M1.9 earthquake 125 km W of Adak, Alaska

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sat, Dec 1, 2018, 4:18 AM HAST

UTC

2018-12-01 14:18:49 UTC

Depth

22.1 km (13.7 mi), shallow

Epicenter

51.746° N, 178.435° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

17

After

1. 2.4109 km SW of Adak, AlaskaSat, Dec 1, 6:41 PM HAST · 2861 days ago · 29 km deep · 70 km away
2. 2.7138 km WSW of Adak, AlaskaSat, Dec 1, 10:12 PM HAST · 2861 days ago · 29 km deep · 55 km away
3. 1.781 km WSW of Adak, AlaskaSun, Dec 2, 8:57 AM HAST · 2861 days ago · 28 km deep · 56 km away
4. 4.3117 km WSW of Adak, AlaskaSun, Dec 2, 9:06 AM HAST · 2861 days ago · 48 km deep · 53 km away
5. 2.2129 km W of Adak, AlaskaMon, Dec 3, 8:37 PM HAST · 2859 days ago · 10 km deep · 8 km away
6. 2.3129 km W of Adak, AlaskaMon, Dec 3, 8:39 PM HAST · 2859 days ago · 12 km deep · 5 km away
7. 1.756 km WSW of Adak, AlaskaTue, Dec 4, 4:49 AM HAST · 2859 days ago · 61 km deep · 73 km away
8. 2.057 km SW of Adak, AlaskaTue, Dec 4, 3:12 PM HAST · 2859 days ago · 48 km deep · 94 km away
9. 3.0130 km WSW of Adak, AlaskaWed, Dec 5, 7:04 AM HAST · 2858 days ago · 35 km deep · 51 km away
10. 1.9130 km W of Adak, AlaskaFri, Dec 7, 1:06 AM HAST · 2856 days ago · 7 km deep · 7 km away
11. 2.3116 km SW of Adak, AlaskaFri, Dec 7, 1:25 AM HAST · 2856 days ago · 37 km deep · 64 km away
12. 1.779 km WSW of Adak, AlaskaFri, Dec 7, 3:08 AM HAST · 2856 days ago · 27 km deep · 53 km away
13. 2.2100 km WSW of Adak, AlaskaSat, Dec 8, 4:06 AM HAST · 2855 days ago · 38 km deep · 51 km away
14. 1.7119 km WSW of Adak, AlaskaSat, Dec 8, 10:17 AM HAST · 2855 days ago · 36 km deep · 19 km away
15. 1.8126 km W of Adak, AlaskaTue, Dec 11, 7:28 AM HAST · 2852 days ago · 20 km deep · 2 km away
16. 1.8122 km WSW of Adak, AlaskaWed, Dec 12, 12:14 AM HAST · 2851 days ago · 11 km deep · 12 km away
17. 2.8119 km SW of Adak, AlaskaWed, Dec 12, 3:22 AM HAST · 2851 days ago · 18 km deep · 70 km away
18. 1.6126 km W of Adak, AlaskaWed, Dec 12, 7:29 PM HAST · 2850 days ago · 20 km deep · 8 km away
19. 2.4122 km W of Adak, AlaskaWed, Dec 12, 9:42 PM HAST · 2850 days ago · 13 km deep · 3 km away
20. 1.7134 km W of Adak, AlaskaWed, Dec 12, 11:40 PM HAST · 2850 days ago · 21 km deep · 9 km away
21. 1.998 km WSW of Adak, AlaskaThu, Dec 13, 1:19 AM HAST · 2850 days ago · 60 km deep · 53 km away
22. 2.0130 km WSW of Adak, AlaskaThu, Dec 13, 3:35 AM HAST · 2850 days ago · 29 km deep · 35 km away
23. 1.9153 km W of Adak, AlaskaThu, Dec 13, 7:44 AM HAST · 2850 days ago · 30 km deep · 29 km away
24. 2.2107 km SW of Adak, AlaskaThu, Dec 13, 8:10 AM HAST · 2850 days ago · 36 km deep · 64 km away
25. 2.573 km WNW of Adak, AlaskaThu, Dec 13, 11:36 AM HAST · 2850 days ago · 144 km deep · 69 km away
26. 2.6198 km W of Adak, AlaskaFri, Dec 14, 12:27 AM HAST · 2849 days ago · 14 km deep · 75 km away
27. 1.9106 km WSW of Adak, AlaskaSat, Dec 15, 4:07 AM HAST · 2848 days ago · 61 km deep · 46 km away
28. 1.9152 km WSW of Adak, AlaskaSat, Dec 15, 7:29 AM HAST · 2848 days ago · 40 km deep · 62 km away
29. 2.4169 km WSW of Adak, AlaskaSat, Dec 15, 8:14 AM HAST · 2848 days ago · 59 km deep · 56 km away
