M3.8 earthquake 111 km ESE of Akutan, Alaska

Magnitude

3.8 (mb), minor

Local time

Thu, Dec 20, 2018, 7:51 AM AKST

UTC

2018-12-20 16:51:55 UTC

Depth

53.5 km (33.2 mi), shallow

Epicenter

53.830° N, 164.158° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 5.1 km horizontally, 4.4 km in depth

Magnitude uncertainty

±0.12

Depth from

From location

Station coverage gap

187°, poorly surrounded by stations

Stations used

67

• Akutan, AlaskaPopulation 1,040. Forecast111 kmESE

After

1. 2.7149 km SE of Akutan, AlaskaFri, Dec 21, 10:15 PM AKST · 2840 days ago · 22 km deep · 69 km away
2. 2.9141 km SE of Akutan, AlaskaFri, Dec 21, 10:52 PM AKST · 2840 days ago · 28 km deep · 62 km away
3. 2.1100 km SE of Akutan, AlaskaSun, Dec 23, 4:28 AM AKST · 2838 days ago · 36 km deep · 64 km away
4. 2.274 km S of False Pass, AlaskaSun, Dec 23, 11:25 AM AKST · 2838 days ago · 18 km deep · 73 km away
5. 3.6172 km S of False Pass, AlaskaSun, Dec 23, 8:59 PM AKST · 2838 days ago · 10 km deep · 72 km away
6. 2.8167 km S of False Pass, AlaskaMon, Dec 24, 11:58 AM AKST · 2837 days ago · 21 km deep · 69 km away
7. 2.184 km SSE of Akutan, AlaskaMon, Dec 24, 1:56 PM AKST · 2837 days ago · 19 km deep · 94 km away
8. 2.338 km S of False Pass, AlaskaWed, Dec 26, 1:50 PM AKST · 2835 days ago · 73 km deep · 87 km away
9. 2.089 km SW of False Pass, AlaskaWed, Dec 26, 10:14 PM AKST · 2835 days ago · 75 km deep · 49 km away
10. 2.7150 km S of False Pass, AlaskaFri, Dec 28, 7:29 AM AKST · 2833 days ago · 26 km deep · 61 km away
11. 2.879 km SE of Akutan, AlaskaFri, Dec 28, 3:43 PM AKST · 2833 days ago · 42 km deep · 44 km away
12. 2.1104 km SE of Akutan, AlaskaFri, Dec 28, 10:23 PM AKST · 2833 days ago · 25 km deep · 66 km away
13. 2.9161 km S of False Pass, AlaskaSun, Dec 30, 3:56 AM AKST · 2832 days ago · 26 km deep · 59 km away
14. 2.089 km S of False Pass, AlaskaTue, Jan 1, 7:30 AM AKST · 2829 days ago · 13 km deep · 46 km away
15. 2.487 km SW of False Pass, AlaskaTue, Jan 1, 4:49 PM AKST · 2829 days ago · 41 km deep · 43 km away
16. 2.8148 km S of False Pass, AlaskaWed, Jan 2, 5:02 PM AKST · 2828 days ago · 35 km deep · 46 km away
17. 1.970 km ESE of Akutan, AlaskaThu, Jan 3, 10:50 PM AKST · 2827 days ago · 48 km deep · 47 km away
18. 2.077 km SSW of False Pass, AlaskaFri, Jan 4, 2:57 AM AKST · 2827 days ago · 69 km deep · 47 km away
19. 1.891 km SSW of False Pass, AlaskaFri, Jan 4, 11:32 AM AKST · 2826 days ago · 27 km deep · 36 km away
20. 2.197 km S of False Pass, AlaskaFri, Jan 4, 1:03 PM AKST · 2826 days ago · 10 km deep · 68 km away
21. 2.3110 km ESE of Akutan, AlaskaSun, Jan 6, 8:51 AM AKST · 2824 days ago · 45 km deep · 13 km away
22. 2.5114 km ESE of Akutan, AlaskaSun, Jan 6, 12:20 PM AKST · 2824 days ago · 35 km deep · 17 km away
23. 2.4107 km ESE of Akutan, AlaskaSun, Jan 6, 10:27 PM AKST · 2824 days ago · 46 km deep · 15 km away
24. 2.7107 km ESE of Akutan, AKMon, Jan 7, 5:17 PM AKST · 2823 days ago · 35 km deep · 16 km away
25. 2.5147 km S of False Pass, AlaskaMon, Jan 7, 11:09 PM AKST · 2823 days ago · 32 km deep · 48 km away
26. 3.7112 km SSW of False Pass, AlaskaTue, Jan 8, 6:45 AM AKST · 2822 days ago · 25 km deep · 18 km away
27. 2.1112 km SSW of False Pass, AlaskaTue, Jan 8, 5:25 PM AKST · 2822 days ago · 26 km deep · 20 km away
28. 2.686 km SE of Akutan, AlaskaThu, Jan 10, 9:01 AM AKST · 2820 days ago · 35 km deep · 65 km away
