M1.6 earthquake 54 km SW of Unalaska, Alaska

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sat, Nov 21, 2015, 10:12 AM AKST

UTC

2015-11-21 19:12:19 UTC

Depth

14.8 km (9.2 mi), shallow

Epicenter

53.602° N, 167.221° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

17

• Unalaska, AlaskaPopulation 4,491. Forecast54 kmWSW

After

1. 2.132 km S of Akutan, AlaskaSat, Nov 21, 8:59 PM AKST · 3970 days ago · 79 km deep · 97 km away
2. 1.666 km SW of Unalaska, AlaskaSun, Nov 22, 6:01 AM AKST · 3970 days ago · 9 km deep · 17 km away
3. 2.023 km W of Dutch Harbor, AlaskaSun, Nov 22, 8:53 PM AKST · 3969 days ago · 8 km deep · 36 km away
4. 2.5121 km S of Unalaska, AlaskaMon, Nov 23, 11:41 AM AKST · 3968 days ago · 23 km deep · 93 km away
5. 2.230 km WSW of Unalaska, AlaskaTue, Nov 24, 8:06 AM AKST · 3968 days ago · 118 km deep · 25 km away
6. 1.773 km SW of Unalaska, AlaskaTue, Nov 24, 9:28 PM AKST · 3967 days ago · 20 km deep · 31 km away
7. 1.552 km SW of Unalaska, AlaskaTue, Nov 24, 10:39 PM AKST · 3967 days ago · 14 km deep · 11 km away
8. 1.620 km E of Unalaska, AlaskaWed, Nov 25, 1:27 PM AKST · 3966 days ago · 74 km deep · 73 km away
9. 2.046 km SSW of Unalaska, AlaskaThu, Nov 26, 4:24 PM AKST · 3965 days ago · 63 km deep · 37 km away
10. 2.057 km SE of Unalaska, AlaskaThu, Nov 26, 9:30 PM AKST · 3965 days ago · 43 km deep · 84 km away
11. 1.850 km SE of Unalaska, AlaskaFri, Nov 27, 1:25 AM AKST · 3965 days ago · 48 km deep · 84 km away
12. 1.980 km S of Unalaska, AlaskaFri, Nov 27, 3:47 AM AKST · 3965 days ago · 26 km deep · 59 km away
13. 2.2110 km SSW of Unalaska, AlaskaSun, Nov 29, 7:43 AM AKST · 3963 days ago · 49 km deep · 76 km away
14. 2.364 km SE of Unalaska, AlaskaTue, Dec 1, 2:38 AM AKST · 3961 days ago · 26 km deep · 94 km away
15. 2.7104 km E of Nikolski, AlaskaTue, Dec 1, 5:21 PM AKST · 3960 days ago · 29 km deep · 63 km away
16. 1.885 km SSW of Unalaska, AlaskaFri, Dec 4, 1:21 AM AKST · 3958 days ago · 26 km deep · 59 km away
17. 1.657 km SSW of Unalaska, AlaskaMon, Dec 7, 9:00 AM AKST · 3954 days ago · 70 km deep · 22 km away
18. 1.888 km S of Unalaska, AlaskaMon, Dec 7, 5:34 PM AKST · 3954 days ago · 18 km deep · 79 km away
19. 2.0129 km ESE of Nikolski, AlaskaTue, Dec 8, 8:05 PM AKST · 3953 days ago · 5 km deep · 100 km away
20. 2.276 km SW of Unalaska, AlaskaWed, Dec 9, 4:59 PM AKST · 3952 days ago · 64 km deep · 26 km away
21. 1.875 km SE of Unalaska, AlaskaFri, Dec 11, 2:00 AM AKST · 3951 days ago · 40 km deep · 96 km away
22. 1.769 km SE of Unalaska, AlaskaFri, Dec 11, 9:47 PM AKST · 3950 days ago · 36 km deep · 97 km away
23. 2.076 km SW of Unalaska, AlaskaSun, Dec 13, 1:24 AM AKST · 3949 days ago · 13 km deep · 27 km away
24. 2.635 km SE of Unalaska, AlaskaSun, Dec 13, 10:15 PM AKST · 3948 days ago · 42 km deep · 66 km away
25. 2.179 km SSW of Unalaska, AlaskaSun, Dec 13, 11:06 PM AKST · 3948 days ago · 26 km deep · 55 km away
26. 2.422 km ESE of Unalaska, AlaskaMon, Dec 14, 7:25 AM AKST · 3948 days ago · 85 km deep · 70 km away
27. 5.264 km E of Nikolski, AlaskaMon, Dec 14, 12:12 PM AKST · 3947 days ago · 47 km deep · 97 km away
28. 1.770 km ESE of Nikolski, AlaskaWed, Dec 16, 2:16 AM AKST · 3946 days ago · 23 km deep · 97 km away
