M2.5 earthquake 70 km ENE of Nikolski, Alaska

Magnitude

2.5 (ml), micro

Local time

Sat, Oct 27, 2018, 11:33 PM AKDT

UTC

2018-10-28 07:33:44 UTC

Depth

75.1 km (46.7 mi), intermediate-depth

Epicenter

53.215° N, 167.908° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 9.5 km horizontally, 11.3 km in depth

Depth from

From location

Station coverage gap

195°, poorly surrounded by stations

Stations used

23

• Unalaska, AlaskaPopulation 4,491. Forecast117 kmSW

After

1. 2.298 km SSW of Unalaska, AlaskaMon, Oct 29, 11:42 AM AKDT · 2893 days ago · 33 km deep · 65 km away
2. 1.972 km NE of Nikolski, AlaskaTue, Oct 30, 10:11 AM AKDT · 2892 days ago · 73 km deep · 14 km away
3. 2.165 km E of Nikolski, AlaskaFri, Nov 2, 4:49 PM AKDT · 2889 days ago · 50 km deep · 32 km away
4. 2.152 km SW of Unalaska, AlaskaSat, Nov 3, 8:50 AM AKDT · 2888 days ago · 17 km deep · 64 km away
5. 1.993 km WSW of Unalaska, AlaskaSun, Nov 4, 6:18 PM AKST · 2887 days ago · 88 km deep · 35 km away
6. 2.087 km S of Unalaska, AlaskaMon, Nov 5, 1:05 AM AKST · 2886 days ago · 20 km deep · 87 km away
7. 2.127 km S of Unalaska, AlaskaMon, Nov 5, 5:35 AM AKST · 2886 days ago · 75 km deep · 99 km away
8. 2.034 km SE of Nikolski, AlaskaMon, Nov 5, 1:44 PM AKST · 2886 days ago · 33 km deep · 72 km away
9. 1.720 km WSW of Dutch Harbor, AlaskaSat, Nov 10, 2:10 AM AKST · 2881 days ago · 5 km deep · 100 km away
10. 1.820 km W of Dutch Harbor, AlaskaSat, Nov 10, 2:11 AM AKST · 2881 days ago · 6 km deep · 100 km away
11. 2.491 km E of Nikolski, AlaskaSun, Nov 11, 11:36 AM AKST · 2880 days ago · 48 km deep · 39 km away
12. 2.599 km E of Nikolski, AlaskaSun, Nov 11, 12:28 PM AKST · 2880 days ago · 61 km deep · 53 km away
13. 2.695 km SSW of Unalaska, AlaskaWed, Nov 14, 2:38 AM AKST · 2877 days ago · 35 km deep · 64 km away
14. 2.087 km SSW of Unalaska, AlaskaWed, Nov 14, 2:49 AM AKST · 2877 days ago · 14 km deep · 69 km away
15. 1.973 km NE of Nikolski, AlaskaWed, Nov 14, 5:01 PM AKST · 2877 days ago · 80 km deep · 14 km away
16. 2.261 km SE of Nikolski, AlaskaThu, Nov 15, 2:42 AM AKST · 2876 days ago · 17 km deep · 81 km away
17. 1.9103 km S of Unalaska, AlaskaThu, Nov 15, 12:14 PM AKST · 2876 days ago · 5 km deep · 77 km away
18. 2.5104 km E of Nikolski, AlaskaFri, Nov 16, 3:10 PM AKST · 2875 days ago · 20 km deep · 60 km away
19. 1.790 km SSW of Unalaska, AlaskaMon, Nov 19, 9:12 PM AKST · 2871 days ago · 23 km deep · 61 km away
20. 1.792 km SSW of Unalaska, AlaskaMon, Nov 19, 9:15 PM AKST · 2871 days ago · 13 km deep · 68 km away
21. 2.1129 km ESE of Nikolski, AlaskaWed, Nov 21, 7:28 PM AKST · 2869 days ago · 11 km deep · 92 km away
22. 1.960 km WSW of Unalaska, AlaskaFri, Nov 23, 5:28 PM AKST · 2868 days ago · 2 km deep · 59 km away
23. 2.159 km E of Nikolski, AlaskaMon, Nov 26, 9:46 PM AKST · 2864 days ago · 23 km deep · 42 km away
