M1.7 earthquake 51 km W of Adak, Alaska

Magnitude

1.7 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Thu, Oct 15, 2020, 3:42 AM HADT

UTC

2020-10-15 12:42:20 UTC

Depth

89.9 km (55.9 mi), intermediate-depth

Epicenter

51.817° N, 177.372° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

15

After

1. 1.947 km SW of Adak, AlaskaThu, Oct 15, 4:18 AM HADT · 2178 days ago · 28 km deep · 37 km away
2. 2.6139 km WSW of Adak, AlaskaFri, Oct 16, 8:09 AM HADT · 2177 days ago · 35 km deep · 94 km away
3. 2.551 km S of Adak, AlaskaSat, Oct 17, 12:13 AM HADT · 2176 days ago · 35 km deep · 60 km away
4. 3.1133 km SW of Adak, AlaskaSat, Oct 17, 2:07 AM HADT · 2176 days ago · 35 km deep · 97 km away
5. 2.568 km SW of Adak, AlaskaSat, Oct 17, 6:21 PM HADT · 2176 days ago · 61 km deep · 37 km away
6. 3.8Andreanof Islands, Aleutian Islands, AlaskaSun, Oct 18, 3:54 AM HADT · 2175 days ago · 41 km deep · 83 km away
7. 3.0129 km WSW of Adak, AlaskaSun, Oct 18, 11:06 AM HADT · 2175 days ago · 19 km deep · 79 km away
8. 2.567 km SSE of Adak, AlaskaMon, Oct 19, 12:14 AM HADT · 2174 days ago · 33 km deep · 98 km away
9. 1.659 km SSE of Adak, AlaskaMon, Oct 19, 12:20 AM HADT · 2174 days ago · 24 km deep · 91 km away
10. 3.157 km SE of Adak, AlaskaMon, Oct 19, 2:38 AM HADT · 2174 days ago · 42 km deep · 93 km away
11. 1.567 km W of Adak, AlaskaMon, Oct 19, 10:39 AM HADT · 2174 days ago · 13 km deep · 19 km away
12. 2.8139 km WSW of Adak, AlaskaMon, Oct 19, 10:55 PM HADT · 2173 days ago · 31 km deep · 91 km away
13. 2.878 km SW of Adak, AlaskaTue, Oct 20, 12:45 PM HADT · 2173 days ago · 29 km deep · 45 km away
14. 1.8127 km W of Adak, AlaskaTue, Oct 20, 6:27 PM HADT · 2173 days ago · 13 km deep · 76 km away
15. 4.097 km S of Adak, AlaskaTue, Oct 20, 11:33 PM HADT · 2172 days ago · 27 km deep · 96 km away
16. 1.9129 km W of Adak, AlaskaWed, Oct 21, 4:18 AM HADT · 2172 days ago · 15 km deep · 78 km away
17. 2.1125 km W of Adak, AlaskaWed, Oct 21, 6:45 PM HADT · 2172 days ago · 9 km deep · 75 km away
18. 1.874 km W of Adak, AlaskaWed, Oct 21, 11:50 PM HADT · 2171 days ago · 11 km deep · 24 km away
19. 2.3146 km W of Adak, AlaskaFri, Oct 23, 5:45 PM HADT · 2170 days ago · 104 km deep · 96 km away
20. 1.843 km ENE of Adak, AlaskaSat, Oct 24, 7:44 AM HADT · 2169 days ago · 8 km deep · 93 km away
21. 1.8137 km WSW of Adak, AlaskaSat, Oct 24, 3:13 PM HADT · 2169 days ago · 17 km deep · 92 km away
22. 1.6135 km WSW of Adak, AlaskaSun, Oct 25, 1:19 AM HADT · 2168 days ago · 25 km deep · 87 km away
23. 1.755 km SSE of Adak, AlaskaMon, Oct 26, 1:44 AM HADT · 2167 days ago · 23 km deep · 84 km away
24. 1.557 km SSE of Adak, AlaskaMon, Oct 26, 4:39 AM HADT · 2167 days ago · 26 km deep · 91 km away
25. 3.1128 km WSW of Adak, AlaskaTue, Oct 27, 8:31 PM HADT · 2166 days ago · 30 km deep · 85 km away
26. 2.961 km SSW of Adak, AlaskaWed, Oct 28, 12:10 AM HADT · 2165 days ago · 35 km deep · 51 km away
27. 3.551 km SSW of Adak, AlaskaWed, Oct 28, 2:33 AM HADT · 2165 days ago · 35 km deep · 59 km away
28. 1.8129 km WSW of Adak, AlaskaWed, Oct 28, 6:31 AM HADT · 2165 days ago · 35 km deep · 85 km away