29. 2.185 km ENE of Nikolski, AlaskaWed, Dec 16, 9:37 AM AKST · 3945 days ago · 49 km deep · 61 km away
30. 2.177 km E of Nikolski, AlaskaWed, Dec 16, 12:27 PM AKST · 3945 days ago · 33 km deep · 92 km away
31. 2.376 km ENE of Nikolski, AlaskaThu, Dec 17, 3:58 PM AKST · 3944 days ago · 77 km deep · 56 km away
32. 1.829 km ESE of Unalaska, AlaskaSun, Dec 20, 5:57 PM AKST · 3941 days ago · 72 km deep · 73 km away
33. 3.887 km ENE of Nikolski, AlaskaTue, Dec 22, 12:03 PM AKST · 3939 days ago · 97 km deep · 44 km away
34. 1.733 km SSW of Unalaska, AlaskaTue, Dec 22, 12:17 PM AKST · 3939 days ago · 70 km deep · 30 km away
35. 1.866 km WSW of Unalaska, AlaskaTue, Dec 22, 9:47 PM AKST · 3939 days ago · 13 km deep · 16 km away
36. 2.078 km S of Unalaska, AlaskaWed, Dec 23, 9:29 AM AKST · 3938 days ago · 34 km deep · 64 km away
37. 2.580 km S of Unalaska, AlaskaThu, Dec 24, 11:01 AM AKST · 3937 days ago · 26 km deep · 58 km away
38. 2.2Fox Islands, Aleutian Islands, AlaskaSat, Dec 26, 2:04 AM AKST · 3936 days ago · 57 km deep · 50 km away
39. 2.061 km S of Unalaska, AlaskaSat, Dec 26, 10:52 AM AKST · 3935 days ago · 38 km deep · 64 km away
40. 2.644 km SSW of Unalaska, AlaskaSat, Dec 26, 1:50 PM AKST · 3935 days ago · 95 km deep · 30 km away
41. 2.777 km SSW of Unalaska, AlaskaSun, Dec 27, 3:08 AM AKST · 3935 days ago · 44 km deep · 51 km away
42. 1.982 km S of Unalaska, AlaskaTue, Dec 29, 10:51 PM AKST · 3932 days ago · 20 km deep · 62 km away
43. 1.995 km S of Unalaska, AlaskaWed, Dec 30, 1:19 PM AKST · 3931 days ago · 24 km deep · 72 km away
44. 1.551 km ESE of Unalaska, AlaskaThu, Dec 31, 8:27 PM AKST · 3930 days ago · 27 km deep · 89 km away
45. 2.247 km NE of Nikolski, AlaskaFri, Jan 1, 2:52 PM AKST · 3929 days ago · 12 km deep · 86 km away
46. 1.838 km S of Unalaska, AlaskaSat, Jan 2, 11:00 AM AKST · 3928 days ago · 21 km deep · 42 km away
47. 1.990 km SSW of Unalaska, AlaskaSat, Jan 2, 9:13 PM AKST · 3928 days ago · 47 km deep · 54 km away
48. 1.6109 km W of Dutch Harbor, AlaskaSun, Jan 3, 9:26 AM AKST · 3927 days ago · 36 km deep · 71 km away
49. 2.595 km SSW of Unalaska, AlaskaSun, Jan 3, 10:50 PM AKST · 3927 days ago · 60 km deep · 54 km away
50. 3.752 km ENE of Nikolski, AlaskaTue, Jan 5, 5:59 PM AKST · 3925 days ago · 100 km deep · 80 km away
51. 2.238 km S of Akutan, AlaskaFri, Jan 8, 7:49 AM AKST · 3923 days ago · 71 km deep · 93 km away
52. 1.869 km SE of Unalaska, AlaskaFri, Jan 8, 11:45 AM AKST · 3922 days ago · 11 km deep · 96 km away
53. 3.633 km SE of Unalaska, AlaskaFri, Jan 8, 12:40 PM AKST · 3922 days ago · 70 km deep · 72 km away
54. 2.131 km SSW of Akutan, AlaskaSat, Jan 9, 5:40 AM AKST · 3922 days ago · 72 km deep · 91 km away
55. 3.078 km S of Unalaska, AlaskaSun, Jan 10, 7:25 AM AKST · 3921 days ago · 16 km deep · 60 km away
56. 2.123 km W of Akutan, AlaskaMon, Jan 11, 11:10 AM AKST · 3919 days ago · 111 km deep · 94 km away
57. 1.622 km SSE of Unalaska, AlaskaMon, Jan 11, 6:32 PM AKST · 3919 days ago · 75 km deep · 51 km away
58. 2.061 km SW of Unalaska, AlaskaTue, Jan 12, 9:41 AM AKST · 3918 days ago · 16 km deep · 13 km away
59. 2.085 km S of Unalaska, AlaskaWed, Jan 13, 12:17 PM AKST · 3917 days ago · 18 km deep · 66 km away
60. 4.179 km S of Unalaska, AlaskaThu, Jan 14, 10:26 PM AKST · 3916 days ago · 26 km deep · 58 km away

