M3.8 earthquake 55 km SW of Nikolski, Alaska

Magnitude

3.8 (mb, body-wave), minor

Magnitude from

USGS National Earthquake Information Center

Local time

Wed, May 1, 2019, 2:15 AM AKDT

UTC

2019-05-01 10:15:07 UTC

Depth

10.7 km (6.6 mi), shallow

Epicenter

52.562° N, 169.403° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 7.0 km horizontally, 9.1 km in depth

Magnitude uncertainty

±0.12

Depth from

From location

Station coverage gap

206°, poorly surrounded by stations

Stations used

51

• Unalaska, AlaskaPopulation 4,491. Forecast240 kmSW

After

1. 1.841 km SSW of Nikolski, AlaskaWed, May 1, 6:44 PM AKDT · 2710 days ago · 6 km deep · 21 km away
2. 2.772 km S of Nikolski, AlaskaThu, May 2, 2:57 PM AKDT · 2709 days ago · 10 km deep · 51 km away
3. 3.9153 km SW of Nikolski, AlaskaFri, May 3, 5:56 PM HADT · 2708 days ago · 35 km deep · 97 km away
4. 3.0141 km SW of Nikolski, AlaskaSun, May 5, 2:43 PM HADT · 2706 days ago · 35 km deep · 87 km away
5. 2.577 km SSE of Nikolski, AlaskaTue, May 7, 1:25 PM AKDT · 2704 days ago · 21 km deep · 75 km away
6. 2.467 km SSW of Nikolski, AlaskaTue, May 7, 9:01 PM AKDT · 2704 days ago · 40 km deep · 21 km away
7. 3.064 km W of Nikolski, AlaskaMon, May 13, 6:32 PM AKDT · 2698 days ago · 5 km deep · 49 km away
8. 3.686 km SSE of Nikolski, AlaskaTue, May 14, 1:12 PM AKDT · 2697 days ago · 10 km deep · 83 km away
9. 2.9139 km SSW of Nikolski, AlaskaWed, May 15, 1:03 AM AKDT · 2697 days ago · 10 km deep · 91 km away
10. 2.5101 km SSE of Nikolski, AlaskaWed, May 15, 8:50 PM AKDT · 2696 days ago · 35 km deep · 97 km away
11. 2.950 km ESE of Nikolski, AlaskaThu, May 16, 7:59 AM AKDT · 2696 days ago · 22 km deep · 89 km away
12. 2.7126 km SSW of Nikolski, AlaskaSun, May 19, 12:06 AM AKDT · 2693 days ago · 10 km deep · 77 km away
13. 2.127 km ESE of Nikolski, AlaskaMon, May 20, 11:29 PM AKDT · 2691 days ago · 22 km deep · 67 km away
14. 3.651 km SSW of Nikolski, AlaskaTue, May 21, 2:01 AM AKDT · 2691 days ago · 35 km deep · 18 km away
15. 2.7146 km SSW of Nikolski, AlaskaWed, May 22, 2:32 AM AKDT · 2690 days ago · 27 km deep · 95 km away
16. 1.632 km NE of Nikolski, AlaskaFri, May 24, 3:00 PM AKDT · 2687 days ago · 1 km deep · 88 km away
17. 3.714 km SW of Nikolski, AlaskaMon, May 27, 8:42 PM AKDT · 2684 days ago · 35 km deep · 41 km away
18. 2.134 km SW of Nikolski, AlaskaThu, May 30, 11:27 PM AKDT · 2681 days ago · 48 km deep · 22 km away
19. 1.980 km SE of Nikolski, AlaskaSun, Jun 2, 4:03 PM AKDT · 2678 days ago · 13 km deep · 99 km away
20. 1.740 km ESE of Nikolski, AlaskaMon, Jun 3, 12:42 PM AKDT · 2677 days ago · 23 km deep · 73 km away
21. 2.771 km SW of Nikolski, AlaskaTue, Jun 4, 8:30 AM AKDT · 2677 days ago · 32 km deep · 21 km away
22. 2.875 km WNW of Nikolski, AlaskaTue, Jun 4, 8:37 AM AKDT · 2677 days ago · 229 km deep · 75 km away
23. 1.946 km SSW of Nikolski, AlaskaTue, Jun 4, 12:13 PM AKDT · 2676 days ago · 20 km deep · 15 km away
24. 1.938 km SSW of Nikolski, AlaskaThu, Jun 6, 10:10 PM AKDT · 2674 days ago · 5 km deep · 21 km away
25. 2.140 km SSW of Nikolski, AlaskaThu, Jun 6, 11:21 PM AKDT · 2674 days ago · 11 km deep · 20 km away
26. 2.359 km S of Nikolski, AlaskaFri, Jun 7, 1:32 AM AKDT · 2674 days ago · 4 km deep · 38 km away
27. 3.259 km SW of Nikolski, AlaskaFri, Jun 7, 10:41 AM AKDT · 2673 days ago · 29 km deep · 5 km away
28. 3.188 km WSW of Nikolski, AlaskaSun, Jun 9, 9:34 PM AKDT · 2671 days ago · 58 km deep · 46 km away
29. 3.1146 km SW of Nikolski, AlaskaTue, Jun 11, 2:42 PM HADT · 2669 days ago · 35 km deep · 92 km away
30. 1.725 km SE of Nikolski, AlaskaWed, Jun 12, 2:52 AM AKDT · 2669 days ago · 42 km deep · 59 km away
31. 2.597 km SSW of Nikolski, AlaskaWed, Jun 19, 9:10 AM AKDT · 2662 days ago · 26 km deep · 42 km away
32. 1.632 km NNE of Nikolski, AlaskaThu, Jun 20, 4:18 AM AKDT · 2661 days ago · 86 km deep · 86 km away
33. 2.165 km SSE of Nikolski, AlaskaSat, Jun 22, 2:14 AM AKDT · 2659 days ago · 40 km deep · 60 km away
34. 1.641 km S of Nikolski, AlaskaSat, Jun 22, 5:43 AM AKDT · 2659 days ago · 14 km deep · 29 km away
35. 3.9155 km SW of Nikolski, AlaskaSat, Jun 22, 8:01 AM HADT · 2659 days ago · 40 km deep · 100 km away
36. 2.926 km ENE of Nikolski, AlaskaSat, Jun 22, 5:18 PM AKDT · 2658 days ago · 77 km deep · 82 km away
37. 2.038 km SE of Nikolski, AlaskaSat, Jun 22, 10:17 PM AKDT · 2658 days ago · 20 km deep · 60 km away
38. 2.8149 km SW of Nikolski, AlaskaSun, Jun 23, 7:41 AM HADT · 2658 days ago · 10 km deep · 93 km away
39. 2.771 km SW of Nikolski, AlaskaMon, Jun 24, 10:38 AM AKDT · 2656 days ago · 27 km deep · 16 km away
40. 2.753 km SE of Nikolski, AlaskaMon, Jun 24, 6:01 PM AKDT · 2656 days ago · 35 km deep · 80 km away
41. 1.933 km S of Nikolski, AlaskaWed, Jun 26, 4:41 AM AKDT · 2655 days ago · 26 km deep · 41 km away
42. 2.280 km S of Nikolski, AlaskaThu, Jun 27, 2:10 PM AKDT · 2653 days ago · 48 km deep · 63 km away
43. 1.941 km SE of Nikolski, AlaskaSat, Jun 29, 8:59 AM AKDT · 2652 days ago · 20 km deep · 67 km away
44. 1.848 km ESE of Nikolski, AlaskaSat, Jun 29, 1:48 PM AKDT · 2651 days ago · 32 km deep · 88 km away
45. 3.172 km WNW of Nikolski, AlaskaSat, Jun 29, 6:59 PM AKDT · 2651 days ago · 173 km deep · 78 km away