29. 3.0177 km SE of Akutan, AlaskaThu, Jan 10, 9:59 AM AKST · 2820 days ago · 10 km deep · 90 km away
30. 2.130 km ESE of Akutan, AlaskaThu, Jan 10, 7:40 PM AKST · 2820 days ago · 71 km deep · 81 km away
31. 1.527 km SSW of False Pass, AlaskaFri, Jan 11, 12:32 PM AKST · 2819 days ago · 8 km deep · 96 km away
32. 2.3121 km ESE of Akutan, AlaskaMon, Jan 14, 12:13 PM AKST · 2816 days ago · 31 km deep · 13 km away
33. 3.132 km S of False Pass, AlaskaTue, Jan 15, 2:02 AM AKST · 2816 days ago · 9 km deep · 92 km away
34. 3.4153 km S of False Pass, AlaskaThu, Jan 17, 6:16 PM AKST · 2813 days ago · 35 km deep · 59 km away
35. 3.6154 km S of False Pass, AlaskaFri, Jan 18, 7:14 AM AKST · 2812 days ago · 24 km deep · 59 km away
36. 2.3125 km ESE of Akutan, AlaskaFri, Jan 18, 6:45 PM AKST · 2812 days ago · 11 km deep · 23 km away
37. 2.4140 km ESE of Akutan, AlaskaSun, Jan 20, 6:37 AM AKST · 2810 days ago · 27 km deep · 33 km away
38. 3.4141 km SE of Akutan, AlaskaMon, Jan 21, 4:42 PM AKST · 2809 days ago · 29 km deep · 55 km away
39. 3.5Unimak Island region, AlaskaWed, Jan 23, 4:28 AM AKST · 2807 days ago · 21 km deep · 51 km away
40. 2.6161 km S of False Pass, AlaskaThu, Jan 24, 1:55 PM AKST · 2806 days ago · 17 km deep · 58 km away
41. 2.8176 km S of False Pass, AlaskaThu, Jan 24, 1:57 PM AKST · 2806 days ago · 10 km deep · 78 km away
42. 2.8153 km S of False Pass, AlaskaThu, Jan 24, 3:15 PM AKST · 2806 days ago · 7 km deep · 52 km away
43. 2.6104 km SSW of False Pass, AlaskaFri, Jan 25, 5:00 PM AKST · 2805 days ago · 35 km deep · 20 km away
44. 2.899 km SE of Akutan, AlaskaSat, Jan 26, 6:59 PM AKST · 2804 days ago · 35 km deep · 52 km away
45. 2.8101 km SE of Akutan, AlaskaSun, Jan 27, 2:02 AM AKST · 2804 days ago · 25 km deep · 53 km away
46. 2.598 km SE of Akutan, AlaskaSun, Jan 27, 2:07 AM AKST · 2804 days ago · 35 km deep · 55 km away
47. 2.383 km E of Akutan, AlaskaSun, Jan 27, 4:33 PM AKST · 2803 days ago · 77 km deep · 47 km away
48. 2.158 km E of Akutan, AlaskaSun, Jan 27, 4:44 PM AKST · 2803 days ago · 72 km deep · 54 km away
49. 2.7107 km ESE of Akutan, AlaskaSun, Jan 27, 8:15 PM AKST · 2803 days ago · 35 km deep · 13 km away
50. 2.0100 km SSE of False Pass, AlaskaMon, Jan 28, 10:44 AM AKST · 2802 days ago · 26 km deep · 85 km away
51. 2.159 km SSE of False Pass, AlaskaMon, Jan 28, 12:38 PM AKST · 2802 days ago · 55 km deep · 89 km away
52. 2.2117 km SSW of False Pass, AlaskaTue, Jan 29, 1:49 AM AKST · 2802 days ago · 26 km deep · 12 km away
53. 2.5109 km S of False Pass, AlaskaTue, Jan 29, 3:40 AM AKST · 2802 days ago · 16 km deep · 43 km away
54. 2.3152 km S of False Pass, AlaskaTue, Jan 29, 5:43 AM AKST · 2801 days ago · 23 km deep · 58 km away
55. 2.283 km SW of False Pass, AlaskaWed, Jan 30, 5:29 PM AKST · 2800 days ago · 71 km deep · 46 km away
56. 2.4114 km SSW of False Pass, AlaskaThu, Jan 31, 3:13 AM AKST · 2800 days ago · 39 km deep · 11 km away
57. 1.9114 km SSW of False Pass, AlaskaThu, Jan 31, 3:40 AM AKST · 2800 days ago · 28 km deep · 13 km away
58. 1.660 km SSE of Akutan, AlaskaThu, Jan 31, 5:30 AM AKST · 2799 days ago · 37 km deep · 79 km away
59. 1.951 km E of Akutan, AlaskaThu, Jan 31, 6:24 AM AKST · 2799 days ago · 74 km deep · 62 km away
60. 2.393 km S of False Pass, AlaskaTue, Feb 5, 3:28 PM AKST · 2794 days ago · 26 km deep · 62 km away

