M1.9 earthquake 126 km WSW of Adak, Alaska

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Fri, Oct 27, 2017, 5:33 PM HADT

UTC

2017-10-28 02:33:06 UTC

Depth

56.7 km (35.2 mi), shallow

Epicenter

51.455° N, 178.330° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

12

After

1. 1.977 km WSW of Adak, AlaskaSat, Oct 28, 2:22 PM HADT · 3261 days ago · 33 km deep · 51 km away
2. 2.796 km WSW of Adak, AlaskaSat, Oct 28, 7:53 PM HADT · 3260 days ago · 27 km deep · 31 km away
3. 2.6190 km WSW of Adak, AlaskaSun, Oct 29, 1:21 PM HADT · 3260 days ago · 25 km deep · 64 km away
4. 3.2181 km WSW of Adak, AlaskaMon, Oct 30, 7:41 PM HADT · 3258 days ago · 26 km deep · 55 km away
5. 1.9126 km W of Adak, AlaskaTue, Oct 31, 5:06 AM HADT · 3258 days ago · 7 km deep · 26 km away
6. 2.0120 km W of Adak, AlaskaTue, Oct 31, 3:40 PM HADT · 3258 days ago · 84 km deep · 46 km away
7. 1.9125 km WSW of Adak, AlaskaTue, Oct 31, 8:24 PM HADT · 3257 days ago · 8 km deep · 16 km away
8. 2.0127 km WSW of Adak, AlaskaWed, Nov 1, 5:22 AM HADT · 3257 days ago · 9 km deep · 19 km away
9. 1.9118 km WSW of Adak, AlaskaWed, Nov 1, 1:44 PM HADT · 3257 days ago · 36 km deep · 13 km away
10. 1.9100 km SW of Adak, AlaskaWed, Nov 1, 4:39 PM HADT · 3257 days ago · 24 km deep · 64 km away
11. 2.4126 km WSW of Adak, AlaskaWed, Nov 1, 10:56 PM HADT · 3256 days ago · 5 km deep · 19 km away
12. 2.0194 km WSW of Adak, AlaskaThu, Nov 2, 3:07 PM HADT · 3256 days ago · 1 km deep · 72 km away
13. 1.6122 km W of Adak, AlaskaThu, Nov 2, 4:02 PM HADT · 3256 days ago · 21 km deep · 34 km away
14. 1.6144 km WSW of Adak, AlaskaThu, Nov 2, 4:25 PM HADT · 3256 days ago · 18 km deep · 24 km away
15. 1.9135 km WSW of Adak, AlaskaThu, Nov 2, 4:50 PM HADT · 3256 days ago · 5 km deep · 25 km away
16. 2.2133 km W of Adak, AlaskaThu, Nov 2, 4:51 PM HADT · 3256 days ago · 9 km deep · 28 km away
17. 2.0110 km SW of Adak, AlaskaThu, Nov 2, 6:10 PM HADT · 3255 days ago · 36 km deep · 35 km away
18. 1.7149 km WSW of Adak, AlaskaThu, Nov 2, 7:11 PM HADT · 3255 days ago · 18 km deep · 30 km away
19. 1.656 km SSW of Adak, AlaskaThu, Nov 2, 8:19 PM HADT · 3255 days ago · 48 km deep · 86 km away
20. 1.9122 km WSW of Adak, AlaskaThu, Nov 2, 8:37 PM HADT · 3255 days ago · 15 km deep · 5 km away
21. 1.6128 km W of Adak, AlaskaThu, Nov 2, 8:45 PM HADT · 3255 days ago · 14 km deep · 29 km away
22. 1.6133 km W of Adak, AlaskaFri, Nov 3, 12:21 AM HADT · 3255 days ago · 14 km deep · 32 km away
23. 1.9Andreanof Islands, Aleutian Islands, AlaskaFri, Nov 3, 1:11 AM HADT · 3255 days ago · 34 km deep · 57 km away
24. 2.3Andreanof Islands, Aleutian Islands, AlaskaFri, Nov 3, 2:54 AM HADT · 3255 days ago · 49 km deep · 20 km away
25. 1.6122 km SW of Adak, AlaskaFri, Nov 3, 12:18 PM HADT · 3255 days ago · 16 km deep · 36 km away
26. 1.597 km SW of Adak, AlaskaFri, Nov 3, 1:46 PM HADT · 3255 days ago · 13 km deep · 52 km away
27. 2.462 km SSW of Adak, AlaskaFri, Nov 3, 3:33 PM HADT · 3255 days ago · 42 km deep · 84 km away
28. 2.148 km SW of Adak, AlaskaFri, Nov 3, 4:23 PM HADT · 3255 days ago · 43 km deep · 86 km away
29. 1.9128 km W of Adak, AlaskaFri, Nov 3, 5:23 PM HADT · 3254 days ago · 7 km deep · 26 km away
