M1.9 earthquake 123 km W of Adak, Alaska

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Thu, Sep 27, 2018, 8:20 AM HADT

UTC

2018-09-27 17:20:45 UTC

Depth

15.6 km (9.7 mi), shallow

Epicenter

51.678° N, 178.397° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

26

After

1. 1.7130 km W of Adak, AlaskaThu, Sep 27, 8:36 AM HADT · 2926 days ago · 53 km deep · 10 km away
2. 1.7123 km W of Adak, AlaskaThu, Sep 27, 8:54 AM HADT · 2926 days ago · 14 km deep · 2 km away
3. 1.6123 km W of Adak, AlaskaThu, Sep 27, 9:47 AM HADT · 2926 days ago · 10 km deep · 7 km away
4. 1.9209 km WSW of Adak, AlaskaThu, Sep 27, 10:08 AM HADT · 2926 days ago · 35 km deep · 91 km away
5. 1.8122 km WSW of Adak, AlaskaThu, Sep 27, 10:41 AM HADT · 2926 days ago · 13 km deep · 2 km away
6. 1.896 km WSW of Adak, AlaskaThu, Sep 27, 10:50 AM HADT · 2926 days ago · 57 km deep · 39 km away
7. 1.9124 km W of Adak, AlaskaThu, Sep 27, 12:00 PM HADT · 2926 days ago · 13 km deep · 1 km away
8. 2.0124 km W of Adak, AlaskaThu, Sep 27, 2:15 PM HADT · 2926 days ago · 13 km deep · 5 km away
9. 1.7126 km W of Adak, AlaskaThu, Sep 27, 2:45 PM HADT · 2926 days ago · 18 km deep · 7 km away
10. 1.892 km WSW of Adak, AlaskaThu, Sep 27, 4:36 PM HADT · 2926 days ago · 27 km deep · 45 km away
11. 1.9125 km W of Adak, AlaskaThu, Sep 27, 6:38 PM HADT · 2926 days ago · 17 km deep · 3 km away
12. 1.7124 km WSW of Adak, AlaskaThu, Sep 27, 7:13 PM HADT · 2926 days ago · 10 km deep · 8 km away
13. 2.2126 km WSW of Adak, AlaskaFri, Sep 28, 5:09 AM HADT · 2925 days ago · 12 km deep · 3 km away
14. 1.8117 km W of Adak, AlaskaFri, Sep 28, 6:14 AM HADT · 2925 days ago · 5 km deep · 10 km away
15. 2.5214 km WSW of Adak, AlaskaFri, Sep 28, 8:14 AM HADT · 2925 days ago · 22 km deep · 100 km away
16. 1.6113 km WSW of Adak, AlaskaFri, Sep 28, 2:27 PM HADT · 2925 days ago · 37 km deep · 26 km away
17. 1.5123 km W of Adak, AlaskaSat, Sep 29, 2:17 AM HADT · 2924 days ago · 13 km deep · 2 km away
18. 2.2145 km WSW of Adak, AlaskaSat, Sep 29, 3:18 AM HADT · 2924 days ago · 37 km deep · 48 km away
19. 2.1173 km WSW of Adak, AlaskaSat, Sep 29, 10:02 AM HADT · 2924 days ago · 24 km deep · 73 km away
20. 2.1170 km WSW of Adak, AlaskaSat, Sep 29, 10:57 AM HADT · 2924 days ago · 69 km deep · 61 km away
21. 1.7182 km WSW of Adak, AlaskaSat, Sep 29, 11:44 AM HADT · 2924 days ago · 31 km deep · 70 km away
22. 1.9124 km W of Adak, AlaskaSat, Sep 29, 12:30 PM HADT · 2924 days ago · 14 km deep · 3 km away
23. 2.3177 km WSW of Adak, AlaskaSat, Sep 29, 12:37 PM HADT · 2924 days ago · 22 km deep · 79 km away
24. 1.7123 km W of Adak, AlaskaSat, Sep 29, 2:30 PM HADT · 2924 days ago · 11 km deep · 4 km away
25. 1.643 km SW of Adak, AlaskaSat, Sep 29, 5:59 PM HADT · 2924 days ago · 57 km deep · 86 km away
26. 1.8124 km WSW of Adak, AlaskaSun, Sep 30, 5:27 AM HADT · 2923 days ago · 17 km deep · 2 km away
27. 2.192 km SW of Adak, AlaskaSun, Sep 30, 9:37 AM HADT · 2923 days ago · 28 km deep · 62 km away
28. 1.9129 km SW of Adak, AlaskaSun, Sep 30, 12:22 PM HADT · 2923 days ago · 24 km deep · 91 km away
29. 1.757 km SSW of Adak, AlaskaSun, Sep 30, 3:59 PM HADT · 2923 days ago · 49 km deep · 94 km away