29. 2.8138 km WSW of Adak, AlaskaWed, Oct 28, 8:01 AM HADT · 2165 days ago · 16 km deep · 93 km away
30. 2.188 km SW of Adak, AlaskaFri, Oct 30, 12:33 PM HADT · 2163 days ago · 35 km deep · 52 km away
31. 4.258 km SSE of Adak, AlaskaSat, Oct 31, 9:04 AM HADT · 2162 days ago · 44 km deep · 91 km away
32. 1.654.0 km NNW of Adak, AKSat, Oct 31, 2:36 PM HADT · 2162 days ago · 46 km deep · 85 km away
33. 2.817 km SE of Adak, AlaskaSat, Oct 31, 3:25 PM HADT · 2162 days ago · 74 km deep · 63 km away
34. 2.867 km SSW of Adak, AlaskaSat, Oct 31, 8:35 PM HADT · 2162 days ago · 35 km deep · 62 km away
35. 3.245 km ENE of Adak, AlaskaMon, Nov 2, 7:37 AM HAST · 2160 days ago · 133 km deep · 96 km away
36. 1.881 km WSW of Adak, AlaskaMon, Nov 2, 5:20 PM HAST · 2160 days ago · 75 km deep · 31 km away
37. 1.8129 km WSW of Adak, AlaskaMon, Nov 2, 11:32 PM HAST · 2159 days ago · 43 km deep · 83 km away
38. 2.0Andreanof Islands, Aleutian Islands, AlaskaTue, Nov 3, 5:54 AM HAST · 2159 days ago · 46 km deep · 63 km away
39. 1.751 km S of Adak, AlaskaTue, Nov 3, 6:22 AM HAST · 2159 days ago · 33 km deep · 73 km away
40. 3.945 km SSW of Adak, AlaskaTue, Nov 3, 9:49 PM HAST · 2158 days ago · 45 km deep · 54 km away · felt by 1
41. 4.339 km SSW of Adak, AlaskaTue, Nov 3, 11:35 PM HAST · 2158 days ago · 33 km deep · 48 km away · felt by 1
42. 2.853 km S of Adak, AlaskaTue, Nov 3, 11:58 PM HAST · 2158 days ago · 24 km deep · 61 km away
43. 3.1123 km WSW of Adak, AlaskaWed, Nov 4, 2:33 AM HAST · 2158 days ago · 34 km deep · 80 km away
44. 1.738.3 km NNE of Adak, AKWed, Nov 4, 4:59 AM HAST · 2158 days ago · 32 km deep · 50 km away
45. 2.838 km WSW of Adak, AlaskaThu, Nov 5, 5:29 PM HAST · 2157 days ago · 81 km deep · 23 km away
46. 2.164 km S of Adak, AlaskaThu, Nov 5, 7:28 PM HAST · 2157 days ago · 26 km deep · 83 km away
47. 1.936 km S of Adak, AlaskaFri, Nov 6, 12:51 PM HAST · 2156 days ago · 37 km deep · 53 km away
48. 1.8120 km SW of Adak, AlaskaFri, Nov 6, 4:49 PM HAST · 2156 days ago · 26 km deep · 82 km away
49. 2.197 km WSW of Adak, AlaskaFri, Nov 6, 5:33 PM HAST · 2156 days ago · 58 km deep · 53 km away
50. 2.0119 km SW of Adak, AlaskaFri, Nov 6, 7:34 PM HAST · 2156 days ago · 26 km deep · 81 km away
51. 1.982 km WSW of Adak, AlaskaSat, Nov 7, 6:14 PM HAST · 2155 days ago · 73 km deep · 32 km away
52. 1.543 km ENE of Adak, AlaskaSat, Nov 7, 8:32 PM HAST · 2155 days ago · 8 km deep · 93 km away
53. 1.7101 km SW of Adak, AlaskaWed, Nov 11, 1:38 PM HAST · 2151 days ago · 26 km deep · 67 km away
54. 1.788 km SW of Adak, AlaskaWed, Nov 11, 2:36 PM HAST · 2151 days ago · 25 km deep · 55 km away
55. 1.946 km E of Adak, AlaskaWed, Nov 11, 3:48 PM HAST · 2151 days ago · 72 km deep · 96 km away
56. 1.9121 km WSW of Adak, AlaskaWed, Nov 11, 4:22 PM HAST · 2151 days ago · 24 km deep · 75 km away
57. 1.757 km SSW of Adak, AlaskaWed, Nov 11, 7:59 PM HAST · 2151 days ago · 46 km deep · 47 km away
58. 1.6130 km WSW of Adak, AlaskaThu, Nov 12, 7:03 PM HAST · 2150 days ago · 7 km deep · 80 km away
59. 2.1130 km WSW of Adak, AlaskaFri, Nov 13, 1:07 AM HAST · 2149 days ago · 7 km deep · 79 km away
60. 1.855 km SSE of Adak, AlaskaFri, Nov 13, 4:41 AM HAST · 2149 days ago · 27 km deep · 83 km away