30. 1.8125 km W of Adak, AlaskaFri, Nov 3, 5:41 PM HADT · 3254 days ago · 20 km deep · 30 km away
31. 2.1132 km W of Adak, AlaskaSat, Nov 4, 2:41 PM HADT · 3254 days ago · 10 km deep · 35 km away
32. 1.9132 km W of Adak, AlaskaSat, Nov 4, 4:29 PM HADT · 3254 days ago · 14 km deep · 33 km away
33. 1.8Andreanof Islands, Aleutian Islands, AlaskaSat, Nov 4, 9:01 PM HADT · 3253 days ago · 16 km deep · 25 km away
34. 1.7101 km WSW of Adak, AlaskaSat, Nov 4, 10:59 PM HADT · 3253 days ago · 45 km deep · 25 km away
35. 1.7131 km W of Adak, AlaskaSun, Nov 5, 3:25 AM HAST · 3253 days ago · 11 km deep · 34 km away
36. 1.999 km WSW of Adak, AlaskaSun, Nov 5, 3:34 AM HAST · 3253 days ago · 41 km deep · 29 km away
37. 1.8126 km W of Adak, AlaskaSun, Nov 5, 4:03 AM HAST · 3253 days ago · 22 km deep · 32 km away
38. 2.8127 km WSW of Adak, AlaskaSun, Nov 5, 10:09 AM HAST · 3253 days ago · 12 km deep · 10 km away
39. 2.3129 km W of Adak, AlaskaMon, Nov 6, 3:29 AM HAST · 3252 days ago · 12 km deep · 38 km away
40. 2.3123 km WSW of Adak, AlaskaMon, Nov 6, 4:13 AM HAST · 3252 days ago · 14 km deep · 8 km away
41. 2.1Andreanof Islands, Aleutian Islands, AlaskaMon, Nov 6, 6:38 PM HAST · 3251 days ago · 51 km deep · 47 km away
42. 1.9130 km W of Adak, AlaskaTue, Nov 7, 1:55 PM HAST · 3251 days ago · 14 km deep · 32 km away
43. 1.9110 km WSW of Adak, AlaskaWed, Nov 8, 2:47 AM HAST · 3250 days ago · 12 km deep · 16 km away
44. 2.6142 km WSW of Adak, AlaskaWed, Nov 8, 3:04 AM HAST · 3250 days ago · 32 km deep · 25 km away
45. 2.0130 km W of Adak, AlaskaWed, Nov 8, 4:01 AM HAST · 3250 days ago · 21 km deep · 29 km away
46. 2.0129 km W of Adak, AlaskaWed, Nov 8, 5:13 AM HAST · 3250 days ago · 12 km deep · 25 km away
47. 2.5210 km WSW of Adak, AlaskaWed, Nov 8, 7:06 AM HAST · 3250 days ago · 35 km deep · 85 km away
48. 2.6130 km WSW of Adak, AlaskaWed, Nov 8, 7:59 AM HAST · 3250 days ago · 10 km deep · 5 km away
49. 2.0125 km WSW of Adak, AlaskaWed, Nov 8, 2:08 PM HAST · 3250 days ago · 46 km deep · 15 km away
50. 2.9178 km W of Adak, AlaskaWed, Nov 8, 4:09 PM HAST · 3249 days ago · 222 km deep · 100 km away
51. 2.062 km SW of Adak, AlaskaWed, Nov 8, 7:27 PM HAST · 3249 days ago · 45 km deep · 83 km away
52. 1.9128 km W of Adak, AlaskaWed, Nov 8, 11:03 PM HAST · 3249 days ago · 12 km deep · 29 km away
53. 1.7127 km W of Adak, AlaskaThu, Nov 9, 1:41 AM HAST · 3249 days ago · 18 km deep · 36 km away
54. 2.2135 km W of Adak, AlaskaThu, Nov 9, 1:58 AM HAST · 3249 days ago · 88 km deep · 42 km away
55. 1.7135 km WSW of Adak, AlaskaThu, Nov 9, 3:21 AM HAST · 3249 days ago · 13 km deep · 12 km away
56. 1.7137 km W of Adak, AlaskaThu, Nov 9, 4:46 AM HAST · 3249 days ago · 19 km deep · 53 km away
57. 1.5127 km WSW of Adak, AlaskaThu, Nov 9, 10:26 AM HAST · 3249 days ago · 13 km deep · 21 km away
58. 1.6124 km WSW of Adak, AlaskaThu, Nov 9, 2:40 PM HAST · 3249 days ago · 13 km deep · 22 km away
59. 2.8112 km SW of Adak, AlaskaThu, Nov 9, 3:20 PM HAST · 3249 days ago · 36 km deep · 33 km away
60. 2.1128 km W of Adak, AlaskaThu, Nov 9, 6:39 PM HAST · 3248 days ago · 10 km deep · 32 km away

