M1.8 earthquake 57 km SE of Adak, Alaska

Magnitude

1.8 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sat, Oct 3, 2020, 2:00 AM HADT

UTC

2020-10-03 11:00:27 UTC

Depth

45.7 km (28.4 mi), shallow

Epicenter

51.482° N, 176.082° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

27

After

1. 3.353 km S of Adak, AlaskaSat, Oct 3, 4:13 AM HADT · 2190 days ago · 33 km deep · 39 km away
2. 1.881 km SW of Atka, AlaskaSat, Oct 3, 5:05 AM HADT · 2190 days ago · 18 km deep · 83 km away
3. 3.886 km SW of Atka, AlaskaSat, Oct 3, 5:52 AM HADT · 2190 days ago · 24 km deep · 79 km away
4. 1.841 km SSE of Adak, AlaskaSat, Oct 3, 6:01 PM HADT · 2190 days ago · 31 km deep · 19 km away
5. 1.987 km ESE of Adak, AlaskaSun, Oct 4, 1:59 PM HADT · 2189 days ago · 39 km deep · 37 km away
6. 3.044 km SE of Adak, AlaskaSun, Oct 4, 2:07 PM HADT · 2189 days ago · 59 km deep · 19 km away
7. 1.738 km SSW of Adak, AlaskaSun, Oct 4, 10:18 PM HADT · 2188 days ago · 15 km deep · 55 km away
8. 2.659 km SSE of Adak, AlaskaSun, Oct 4, 10:34 PM HADT · 2188 days ago · 35 km deep · 21 km away
9. 1.934 km SSW of Adak, AlaskaMon, Oct 5, 1:05 AM HADT · 2188 days ago · 57 km deep · 52 km away
10. 2.275 km ENE of Adak, AlaskaMon, Oct 5, 6:40 PM HADT · 2188 days ago · 170 km deep · 89 km away
11. 1.978 km SW of Adak, AlaskaWed, Oct 7, 8:41 AM HADT · 2186 days ago · 26 km deep · 100 km away
12. 3.164 km SE of Adak, AlaskaThu, Oct 8, 3:29 PM HADT · 2185 days ago · 35 km deep · 8 km away
13. 3.335 km E of Adak, AlaskaFri, Oct 9, 12:44 AM HADT · 2184 days ago · 89 km deep · 43 km away
14. 1.882 km SW of Atka, AlaskaFri, Oct 9, 9:09 AM HADT · 2184 days ago · 26 km deep · 84 km away
15. 3.068 km SSE of Adak, AlaskaFri, Oct 9, 9:36 AM HADT · 2184 days ago · 35 km deep · 16 km away
16. 4.368 km SSE of Adak, AlaskaFri, Oct 9, 10:24 AM HADT · 2184 days ago · 28 km deep · 13 km away
17. 2.160 km SSE of Adak, AlaskaFri, Oct 9, 1:10 PM HADT · 2184 days ago · 24 km deep · 14 km away
18. 2.578 km SSE of Adak, AlaskaSat, Oct 10, 1:51 AM HADT · 2183 days ago · 35 km deep · 26 km away
19. 2.879 km W of Atka, AlaskaSun, Oct 11, 12:27 AM HADT · 2182 days ago · 228 km deep · 91 km away
20. 1.742 km ESE of Adak, AlaskaSun, Oct 11, 6:16 AM HADT · 2182 days ago · 63 km deep · 30 km away
21. 1.945 km SW of Adak, AlaskaSun, Oct 11, 8:30 AM HADT · 2182 days ago · 60 km deep · 72 km away
22. 1.532 km SE of Adak, AlaskaSun, Oct 11, 2:36 PM HADT · 2182 days ago · 25 km deep · 25 km away
23. 3.470 km SE of Adak, AlaskaMon, Oct 12, 2:48 AM HADT · 2181 days ago · 35 km deep · 15 km away
24. 3.288 km SW of Adak, AlaskaMon, Oct 12, 5:04 PM HADT · 2181 days ago · 35 km deep · 99 km away
25. 1.668 km SSW of Adak, AlaskaWed, Oct 14, 10:01 AM HADT · 2179 days ago · 32 km deep · 69 km away
26. 1.751 km W of Adak, AlaskaThu, Oct 15, 3:42 AM HADT · 2178 days ago · 90 km deep · 96 km away
27. 1.947 km SW of Adak, AlaskaThu, Oct 15, 4:18 AM HADT · 2178 days ago · 28 km deep · 69 km away
28. 2.580 km NE of Adak, AlaskaThu, Oct 15, 10:47 AM HADT · 2178 days ago · 167 km deep · 97 km away
29. 2.981 km NE of Adak, AlaskaFri, Oct 16, 3:36 PM HADT · 2177 days ago · 185 km deep · 96 km away