The first 60 of 140.

Before

1. 1.8127 km WSW of Adak, AlaskaWed, Oct 14, 8:16 PM HADT · 2179 days ago · 26 km deep · 82 km away
2. 1.668 km SSW of Adak, AlaskaWed, Oct 14, 10:01 AM HADT · 2179 days ago · 32 km deep · 61 km away
3. 1.597 km SW of Adak, AlaskaWed, Oct 14, 7:20 AM HADT · 2179 days ago · 28 km deep · 64 km away
4. 3.1140 km W of Adak, AlaskaTue, Oct 13, 7:40 AM HADT · 2180 days ago · 153 km deep · 90 km away
5. 3.1117 km WSW of Adak, AlaskaMon, Oct 12, 10:23 PM HADT · 2181 days ago · 13 km deep · 73 km away
6. 2.6125 km WSW of Adak, AlaskaMon, Oct 12, 5:45 PM HADT · 2181 days ago · 28 km deep · 78 km away
7. 3.288 km SW of Adak, AlaskaMon, Oct 12, 5:04 PM HADT · 2181 days ago · 35 km deep · 61 km away
8. 2.4103 km WSW of Adak, AlaskaMon, Oct 12, 11:39 AM HADT · 2181 days ago · 26 km deep · 58 km away
9. 3.0111 km SW of Adak, AlaskaSun, Oct 11, 9:09 PM HADT · 2182 days ago · 35 km deep · 76 km away
10. 1.8132 km SW of Adak, AlaskaSun, Oct 11, 7:05 PM HADT · 2182 days ago · 27 km deep · 89 km away
11. 1.532 km SE of Adak, AlaskaSun, Oct 11, 2:36 PM HADT · 2182 days ago · 25 km deep · 76 km away
12. 1.945 km SW of Adak, AlaskaSun, Oct 11, 8:30 AM HADT · 2182 days ago · 60 km deep · 31 km away
13. 1.7139 km WSW of Adak, AlaskaSun, Oct 11, 6:21 AM HADT · 2182 days ago · 17 km deep · 94 km away
14. 1.742 km ESE of Adak, AlaskaSun, Oct 11, 6:16 AM HADT · 2182 days ago · 63 km deep · 92 km away
15. 2.1130 km WSW of Adak, AlaskaSun, Oct 11, 2:34 AM HADT · 2182 days ago · 24 km deep · 83 km away
16. 2.160 km SSE of Adak, AlaskaFri, Oct 9, 1:10 PM HADT · 2184 days ago · 24 km deep · 92 km away
17. 2.1128 km WSW of Adak, AlaskaFri, Oct 9, 10:46 AM HADT · 2184 days ago · 24 km deep · 83 km away
18. 3.335 km E of Adak, AlaskaFri, Oct 9, 12:44 AM HADT · 2184 days ago · 89 km deep · 86 km away
19. 1.978 km SW of Adak, AlaskaWed, Oct 7, 8:41 AM HADT · 2186 days ago · 26 km deep · 44 km away
20. 2.7137 km SW of Adak, AlaskaWed, Oct 7, 8:12 AM HADT · 2186 days ago · 30 km deep · 94 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak020da5pjli. Read Fri, Oct 2, 2026, 6:54 PM UTC.