M4.4 earthquake 58 km SSE of Nikolski, Alaska

Magnitude

4.4 (mb, body-wave), light

Magnitude from

USGS National Earthquake Information Center

Local time

Mon, Dec 11, 2023, 11:17 AM AKST

UTC

2023-12-11 20:17:47 UTC

Depth

40.2 km (25.0 mi), shallow

Epicenter

52.477° N, 168.456° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 8.8 km horizontally, 5.7 km in depth

Magnitude uncertainty

±0.07

Depth from

From location

Station coverage gap

174°

Stations used

58

• Unalaska, AlaskaPopulation 4,491. Forecast201 kmSW

After

1. 2.491 km SSE of Nikolski, AlaskaMon, Dec 11, 11:58 PM AKST · 1025 days ago · 10 km deep · 34 km away
2. 2.774 km SSE of Nikolski, AlaskaTue, Dec 12, 5:34 AM AKST · 1024 days ago · 10 km deep · 17 km away
3. 3.075 km SSE of Nikolski, AlaskaTue, Dec 12, 10:49 AM AKST · 1024 days ago · 10 km deep · 17 km away
4. 2.656 km SSW of Nikolski, AlaskaWed, Dec 13, 8:42 PM AKST · 1023 days ago · 35 km deep · 39 km away
5. 2.1115 km ESE of Nikolski, AlaskaFri, Dec 15, 5:22 AM AKST · 1021 days ago · 13 km deep · 87 km away
6. 3.077 km SSE of Nikolski, AlaskaFri, Dec 15, 7:25 AM AKST · 1021 days ago · 10 km deep · 20 km away
7. 2.6134 km ESE of Nikolski, AlaskaFri, Dec 15, 7:52 AM AKST · 1021 days ago · 10 km deep · 96 km away
8. 3.189 km SSW of Nikolski, AlaskaFri, Dec 15, 12:31 PM AKST · 1021 days ago · 10 km deep · 66 km away
9. 1.797 km E of Nikolski, AlaskaSun, Dec 17, 4:54 PM AKST · 1019 days ago · 38 km deep · 86 km away
10. 3.637 km ESE of Nikolski, AlaskaSun, Dec 17, 7:52 PM AKST · 1019 days ago · 35 km deep · 41 km away
11. 2.244 km SW of Nikolski, AlaskaSun, Dec 17, 9:58 PM AKST · 1019 days ago · 41 km deep · 63 km away
12. 2.988 km SW of Nikolski, AlaskaWed, Dec 20, 7:28 PM AKST · 1016 days ago · 35 km deep · 90 km away
13. 2.152 km NE of Nikolski, AlaskaSun, Dec 24, 2:16 PM AKST · 1012 days ago · 79 km deep · 86 km away
14. 3.179 km SE of Nikolski, AlaskaMon, Dec 25, 3:47 PM AKST · 1011 days ago · 10 km deep · 28 km away
15. 3.9123 km SSW of Nikolski, AlaskaTue, Dec 26, 2:37 AM AKST · 1011 days ago · 10 km deep · 98 km away
16. 2.9108 km SSW of Nikolski, AlaskaTue, Dec 26, 2:48 AM AKST · 1011 days ago · 15 km deep · 91 km away
17. 1.990 km ESE of Nikolski, AlaskaTue, Dec 26, 6:07 AM AKST · 1010 days ago · 40 km deep · 67 km away
18. 2.879 km SSE of Nikolski, AlaskaWed, Dec 27, 5:21 AM AKST · 1009 days ago · 35 km deep · 22 km away
19. 3.568 km ENE of Nikolski, AlaskaThu, Dec 28, 2:13 PM AKST · 1008 days ago · 74 km deep · 77 km away
20. 3.813 km WSW of Nikolski, AlaskaFri, Dec 29, 8:21 AM AKST · 1007 days ago · 72 km deep · 60 km away
21. 3.720 km ESE of Nikolski, AlaskaWed, Jan 3, 12:04 AM AKST · 1003 days ago · 54 km deep · 46 km away
22. 3.676 km ENE of Nikolski, AlaskaThu, Jan 4, 5:16 AM AKST · 1001 days ago · 67 km deep · 86 km away
23. 3.1103 km S of Nikolski, AlaskaThu, Jan 4, 10:17 AM AKST · 1001 days ago · 10 km deep · 62 km away
24. 2.984 km S of Nikolski, AlaskaFri, Jan 5, 5:07 AM AKST · 1000 days ago · 23 km deep · 48 km away
25. 3.2105 km SSW of Nikolski, AlaskaSat, Jan 6, 7:41 AM AKST · 999 days ago · 10 km deep · 77 km away
26. 2.691 km SW of Nikolski, AlaskaFri, Jan 12, 8:58 AM AKST · 993 days ago · 61 km deep · 94 km away
27. 2.267 km SSW of Nikolski, AlaskaMon, Jan 15, 4:05 AM AKST · 991 days ago · 4 km deep · 60 km away
28. 2.4140 km SE of Nikolski, AlaskaThu, Jan 18, 6:35 AM AKST · 987 days ago · 6 km deep · 88 km away
29. 3.2157 km SSE of Nikolski, AlaskaSat, Jan 20, 8:27 AM AKST · 985 days ago · 10 km deep · 99 km away
30. 2.261 km E of Nikolski, AlaskaSat, Jan 20, 6:03 PM AKST · 985 days ago · 79 km deep · 72 km away
31. 2.150 km ESE of Nikolski, AlaskaWed, Jan 24, 5:35 AM AKST · 981 days ago · 53 km deep · 45 km away
32. 2.347 km ESE of Nikolski, AlaskaWed, Jan 24, 5:41 AM AKST · 981 days ago · 44 km deep · 41 km away
33. 2.0100 km SE of Nikolski, AlaskaWed, Jan 24, 5:24 PM AKST · 981 days ago · 8 km deep · 56 km away
34. 1.540 km WSW of Nikolski, AlaskaWed, Jan 24, 5:43 PM AKST · 981 days ago · -1 km deep · 78 km away
35. 2.095 km SE of Nikolski, AlaskaWed, Jan 24, 10:38 PM AKST · 981 days ago · 13 km deep · 44 km away
36. 1.858 km E of Nikolski, AlaskaThu, Jan 25, 3:57 AM AKST · 981 days ago · 61 km deep · 59 km away
37. 2.086 km ENE of Nikolski, AlaskaFri, Jan 26, 12:31 PM AKST · 979 days ago · 54 km deep · 90 km away
38. 3.432 km SSE of Nikolski, AlaskaMon, Jan 29, 2:52 PM AKST · 976 days ago · 35 km deep · 28 km away
39. 1.850 km WSW of Nikolski, AlaskaTue, Jan 30, 2:06 PM AKST · 975 days ago · 25 km deep · 74 km away
40. 2.1100 km E of Nikolski, AlaskaWed, Jan 31, 1:24 PM AKST · 974 days ago · 33 km deep · 85 km away
41. 2.0100 km E of Nikolski, AlaskaThu, Feb 1, 5:32 AM AKST · 973 days ago · 26 km deep · 88 km away
42. 3.170 km SW of Nikolski, AlaskaSat, Feb 3, 3:07 AM AKST · 972 days ago · 24 km deep · 86 km away
43. 2.871 km E of Nikolski, AlaskaSun, Feb 4, 4:14 AM AKST · 971 days ago · 35 km deep · 62 km away
44. 2.765 km S of Nikolski, AlaskaSun, Feb 4, 9:08 AM AKST · 970 days ago · 35 km deep · 38 km away
45. 4.073 km SW of Nikolski, AlaskaMon, Feb 5, 5:09 AM AKST · 969 days ago · 52 km deep · 78 km away
46. 2.294 km E of Nikolski, AlaskaFri, Feb 9, 6:43 AM AKST · 965 days ago · 41 km deep · 84 km away