30. 2.968 km SE of Adak, AlaskaFri, Oct 16, 10:16 PM HADT · 2176 days ago · 35 km deep · 12 km away
31. 1.986 km ENE of Adak, AlaskaSat, Oct 17, 12:03 AM HADT · 2176 days ago · 113 km deep · 87 km away
32. 2.551 km S of Adak, AlaskaSat, Oct 17, 12:13 AM HADT · 2176 days ago · 35 km deep · 48 km away
33. 3.175 km ENE of Adak, AlaskaSat, Oct 17, 1:39 AM HADT · 2176 days ago · 158 km deep · 78 km away
34. 2.568 km SW of Adak, AlaskaSat, Oct 17, 6:21 PM HADT · 2176 days ago · 61 km deep · 92 km away
35. 2.567 km SSE of Adak, AlaskaMon, Oct 19, 12:14 AM HADT · 2174 days ago · 33 km deep · 17 km away
36. 1.659 km SSE of Adak, AlaskaMon, Oct 19, 12:20 AM HADT · 2174 days ago · 24 km deep · 14 km away
37. 3.157 km SE of Adak, AlaskaMon, Oct 19, 2:38 AM HADT · 2174 days ago · 42 km deep · 6 km away
38. 2.878 km SW of Adak, AlaskaTue, Oct 20, 12:45 PM HADT · 2173 days ago · 29 km deep · 99 km away
39. 4.097 km S of Adak, AlaskaTue, Oct 20, 11:33 PM HADT · 2172 days ago · 27 km deep · 76 km away
40. 3.3107 km S of Adak, AlaskaThu, Oct 22, 6:16 AM HADT · 2171 days ago · 29 km deep · 81 km away
41. 1.861 km ESE of Adak, AlaskaFri, Oct 23, 10:32 AM HADT · 2170 days ago · 39 km deep · 20 km away
42. 2.674 km SSE of Adak, AlaskaFri, Oct 23, 3:54 PM HADT · 2170 days ago · 35 km deep · 24 km away
43. 1.843 km ENE of Adak, AlaskaSat, Oct 24, 7:44 AM HADT · 2169 days ago · 8 km deep · 62 km away
44. 1.967 km ESE of Adak, AlaskaSat, Oct 24, 11:52 AM HADT · 2169 days ago · 31 km deep · 20 km away
45. 2.079 km E of Adak, AlaskaSun, Oct 25, 8:24 PM HADT · 2168 days ago · 101 km deep · 65 km away
46. 1.6135 km SSE of Adak, AlaskaSun, Oct 25, 8:56 PM HADT · 2168 days ago · 26 km deep · 78 km away
47. 1.755 km SSE of Adak, AlaskaMon, Oct 26, 1:44 AM HADT · 2167 days ago · 23 km deep · 21 km away
48. 1.557 km SSE of Adak, AlaskaMon, Oct 26, 4:39 AM HADT · 2167 days ago · 26 km deep · 11 km away
49. 2.373 km W of Atka, AlaskaMon, Oct 26, 2:24 PM HADT · 2167 days ago · 239 km deep · 93 km away
50. 1.978 km E of Adak, AlaskaTue, Oct 27, 11:28 AM HADT · 2166 days ago · 68 km deep · 57 km away
51. 1.6104 km SSW of Atka, AlaskaTue, Oct 27, 11:54 AM HADT · 2166 days ago · 5 km deep · 79 km away
52. 1.951 km ESE of Adak, AlaskaTue, Oct 27, 8:28 PM HADT · 2166 days ago · 59 km deep · 31 km away
53. 2.961 km SSW of Adak, AlaskaWed, Oct 28, 12:10 AM HADT · 2165 days ago · 35 km deep · 69 km away
54. 3.569 km ESE of Adak, AlaskaWed, Oct 28, 1:58 AM HADT · 2165 days ago · 35 km deep · 28 km away
55. 3.551 km SSW of Adak, AlaskaWed, Oct 28, 2:33 AM HADT · 2165 days ago · 35 km deep · 50 km away
56. 2.285.5 km W of Adak, AKSat, Oct 31, 7:52 AM HADT · 2162 days ago · 65 km deep · 62 km away
57. 4.258 km SSE of Adak, AlaskaSat, Oct 31, 9:04 AM HADT · 2162 days ago · 44 km deep · 13 km away
58. 1.654.0 km NNW of Adak, AKSat, Oct 31, 2:36 PM HADT · 2162 days ago · 46 km deep · 16 km away
59. 2.817 km SE of Adak, AlaskaSat, Oct 31, 3:25 PM HADT · 2162 days ago · 74 km deep · 40 km away
60. 1.791 km ESE of Adak, AlaskaSat, Oct 31, 4:33 PM HADT · 2162 days ago · 40 km deep · 54 km away