30. 1.690 km WSW of Adak, AlaskaSat, Dec 15, 8:42 AM HAST · 2848 days ago · 42 km deep · 51 km away
31. 1.7124 km W of Adak, AlaskaSat, Dec 15, 9:34 AM HAST · 2848 days ago · 14 km deep · 8 km away
32. 2.5130 km W of Adak, AlaskaSat, Dec 15, 1:24 PM HAST · 2848 days ago · 127 km deep · 30 km away
33. 2.1144 km SW of Adak, AlaskaSun, Dec 16, 10:14 AM HAST · 2847 days ago · 20 km deep · 65 km away
34. 1.5123 km W of Adak, AlaskaMon, Dec 17, 2:48 PM HAST · 2846 days ago · 19 km deep · 4 km away
35. 2.1183 km WSW of Adak, AlaskaMon, Dec 17, 3:28 PM HAST · 2846 days ago · 28 km deep · 65 km away
36. 1.688 km WSW of Adak, AlaskaMon, Dec 17, 6:16 PM HAST · 2845 days ago · 30 km deep · 56 km away
37. 2.9186 km WSW of Adak, AlaskaMon, Dec 17, 10:20 PM HAST · 2845 days ago · 32 km deep · 77 km away
38. 2.0110 km WSW of Adak, AlaskaMon, Dec 17, 10:51 PM HAST · 2845 days ago · 53 km deep · 47 km away
39. 1.561 km SW of Adak, AlaskaTue, Dec 18, 9:00 PM HAST · 2844 days ago · 16 km deep · 77 km away
40. 2.0142 km WSW of Adak, AlaskaWed, Dec 19, 2:58 AM HAST · 2844 days ago · 33 km deep · 27 km away
41. 2.4178 km WSW of Adak, AlaskaWed, Dec 19, 5:21 AM HAST · 2844 days ago · 58 km deep · 59 km away
42. 1.9111 km WSW of Adak, AlaskaWed, Dec 19, 4:06 PM HAST · 2843 days ago · 46 km deep · 33 km away
43. 2.9134 km SW of Adak, AlaskaThu, Dec 20, 2:19 AM HAST · 2843 days ago · 34 km deep · 63 km away
44. 1.6128 km W of Adak, AlaskaThu, Dec 20, 8:16 AM HAST · 2843 days ago · 14 km deep · 4 km away
45. 2.0123 km W of Adak, AlaskaThu, Dec 20, 5:05 PM HAST · 2842 days ago · 13 km deep · 8 km away
46. 3.6127 km WSW of Adak, AlaskaThu, Dec 20, 9:55 PM HAST · 2842 days ago · 3 km deep · 32 km away
47. 2.8Andreanof Islands, Aleutian Islands, AlaskaFri, Dec 21, 10:31 AM HAST · 2842 days ago · 1 km deep · 9 km away
48. 2.0110 km WSW of Adak, AlaskaFri, Dec 21, 12:26 PM HAST · 2842 days ago · 17 km deep · 24 km away
49. 2.9122 km WSW of Adak, AlaskaFri, Dec 21, 9:26 PM HAST · 2841 days ago · 10 km deep · 13 km away
50. 1.761 km WSW of Adak, AlaskaSat, Dec 22, 5:38 AM HAST · 2841 days ago · 65 km deep · 67 km away
51. 2.0125 km WSW of Adak, AlaskaSat, Dec 22, 8:22 AM HAST · 2841 days ago · 16 km deep · 10 km away
52. 1.9128 km W of Adak, AlaskaSat, Dec 22, 5:55 PM HAST · 2840 days ago · 26 km deep · 8 km away
53. 1.757 km SW of Adak, AlaskaSat, Dec 22, 7:16 PM HAST · 2840 days ago · 22 km deep · 90 km away
54. 1.5117 km WSW of Adak, AlaskaSat, Dec 22, 11:20 PM HAST · 2840 days ago · 59 km deep · 24 km away
55. 1.6123 km W of Adak, AlaskaSun, Dec 23, 12:14 AM HAST · 2840 days ago · 24 km deep · 2 km away
56. 1.5128 km W of Adak, AlaskaSun, Dec 23, 5:16 AM HAST · 2840 days ago · 10 km deep · 7 km away
57. 1.9126 km W of Adak, AlaskaSun, Dec 23, 10:54 AM HAST · 2840 days ago · 28 km deep · 2 km away
58. 1.9127 km WSW of Adak, AlaskaSun, Dec 23, 6:32 PM HAST · 2839 days ago · 14 km deep · 13 km away
59. 1.7121 km W of Adak, AlaskaSun, Dec 23, 6:51 PM HAST · 2839 days ago · 19 km deep · 8 km away
60. 2.5125 km W of Adak, AlaskaMon, Dec 24, 9:16 AM HAST · 2839 days ago · 15 km deep · 3 km away