The first 60 of at least 199.

Before

1. 2.0125 km WSW of Adak, AlaskaFri, Oct 27, 1:49 PM HADT · 3262 days ago · 14 km deep · 24 km away
2. 2.6Andreanof Islands, Aleutian Islands, AlaskaFri, Oct 27, 4:21 AM HADT · 3262 days ago · 20 km deep · 14 km away
3. 1.9105 km WSW of Adak, AlaskaThu, Oct 26, 10:59 AM HADT · 3263 days ago · 25 km deep · 25 km away
4. 2.8114 km WSW of Adak, AlaskaThu, Oct 26, 10:02 AM HADT · 3263 days ago · 34 km deep · 23 km away
5. 2.074 km WSW of Adak, AlaskaThu, Oct 26, 9:11 AM HADT · 3263 days ago · 32 km deep · 53 km away
6. 2.2131 km W of Adak, AlaskaThu, Oct 26, 2:52 AM HADT · 3263 days ago · 18 km deep · 36 km away
7. 2.2190 km WSW of Adak, AlaskaThu, Oct 26, 2:06 AM HADT · 3263 days ago · 33 km deep · 65 km away
8. 2.797 km SW of Adak, AlaskaWed, Oct 25, 9:56 PM HADT · 3263 days ago · 21 km deep · 48 km away
9. 2.4139 km W of Adak, AlaskaWed, Oct 25, 3:57 PM HADT · 3264 days ago · 6 km deep · 64 km away
10. 2.1129 km W of Adak, AlaskaWed, Oct 25, 3:04 PM HADT · 3264 days ago · 35 km deep · 54 km away
11. 2.9102 km SW of Adak, AlaskaWed, Oct 25, 11:10 AM HADT · 3264 days ago · 29 km deep · 49 km away
12. 2.2128 km W of Adak, AlaskaWed, Oct 25, 8:51 AM HADT · 3264 days ago · 13 km deep · 28 km away
13. 3.0125 km WSW of Adak, AlaskaWed, Oct 25, 3:21 AM HADT · 3264 days ago · 13 km deep · 21 km away
14. 2.2127 km W of Adak, AlaskaTue, Oct 24, 11:14 PM HADT · 3264 days ago · 10 km deep · 28 km away
15. 3.1128 km WSW of Adak, AlaskaTue, Oct 24, 11:55 AM HADT · 3265 days ago · 35 km deep · 13 km away
16. 4.1206 km WSW of Adak, AlaskaTue, Oct 24, 11:49 AM HADT · 3265 days ago · 60 km deep · 80 km away
17. 3.6126 km WSW of Adak, AlaskaTue, Oct 24, 11:44 AM HADT · 3265 days ago · 35 km deep · 8 km away
18. 3.3122 km WSW of Adak, AlaskaTue, Oct 24, 6:12 AM HADT · 3265 days ago · 35 km deep · 15 km away
19. 4.8131 km WSW of Adak, AlaskaMon, Oct 23, 10:09 PM HADT · 3265 days ago · 55 km deep · 8 km away
20. 2.3128 km WSW of Adak, AlaskaMon, Oct 23, 4:03 PM HADT · 3266 days ago · 7 km deep · 19 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak017dtu5f02. Read Fri, Oct 2, 2026, 1:29 PM UTC.