Before

1. 2.145 km ESE of Nikolski, AlaskaTue, Apr 30, 6:44 AM AKDT · 2712 days ago · 41 km deep · 83 km away
2. 2.8Fox Islands, Aleutian Islands, AlaskaSun, Apr 28, 7:43 AM AKDT · 2714 days ago · 15 km deep · 17 km away
3. 3.811 km ENE of Nikolski, AlaskaWed, Apr 24, 4:04 AM AKDT · 2718 days ago · 10 km deep · 66 km away
4. 4.557 km SSE of Nikolski, AlaskaWed, Apr 17, 6:44 PM AKDT · 2724 days ago · 35 km deep · 51 km away
5. 2.547 km ESE of Nikolski, AlaskaWed, Apr 17, 4:38 PM AKDT · 2724 days ago · 26 km deep · 79 km away
6. 2.843 km ESE of Nikolski, AlaskaMon, Apr 15, 9:15 AM AKDT · 2727 days ago · 29 km deep · 81 km away
7. 2.050 km ESE of Nikolski, AlaskaSun, Apr 14, 10:45 PM AKDT · 2727 days ago · 20 km deep · 87 km away
8. 3.846 km ESE of Nikolski, AlaskaWed, Apr 10, 10:15 PM AKDT · 2731 days ago · 35 km deep · 87 km away
9. 2.849 km ESE of Nikolski, AlaskaWed, Apr 10, 5:51 PM AKDT · 2731 days ago · 24 km deep · 88 km away
10. 3.754 km NW of Nikolski, AlaskaTue, Apr 9, 5:55 AM AKDT · 2733 days ago · 175 km deep · 80 km away
11. 3.083 km SW of Nikolski, AlaskaMon, Apr 8, 11:27 PM AKDT · 2733 days ago · 13 km deep · 33 km away
12. 2.245 km SW of Nikolski, AlaskaMon, Apr 8, 8:00 AM AKDT · 2734 days ago · 10 km deep · 14 km away
13. 2.7128 km SSW of Nikolski, AlaskaMon, Apr 8, 4:36 AM AKDT · 2734 days ago · 32 km deep · 76 km away
14. 4.7121 km SSW of Nikolski, AlaskaSun, Apr 7, 11:35 PM AKDT · 2734 days ago · 23 km deep · 69 km away
15. 2.594 km SW of Nikolski, AlaskaFri, Apr 5, 5:52 PM AKDT · 2736 days ago · 5 km deep · 39 km away

From the USGS Earthquake Hazards Program and its partner networks, event us70003jam. Read Fri, Oct 2, 2026, 5:29 AM UTC.