The first 60 of 188.

Before

1. 2.1105 km WSW of Adak, AlaskaSat, Dec 1, 3:37 AM HAST · 2862 days ago · 48 km deep · 40 km away
2. 4.2197 km WSW of Adak, AlaskaFri, Nov 30, 5:21 PM HAST · 2862 days ago · 50 km deep · 77 km away
3. 1.680 km WSW of Adak, AlaskaFri, Nov 30, 2:33 PM HAST · 2863 days ago · 30 km deep · 51 km away
4. 4.2135 km SW of Adak, AlaskaFri, Nov 30, 9:14 AM HAST · 2863 days ago · 34 km deep · 75 km away
5. 1.7106 km WSW of Adak, AlaskaFri, Nov 30, 8:56 AM HAST · 2863 days ago · 61 km deep · 31 km away
6. 2.346 km SW of Adak, AlaskaFri, Nov 30, 4:53 AM HAST · 2863 days ago · 44 km deep · 94 km away
7. 2.6125 km SW of Adak, AlaskaThu, Nov 29, 6:32 PM HAST · 2863 days ago · 34 km deep · 68 km away
8. 1.9127 km SW of Adak, AlaskaThu, Nov 29, 1:31 AM HAST · 2864 days ago · 34 km deep · 65 km away
9. 4.7128 km SW of Adak, AlaskaThu, Nov 29, 1:24 AM HAST · 2864 days ago · 35 km deep · 64 km away
10. 1.8152 km W of Adak, AlaskaWed, Nov 28, 5:11 PM HAST · 2864 days ago · 18 km deep · 28 km away
11. 1.9165 km WSW of Adak, AlaskaMon, Nov 26, 3:10 AM HAST · 2867 days ago · 16 km deep · 42 km away
12. 1.8126 km WSW of Adak, AlaskaMon, Nov 26, 12:08 AM HAST · 2867 days ago · 5 km deep · 16 km away
13. 2.587 km WSW of Adak, AlaskaFri, Nov 23, 8:16 PM HAST · 2869 days ago · 80 km deep · 50 km away
14. 2.8112 km WSW of Adak, AlaskaFri, Nov 23, 2:33 AM HAST · 2870 days ago · 10 km deep · 38 km away
15. 2.5158 km WSW of Adak, AlaskaThu, Nov 22, 10:55 PM HAST · 2870 days ago · 35 km deep · 71 km away
16. 2.5119 km SW of Adak, AlaskaThu, Nov 22, 8:56 PM HAST · 2870 days ago · 35 km deep · 59 km away
17. 2.2117 km WSW of Adak, AlaskaWed, Nov 21, 1:15 AM HAST · 2872 days ago · 26 km deep · 32 km away
18. 2.151 km SW of Adak, AlaskaTue, Nov 20, 10:08 PM HAST · 2872 days ago · 61 km deep · 84 km away
19. 1.7138 km WSW of Adak, AlaskaTue, Nov 20, 4:06 PM HAST · 2872 days ago · 45 km deep · 44 km away
20. 1.7124 km WSW of Adak, AlaskaTue, Nov 20, 7:37 AM HAST · 2873 days ago · 6 km deep · 14 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak018fe9han1 (also filed as ak20423436). Read Fri, Oct 2, 2026, 1:29 PM UTC.