30. 2.3124 km WSW of Adak, AlaskaSun, Sep 30, 7:54 PM HADT · 2923 days ago · 13 km deep · 5 km away
31. 2.0124 km WSW of Adak, AlaskaSun, Sep 30, 8:08 PM HADT · 2923 days ago · 13 km deep · 2 km away
32. 1.8196 km WSW of Adak, AlaskaMon, Oct 1, 12:28 AM HADT · 2922 days ago · 60 km deep · 72 km away
33. 2.1179 km SW of Adak, AlaskaMon, Oct 1, 3:29 AM HADT · 2922 days ago · 24 km deep · 82 km away
34. 1.983 km WSW of Adak, AlaskaMon, Oct 1, 3:54 PM HADT · 2922 days ago · 13 km deep · 51 km away
35. 2.4140 km SW of Adak, AlaskaTue, Oct 2, 8:35 AM HADT · 2921 days ago · 26 km deep · 66 km away
36. 2.195 km SW of Adak, AlaskaWed, Oct 3, 5:48 AM HADT · 2920 days ago · 26 km deep · 65 km away
37. 2.5126 km WSW of Adak, AlaskaWed, Oct 3, 11:22 PM HADT · 2920 days ago · 10 km deep · 16 km away
38. 1.9185 km WSW of Adak, AlaskaThu, Oct 4, 11:04 AM HADT · 2919 days ago · 24 km deep · 77 km away
39. 1.8103 km SW of Adak, AlaskaThu, Oct 4, 9:39 PM HADT · 2919 days ago · 26 km deep · 66 km away
40. 1.7135 km WSW of Adak, AlaskaFri, Oct 5, 4:41 AM HADT · 2918 days ago · 58 km deep · 42 km away
41. 1.6125 km WSW of Adak, AlaskaFri, Oct 5, 6:45 AM HADT · 2918 days ago · 13 km deep · 6 km away
42. 1.6124 km WSW of Adak, AlaskaFri, Oct 5, 11:34 AM HADT · 2918 days ago · 13 km deep · 4 km away
43. 2.362 km SSW of Adak, AlaskaFri, Oct 5, 8:43 PM HADT · 2918 days ago · 41 km deep · 98 km away
44. 1.5134 km W of Adak, AlaskaSat, Oct 6, 11:54 AM HADT · 2917 days ago · 17 km deep · 17 km away
45. 1.5113 km WSW of Adak, AlaskaSat, Oct 6, 12:48 PM HADT · 2917 days ago · 11 km deep · 44 km away
46. 2.1145 km WSW of Adak, AlaskaSat, Oct 6, 3:07 PM HADT · 2917 days ago · 45 km deep · 45 km away
47. 1.9215 km WSW of Adak, AlaskaSat, Oct 6, 3:42 PM HADT · 2917 days ago · 52 km deep · 92 km away
48. 1.523 km WSW of Adak, AlaskaSat, Oct 6, 7:34 PM HADT · 2917 days ago · 15 km deep · 100 km away
49. 1.7126 km W of Adak, AlaskaSat, Oct 6, 11:54 PM HADT · 2916 days ago · 14 km deep · 3 km away
50. 2.2141 km SW of Adak, AlaskaSun, Oct 7, 8:46 PM HADT · 2916 days ago · 35 km deep · 59 km away
51. 1.7Andreanof Islands, Aleutian Islands, AlaskaMon, Oct 8, 5:17 AM HADT · 2915 days ago · 34 km deep · 25 km away
52. 1.8123 km WSW of Adak, AlaskaMon, Oct 8, 5:23 AM HADT · 2915 days ago · 21 km deep · 8 km away
53. 1.6122 km WSW of Adak, AlaskaMon, Oct 8, 6:21 AM HADT · 2915 days ago · 13 km deep · 6 km away
54. 1.650 km SW of Adak, AlaskaMon, Oct 8, 1:37 PM HADT · 2915 days ago · 40 km deep · 92 km away
55. 1.6129 km W of Adak, AlaskaMon, Oct 8, 2:56 PM HADT · 2915 days ago · 12 km deep · 9 km away
56. 2.2131 km W of Adak, AlaskaMon, Oct 8, 3:04 PM HADT · 2915 days ago · 10 km deep · 8 km away
57. 2.026 km WSW of Adak, AlaskaMon, Oct 8, 5:07 PM HADT · 2915 days ago · 79 km deep · 98 km away
58. 2.3174 km WSW of Adak, AlaskaMon, Oct 8, 5:24 PM HADT · 2915 days ago · 37 km deep · 64 km away
59. 1.890 km WSW of Adak, AlaskaMon, Oct 8, 7:10 PM HADT · 2915 days ago · 65 km deep · 33 km away
60. 1.7204 km W of Adak, AlaskaMon, Oct 8, 10:37 PM HADT · 2915 days ago · 26 km deep · 81 km away