24. 2.828 km SSW of Nikolski, AlaskaMon, Nov 26, 11:41 PM AKST · 2864 days ago · 28 km deep · 92 km away
25. 2.571 km ENE of Nikolski, AlaskaTue, Nov 27, 7:03 PM AKST · 2863 days ago · 77 km deep · 2 km away
26. 1.573 km WSW of Unalaska, AlaskaWed, Nov 28, 12:46 AM AKST · 2863 days ago · 14 km deep · 46 km away
27. 1.860 km E of Nikolski, AlaskaThu, Nov 29, 1:27 AM AKST · 2862 days ago · 36 km deep · 20 km away
28. 3.714 km ESE of Nikolski, AlaskaThu, Nov 29, 10:17 PM AKST · 2861 days ago · 67 km deep · 64 km away
29. 1.995 km E of Nikolski, AlaskaWed, Dec 5, 4:09 AM AKST · 2856 days ago · 41 km deep · 35 km away
30. 2.053 km SW of Unalaska, AlaskaWed, Dec 5, 4:33 AM AKST · 2856 days ago · 86 km deep · 66 km away
31. 3.378 km SSW of Unalaska, AlaskaThu, Dec 6, 6:44 AM AKST · 2855 days ago · 48 km deep · 73 km away
32. 2.270 km E of Nikolski, AlaskaThu, Dec 6, 10:35 AM AKST · 2855 days ago · 55 km deep · 41 km away
33. 1.973 km SW of Unalaska, AlaskaThu, Dec 6, 5:38 PM AKST · 2855 days ago · 15 km deep · 48 km away
34. 2.488 km E of Nikolski, AlaskaThu, Dec 6, 5:51 PM AKST · 2855 days ago · 26 km deep · 37 km away
35. 2.1139 km ESE of Nikolski, AlaskaSat, Dec 8, 3:26 AM AKST · 2853 days ago · 20 km deep · 98 km away
36. 3.588 km SSW of Unalaska, AlaskaSun, Dec 9, 12:38 PM AKST · 2852 days ago · 33 km deep · 65 km away
37. 2.388 km SSW of Unalaska, AlaskaSun, Dec 9, 1:50 PM AKST · 2852 days ago · 26 km deep · 67 km away
38. 2.467 km S of Unalaska, AlaskaTue, Dec 11, 6:22 PM AKST · 2850 days ago · 37 km deep · 93 km away
39. 4.078 km S of Unalaska, AlaskaWed, Dec 12, 3:44 AM AKST · 2849 days ago · 10 km deep · 78 km away
40. 2.181 km SSW of Unalaska, AlaskaWed, Dec 12, 5:08 PM AKST · 2849 days ago · 25 km deep · 71 km away
41. 2.452 km E of Nikolski, AlaskaWed, Dec 12, 11:11 PM AKST · 2848 days ago · 56 km deep · 29 km away
42. 3.389 km S of Unalaska, AlaskaMon, Dec 17, 5:48 AM AKST · 2844 days ago · 24 km deep · 76 km away
43. 2.684 km S of Unalaska, AlaskaMon, Dec 17, 5:50 AM AKST · 2844 days ago · 27 km deep · 78 km away
44. 2.3139 km ESE of Nikolski, AlaskaWed, Dec 19, 8:32 AM AKST · 2842 days ago · 14 km deep · 99 km away
45. 2.451 km ESE of Nikolski, AlaskaWed, Dec 19, 4:53 PM AKST · 2842 days ago · 26 km deep · 53 km away
46. 2.342 km SW of Unalaska, AlaskaThu, Dec 20, 3:02 AM AKST · 2841 days ago · 13 km deep · 74 km away
47. 2.778 km S of Unalaska, AlaskaThu, Dec 20, 3:12 AM AKST · 2841 days ago · 26 km deep · 86 km away
48. 2.367 km E of Nikolski, AlaskaThu, Dec 20, 7:58 PM AKST · 2840 days ago · 45 km deep · 34 km away
49. 2.837 km SSE of Nikolski, AlaskaSat, Dec 22, 5:04 AM AKST · 2839 days ago · 30 km deep · 77 km away
50. 2.451 km SW of Unalaska, AlaskaMon, Dec 24, 4:48 AM AKST · 2837 days ago · 13 km deep · 65 km away
51. 3.448 km ESE of Nikolski, AlaskaTue, Dec 25, 11:17 PM AKST · 2835 days ago · 26 km deep · 53 km away