The first 60 of 81.

Before

1. 2.275 km ENE of Akutan, AlaskaWed, Dec 19, 5:32 AM AKST · 2842 days ago · 12 km deep · 85 km away
2. 2.6109 km S of False Pass, AlaskaWed, Dec 19, 2:24 AM AKST · 2843 days ago · 15 km deep · 39 km away
3. 2.388 km SE of Akutan, AlaskaTue, Dec 18, 12:14 PM AKST · 2843 days ago · 54 km deep · 44 km away
4. 2.4106 km SSW of False Pass, AlaskaSun, Dec 16, 7:06 AM AKST · 2845 days ago · 26 km deep · 28 km away
5. 3.0Unimak Island region, AlaskaSun, Dec 16, 6:42 AM AKST · 2845 days ago · 25 km deep · 41 km away
6. 2.6159 km SE of Akutan, AlaskaSat, Dec 15, 3:52 PM AKST · 2846 days ago · 26 km deep · 95 km away
7. 2.136 km SE of Akutan, AlaskaThu, Dec 13, 2:20 PM AKST · 2848 days ago · 64 km deep · 78 km away
8. 2.3104 km ESE of Akutan, AlaskaTue, Dec 11, 2:08 PM AKST · 2850 days ago · 62 km deep · 7 km away
9. 3.458 km SE of Akutan, AlaskaTue, Dec 11, 2:57 AM AKST · 2851 days ago · 58 km deep · 75 km away
10. 2.6163 km ESE of Akutan, AlaskaMon, Dec 10, 10:47 AM AKST · 2851 days ago · 26 km deep · 61 km away
11. 2.3113 km SSW of False Pass, AlaskaSun, Dec 9, 10:03 PM AKST · 2852 days ago · 26 km deep · 16 km away
12. 2.869 km S of False Pass, AlaskaSun, Dec 9, 3:59 PM AKST · 2852 days ago · 89 km deep · 57 km away
13. 3.6157 km SSE of False Pass, AlaskaSun, Dec 9, 6:51 AM AKST · 2852 days ago · 10 km deep · 98 km away
14. 1.983 km SSE of Akutan, AlaskaSat, Dec 8, 2:33 AM AKST · 2854 days ago · 23 km deep · 83 km away
15. 2.382 km SSE of Akutan, AlaskaSat, Dec 8, 2:01 AM AKST · 2854 days ago · 14 km deep · 85 km away
16. 2.136 km SSE of False Pass, AlaskaThu, Dec 6, 3:24 PM AKST · 2855 days ago · 16 km deep · 98 km away
17. 2.955 km ESE of Akutan, AlaskaWed, Dec 5, 6:58 AM AKST · 2856 days ago · 70 km deep · 57 km away
18. 1.846 km SSE of Akutan, AlaskaSun, Dec 2, 8:05 PM AKST · 2859 days ago · 54 km deep · 91 km away
19. 2.486 km SSE of False Pass, AlaskaSun, Dec 2, 1:34 PM AKST · 2859 days ago · 14 km deep · 75 km away
20. 2.2104 km S of False Pass, AlaskaSun, Dec 2, 1:00 PM AKST · 2859 days ago · 26 km deep · 36 km away

From the USGS Earthquake Hazards Program and its partner networks, event us2000ivfs (also filed as ak018g9q2u9v, ak20523938). Read Thu, Oct 1, 2026, 12:42 AM UTC.