The first 60 of at least 199.

Before

1. 2.9125 km WSW of Adak, AlaskaThu, Sep 27, 8:14 AM HADT · 2926 days ago · 11 km deep · 17 km away
2. 2.0123 km WSW of Adak, AlaskaThu, Sep 27, 6:39 AM HADT · 2926 days ago · 13 km deep · 2 km away
3. 1.642 km SW of Adak, AlaskaThu, Sep 27, 6:11 AM HADT · 2926 days ago · 39 km deep · 88 km away
4. 1.8123 km WSW of Adak, AlaskaThu, Sep 27, 3:44 AM HADT · 2926 days ago · 14 km deep · 2 km away
5. 2.3125 km WSW of Adak, AlaskaThu, Sep 27, 3:37 AM HADT · 2926 days ago · 13 km deep · 3 km away
6. 2.3123 km W of Adak, AlaskaThu, Sep 27, 2:55 AM HADT · 2926 days ago · 11 km deep · 0 km away
7. 2.4123 km W of Adak, AlaskaThu, Sep 27, 2:48 AM HADT · 2926 days ago · 14 km deep · 1 km away
8. 2.2121 km W of Adak, AlaskaThu, Sep 27, 2:10 AM HADT · 2926 days ago · 13 km deep · 3 km away
9. 1.8125 km WSW of Adak, AlaskaThu, Sep 27, 2:08 AM HADT · 2926 days ago · 14 km deep · 3 km away
10. 2.1125 km W of Adak, AlaskaThu, Sep 27, 2:00 AM HADT · 2926 days ago · 15 km deep · 2 km away
11. 2.0123 km W of Adak, AlaskaThu, Sep 27, 1:17 AM HADT · 2926 days ago · 15 km deep · 1 km away
12. 1.8125 km WSW of Adak, AlaskaThu, Sep 27, 12:50 AM HADT · 2926 days ago · 13 km deep · 5 km away
13. 2.2128 km W of Adak, AlaskaThu, Sep 27, 12:45 AM HADT · 2926 days ago · 13 km deep · 5 km away
14. 1.6128 km W of Adak, AlaskaThu, Sep 27, 12:33 AM HADT · 2926 days ago · 12 km deep · 6 km away
15. 2.3125 km W of Adak, AlaskaThu, Sep 27, 12:22 AM HADT · 2926 days ago · 9 km deep · 2 km away
16. 1.7127 km WSW of Adak, AlaskaWed, Sep 26, 11:52 PM HADT · 2926 days ago · 13 km deep · 9 km away
17. 2.1124 km WSW of Adak, AlaskaWed, Sep 26, 11:42 PM HADT · 2926 days ago · 13 km deep · 3 km away
18. 1.9129 km WSW of Adak, AlaskaWed, Sep 26, 11:33 PM HADT · 2926 days ago · 12 km deep · 6 km away
19. 1.7124 km WSW of Adak, AlaskaWed, Sep 26, 11:24 PM HADT · 2927 days ago · 13 km deep · 4 km away
20. 1.7125 km WSW of Adak, AlaskaWed, Sep 26, 11:18 PM HADT · 2927 days ago · 13 km deep · 2 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak018cetcggk (also filed as ak20265375). Read Thu, Oct 1, 2026, 8:02 PM UTC.