Before

1. 2.658 km E of Nikolski, AlaskaSat, Oct 27, 5:39 PM AKDT · 2895 days ago · 56 km deep · 41 km away
2. 2.5107 km ESE of Nikolski, AlaskaWed, Oct 24, 8:30 PM AKDT · 2897 days ago · 31 km deep · 88 km away
3. 1.777 km SW of Unalaska, AlaskaMon, Oct 22, 11:19 PM AKDT · 2899 days ago · 21 km deep · 44 km away
4. 2.557 km SW of Unalaska, AlaskaSun, Oct 21, 11:20 AM AKDT · 2901 days ago · 76 km deep · 61 km away
5. 2.874 km ENE of Nikolski, AlaskaSun, Oct 21, 2:28 AM AKDT · 2901 days ago · 57 km deep · 3 km away
6. 1.678 km SW of Unalaska, AlaskaSun, Oct 21, 2:06 AM AKDT · 2901 days ago · 13 km deep · 42 km away
7. 2.375 km SSW of Unalaska, AlaskaThu, Oct 18, 7:49 PM AKDT · 2904 days ago · 27 km deep · 72 km away
8. 3.090 km S of Unalaska, AlaskaThu, Oct 18, 7:03 PM AKDT · 2904 days ago · 10 km deep · 83 km away
9. 2.049 km SW of Unalaska, AlaskaSat, Oct 13, 2:25 AM AKDT · 2909 days ago · 115 km deep · 68 km away
10. 3.565 km SSE of Nikolski, AlaskaWed, Oct 10, 10:43 PM AKDT · 2911 days ago · 40 km deep · 98 km away
11. 2.459 km SW of Unalaska, AlaskaWed, Oct 10, 12:06 PM AKDT · 2912 days ago · 76 km deep · 59 km away
12. 1.786 km SSW of Unalaska, AlaskaTue, Oct 9, 3:48 PM AKDT · 2913 days ago · 44 km deep · 48 km away
13. 2.633 km ESE of Nikolski, AlaskaTue, Oct 9, 8:11 AM AKDT · 2913 days ago · 49 km deep · 57 km away
14. 2.129 km SE of Nikolski, AlaskaMon, Oct 8, 3:49 PM AKDT · 2914 days ago · 26 km deep · 69 km away
15. 2.478 km SE of Nikolski, AlaskaMon, Oct 8, 12:47 AM AKDT · 2914 days ago · 51 km deep · 84 km away
16. 1.934 km SSW of Unalaska, AlaskaSun, Oct 7, 5:36 PM AKDT · 2915 days ago · 74 km deep · 89 km away
17. 2.159 km SW of Unalaska, AlaskaSun, Oct 7, 12:20 AM AKDT · 2915 days ago · 16 km deep · 59 km away
18. 2.0126 km ESE of Nikolski, AlaskaFri, Oct 5, 7:49 PM AKDT · 2917 days ago · 11 km deep · 89 km away
19. 2.953 km ESE of Nikolski, AlaskaThu, Oct 4, 4:23 AM AKDT · 2918 days ago · 43 km deep · 52 km away
20. 2.471 km SW of Unalaska, AlaskaWed, Oct 3, 5:27 AM AKDT · 2919 days ago · 13 km deep · 50 km away

From the USGS Earthquake Hazards Program and its partner networks, event us2000i6vm (also filed as ak018dtx4nw6, ak20294074). Read Wed, Sep 30, 2026, 3:28 PM UTC.