The first 60 of 66.

Before

1. 2.155 km SSW of Unalaska, AlaskaSat, Nov 21, 12:37 AM AKST · 3971 days ago · 63 km deep · 38 km away
2. 1.967 km SE of Unalaska, AlaskaFri, Nov 20, 3:10 PM AKST · 3971 days ago · 35 km deep · 98 km away
3. 2.065 km SE of Unalaska, AlaskaFri, Nov 20, 1:42 PM AKST · 3971 days ago · 12 km deep · 95 km away
4. 2.077 km S of Unalaska, AlaskaFri, Nov 20, 7:55 AM AKST · 3972 days ago · 29 km deep · 58 km away
5. 2.545 km SW of Unalaska, AlaskaThu, Nov 19, 9:23 AM AKST · 3972 days ago · 93 km deep · 15 km away
6. 2.065 km SE of Unalaska, AlaskaThu, Nov 19, 6:26 AM AKST · 3973 days ago · 24 km deep · 95 km away
7. 2.856 km SW of Unalaska, AlaskaWed, Nov 18, 8:23 AM AKST · 3973 days ago · 20 km deep · 7 km away
8. 1.980 km SW of Unalaska, AlaskaWed, Nov 18, 6:44 AM AKST · 3974 days ago · 75 km deep · 27 km away
9. 2.076 km SW of Unalaska, AlaskaTue, Nov 17, 3:53 PM AKST · 3974 days ago · 13 km deep · 22 km away
10. 2.592 km WNW of Dutch Harbor, AlaskaTue, Nov 17, 2:47 PM AKST · 3974 days ago · 155 km deep · 71 km away
11. 2.556 km S of Akutan, AlaskaTue, Nov 17, 7:24 AM AKST · 3975 days ago · 26 km deep · 95 km away
12. 1.751 km SW of Unalaska, AlaskaMon, Nov 16, 9:56 PM AKST · 3975 days ago · 15 km deep · 15 km away
13. 1.7Fox Islands, Aleutian Islands, AlaskaMon, Nov 16, 2:24 PM AKST · 3975 days ago · 27 km deep · 90 km away
14. 2.373 km SSW of Unalaska, AlaskaSun, Nov 15, 11:16 PM AKST · 3976 days ago · 50 km deep · 50 km away
15. 2.148 km NE of Nikolski, AlaskaSun, Nov 15, 7:18 AM AKST · 3977 days ago · 81 km deep · 87 km away
16. 2.130 km WSW of Unalaska, AlaskaFri, Nov 13, 6:02 PM AKST · 3978 days ago · 109 km deep · 25 km away
17. 2.522 km S of Unalaska, AlaskaFri, Nov 13, 12:40 AM AKST · 3979 days ago · 75 km deep · 47 km away
18. 1.715 km WSW of Dutch Harbor, AlaskaThu, Nov 12, 10:52 AM AKST · 3979 days ago · 7 km deep · 41 km away
19. 1.918 km E of Unalaska, AlaskaThu, Nov 12, 7:26 AM AKST · 3980 days ago · 78 km deep · 69 km away
20. 2.471 km S of Unalaska, AlaskaWed, Nov 11, 2:32 PM AKST · 3980 days ago · 22 km deep · 61 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak015ext1n48 (also filed as ak12027261). Read Mon, Oct 5, 2026, 4:39 AM UTC.