Before

1. 4.280 km SSE of Nikolski, AlaskaMon, Dec 11, 11:17 AM AKST · 1025 days ago · 10 km deep · 23 km away
2. 3.980 km S of Nikolski, AlaskaMon, Dec 11, 2:01 AM AKST · 1026 days ago · 38 km deep · 33 km away
3. 3.492 km E of Nikolski, AlaskaSun, Dec 10, 12:50 AM AKST · 1027 days ago · 35 km deep · 78 km away
4. 2.272 km E of Nikolski, AlaskaThu, Dec 7, 7:24 PM AKST · 1029 days ago · 44 km deep · 66 km away
5. 3.286 km SE of Nikolski, AlaskaThu, Dec 7, 6:42 PM AKST · 1029 days ago · 35 km deep · 29 km away
6. 2.7150 km SE of Nikolski, AlaskaTue, Dec 5, 10:22 AM AKST · 1031 days ago · 10 km deep · 99 km away
7. 2.177 km ESE of Nikolski, AlaskaSun, Dec 3, 5:14 PM AKST · 1033 days ago · 16 km deep · 58 km away
8. 3.9118 km E of Nikolski, AlaskaSun, Dec 3, 2:56 AM AKST · 1034 days ago · 35 km deep · 97 km away
9. 1.887 km E of Nikolski, AlaskaSat, Dec 2, 7:16 PM AKST · 1034 days ago · 38 km deep · 80 km away
10. 3.094 km E of Nikolski, AlaskaWed, Nov 29, 3:20 AM AKST · 1038 days ago · 35 km deep · 93 km away
11. 3.1128 km ESE of Nikolski, AlaskaWed, Nov 29, 12:38 AM AKST · 1038 days ago · 10 km deep · 95 km away
12. 4.5124 km ESE of Nikolski, AlaskaTue, Nov 28, 8:28 PM AKST · 1038 days ago · 32 km deep · 99 km away
13. 3.1139 km ESE of Nikolski, AlaskaTue, Nov 28, 11:48 AM AKST · 1038 days ago · 10 km deep · 99 km away
14. 2.5133 km ESE of Nikolski, AlaskaTue, Nov 28, 5:00 AM AKST · 1038 days ago · 10 km deep · 99 km away
15. 4.3127 km ESE of Nikolski, AlaskaTue, Nov 28, 4:44 AM AKST · 1038 days ago · 37 km deep · 98 km away
16. 2.353 km SSE of Nikolski, AlaskaTue, Nov 28, 2:00 AM AKST · 1039 days ago · 31 km deep · 14 km away
17. 4.4125 km ESE of Nikolski, AlaskaMon, Nov 27, 9:23 PM AKST · 1039 days ago · 35 km deep · 97 km away
18. 4.7136 km ESE of Nikolski, AlaskaMon, Nov 27, 9:15 PM AKST · 1039 days ago · 10 km deep · 97 km away
19. 5.6122 km ESE of Nikolski, AlaskaMon, Nov 27, 9:13 PM AKST · 1039 days ago · 13 km deep · 98 km away · felt by 2 · tsunami flag
20. 1.661 km NE of Nikolski, AlaskaMon, Nov 27, 8:12 PM AKST · 1039 days ago · 5 km deep · 99 km away

From the USGS Earthquake Hazards Program and its partner networks, event usd001097y. Read Fri, Oct 2, 2026, 1:12 AM UTC.