32 PM HAST · 2127 days ago · 24 km deep · 10 km away
12. 3.254 km SSE of Adak, AlaskaThu, Dec 3, 11:23 AM HAST · 2127 days ago · 36 km deep · 13 km away
13. 2.654 km SW of Adak, AlaskaThu, Dec 3, 1:47 AM HAST · 2128 days ago · 47 km deep · 54 km away
14. 1.783 km SW of Atka, AlaskaWed, Dec 2, 9:14 PM HAST · 2128 days ago · 38 km deep · 82 km away
15. 1.661 km SSE of Adak, AlaskaWed, Dec 2, 3:48 PM HAST · 2128 days ago · 26 km deep · 16 km away
16. 3.369 km SW of Adak, AKTue, Dec 1, 4:13 PM HAST · 2129 days ago · 64 km deep · 80 km away
17. 1.549 km WSW of Adak, AlaskaTue, Dec 1, 11:49 AM HAST · 2129 days ago · 70 km deep · 70 km away
18. 1.559 km SE of Adak, AlaskaTue, Dec 1, 10:09 AM HAST · 2129 days ago · 26 km deep · 18 km away
19. 1.560 km SE of Adak, AlaskaTue, Dec 1, 8:55 AM HAST · 2129 days ago · 17 km deep · 18 km away
20. 1.851 km SSE of Adak, AlaskaMon, Nov 30, 11:13 PM HAST · 2130 days ago · 26 km deep · 7 km away

From the USGS Earthquake Hazards Program and its partner networks, event us7000cqp4 (also filed as ak020fo51re2). Read Thu, Oct 1, 2026, 1:13 AM UTC.