The first 60 of 122.

Before

1. 1.586 km SSW of Atka, AlaskaSat, Oct 3, 12:29 AM HADT · 2190 days ago · 26 km deep · 87 km away
2. 1.812 km SSE of Adak, AlaskaSat, Oct 3, 12:09 AM HADT · 2190 days ago · 75 km deep · 47 km away
3. 3.784 km SW of Atka, AlaskaFri, Oct 2, 5:33 PM HADT · 2191 days ago · 35 km deep · 81 km away · felt by 1
4. 2.586 km SW of Atka, AlaskaFri, Oct 2, 11:06 AM HADT · 2191 days ago · 34 km deep · 81 km away
5. 2.052 km E of Adak, AlaskaFri, Oct 2, 10:04 AM HADT · 2191 days ago · 149 km deep · 45 km away
6. 1.681 km SW of Atka, AlaskaFri, Oct 2, 5:45 AM HADT · 2191 days ago · 30 km deep · 81 km away
7. 1.683 km SW of Atka, AlaskaThu, Oct 1, 11:25 PM HADT · 2191 days ago · 26 km deep · 81 km away
8. 2.434 km S of Adak, AlaskaThu, Oct 1, 6:08 PM HADT · 2192 days ago · 34 km deep · 43 km away
9. 4.090 km SSW of Atka, AlaskaThu, Oct 1, 4:07 PM HADT · 2192 days ago · 35 km deep · 84 km away
10. 5.376 km SW of Atka, AlaskaThu, Oct 1, 1:25 AM HADT · 2192 days ago · 40 km deep · 83 km away · felt by 2
11. 1.557 km SSE of Adak, AlaskaWed, Sep 30, 4:26 AM HADT · 2193 days ago · 26 km deep · 23 km away
12. 1.960 km SE of Adak, AlaskaTue, Sep 29, 9:13 PM HADT · 2194 days ago · 23 km deep · 4 km away
13. 1.657 km WSW of Atka, AlaskaTue, Sep 29, 8:18 PM HADT · 2194 days ago · 74 km deep · 96 km away
14. 1.767 km SSW of Adak, AlaskaTue, Sep 29, 2:34 PM HADT · 2194 days ago · 44 km deep · 73 km away
15. 1.822 km SSW of Adak, AlaskaTue, Sep 29, 9:57 AM HADT · 2194 days ago · 68 km deep · 51 km away
16. 1.897 km SW of Atka, AlaskaMon, Sep 28, 12:40 AM HADT · 2195 days ago · 25 km deep · 62 km away
17. 2.896 km ESE of Adak, AlaskaSun, Sep 27, 3:44 PM HADT · 2196 days ago · 35 km deep · 44 km away
18. 2.892 km SW of Adak, AlaskaSun, Sep 27, 5:10 AM HADT · 2196 days ago · 35 km deep · 96 km away
19. 1.735 km ESE of Adak, AlaskaSun, Sep 27, 4:50 AM HADT · 2196 days ago · 84 km deep · 35 km away
20. 1.658 km SSE of Adak, AlaskaSun, Sep 27, 4:24 AM HADT · 2196 days ago · 24 km deep · 14 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak020cqaeyiq. Read Fri, Oct 2, 2026, 6:02 PM UTC.