M1.6 earthquake 77 km S of Unalaska, Alaska

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Mon, Oct 16, 2017, 10:48 AM AKDT

UTC

2017-10-16 18:48:05 UTC

Depth

22.4 km (13.9 mi), shallow

Epicenter

53.184° N, 166.616° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

10

• Unalaska, AlaskaPopulation 4,491. Forecast77 kmS

After

1. 1.950 km SE of Unalaska, AlaskaTue, Oct 17, 5:42 AM AKDT · 3272 days ago · 26 km deep · 52 km away
2. 2.2107 km SSE of Akutan, AlaskaWed, Oct 18, 1:22 PM AKDT · 3270 days ago · 11 km deep · 98 km away
3. 2.280 km E of Nikolski, AlaskaWed, Oct 18, 2:24 PM AKDT · 3270 days ago · 26 km deep · 78 km away
4. 2.048 km SSE of Akutan, AlaskaWed, Oct 18, 10:33 PM AKDT · 3270 days ago · 57 km deep · 90 km away
5. 1.764 km SE of Unalaska, AlaskaThu, Oct 19, 6:08 AM AKDT · 3270 days ago · 7 km deep · 65 km away
6. 1.966 km SSE of Akutan, AlaskaFri, Oct 20, 1:39 PM AKDT · 3268 days ago · 24 km deep · 89 km away
7. 1.872 km SE of Unalaska, AlaskaFri, Oct 20, 4:33 PM AKDT · 3268 days ago · 21 km deep · 62 km away
8. 2.3111 km E of Nikolski, AlaskaFri, Oct 20, 8:01 PM AKDT · 3268 days ago · 26 km deep · 62 km away
9. 1.944 km SE of Unalaska, AlaskaFri, Oct 20, 8:50 PM AKDT · 3268 days ago · 51 km deep · 63 km away
10. 2.076 km SSE of Akutan, AlaskaSat, Oct 21, 6:00 AM AKDT · 3268 days ago · 22 km deep · 89 km away
11. 1.759 km SE of Unalaska, AlaskaSun, Oct 22, 7:53 AM AKDT · 3266 days ago · 39 km deep · 58 km away
12. 2.082 km SW of Unalaska, AlaskaSun, Oct 22, 7:54 PM AKDT · 3266 days ago · 75 km deep · 59 km away
13. 2.631 km ESE of Unalaska, AlaskaSun, Oct 22, 10:15 PM AKDT · 3266 days ago · 72 km deep · 68 km away
14. 1.782 km SE of Unalaska, AlaskaMon, Oct 23, 10:43 PM AKDT · 3265 days ago · 18 km deep · 68 km away
15. 1.767 km SW of Unalaska, AlaskaTue, Oct 24, 3:49 AM AKDT · 3265 days ago · 15 km deep · 64 km away
16. 3.3117 km SSE of Akutan, AlaskaTue, Oct 24, 9:44 AM AKDT · 3264 days ago · 29 km deep · 89 km away
17. 2.139 km SSW of Unalaska, AlaskaWed, Oct 25, 2:18 PM AKDT · 3263 days ago · 64 km deep · 38 km away
18. 2.078 km SSE of Akutan, AlaskaWed, Oct 25, 5:50 PM AKDT · 3263 days ago · 14 km deep · 89 km away
19. 1.752 km S of Unalaska, AlaskaThu, Oct 26, 12:04 AM AKDT · 3263 days ago · 24 km deep · 24 km away
20. 1.981 km SSW of Unalaska, AlaskaThu, Oct 26, 1:47 PM AKDT · 3262 days ago · 23 km deep · 17 km away
21. 2.158 km SSE of Unalaska, AlaskaSat, Oct 28, 9:25 AM AKDT · 3260 days ago · 23 km deep · 26 km away
22. 2.7144 km S of Unalaska, AlaskaSun, Oct 29, 9:04 AM AKDT · 3259 days ago · 23 km deep · 67 km away
23. 1.858 km SE of Unalaska, AlaskaMon, Oct 30, 5:48 AM AKDT · 3259 days ago · 35 km deep · 63 km away
24. 2.053 km SW of Unalaska, AlaskaTue, Oct 31, 9:20 AM AKDT · 3257 days ago · 72 km deep · 44 km away
25. 2.083 km SSE of Unalaska, AlaskaTue, Oct 31, 1:19 PM AKDT · 3257 days ago · 25 km deep · 33 km away
26. 1.950 km S of Unalaska, AlaskaTue, Oct 31, 6:11 PM AKDT · 3257 days ago · 59 km deep · 27 km away
27. 1.894 km ENE of Nikolski, AlaskaTue, Oct 31, 11:14 PM AKDT · 3257 days ago · 86 km deep · 64 km away
28. 1.646 km S of Unalaska, AlaskaWed, Nov 1, 5:00 AM AKDT · 3257 days ago · 62 km deep · 34 km away
29. 2.97 km ENE of Dutch Harbor, AlaskaThu, Nov 2, 10:05 AM AKDT · 3255 days ago · 125 km deep · 81 km away
30. 1.777 km SE of Unalaska, AlaskaThu, Nov 2, 10:35 AM AKDT · 3255 days ago · 55 km deep · 55 km away
31. 1.846 km SE of Unalaska, AlaskaThu, Nov 2, 5:30 PM AKDT · 3255 days ago · 31 km deep · 52 km away
32. 2.774 km SSE of Akutan, AlaskaFri, Nov 3, 3:48 AM AKDT · 3255 days ago · 49 km deep · 96 km away
33. 4.6109 km S of Unalaska, AlaskaFri, Nov 3, 9:19 AM AKDT · 3254 days ago · 31 km deep · 34 km away
34. 2.2124 km S of Unalaska, AlaskaFri, Nov 3, 9:23 AM AKDT · 3254 days ago · 5 km deep · 48 km away
35. 2.1134 km S of Unalaska, AlaskaFri, Nov 3, 9:32 AM AKDT · 3254 days ago · 4 km deep · 57 km away
36. 2.0129 km S of Unalaska, AlaskaFri, Nov 3, 9:38 AM AKDT · 3254 days ago · 13 km deep · 53 km away
37. 2.6125 km S of Unalaska, AlaskaFri, Nov 3, 9:53 AM AKDT · 3254 days ago · 2 km deep · 48 km away
38. 3.6126 km S of Unalaska, AlaskaFri, Nov 3, 2:07 PM AKDT · 3254 days ago · 10 km deep · 49 km away
39. 2.1146 km S of Unalaska, AlaskaFri, Nov 3, 2:13 PM AKDT · 3254 days ago · 25 km deep · 70 km away
40. 2.120 km ESE of Unalaska, AlaskaFri, Nov 3, 7:51 PM AKDT · 3254 days ago · 81 km deep · 72 km away
41. 2.3124 km S of Unalaska, AlaskaFri, Nov 3, 8:00 PM AKDT · 3254 days ago · 1 km deep · 47 km away
42. 2.083 km SSE of Akutan, AlaskaFri, Nov 3, 11:55 PM AKDT · 3254 days ago · 26 km deep · 95 km away
43. 1.556 km WSW of Unalaska, AlaskaSun, Nov 5, 10:48 AM AKST · 3252 days ago · 13 km deep · 63 km away
44. 1.757 km WSW of Unalaska, AlaskaSun, Nov 5, 10:53 AM AKST · 3252 days ago · 13 km deep · 62 km away
45. 1.557 km SW of Unalaska, AlaskaSun, Nov 5, 12:39 PM AKST · 3252 days ago · 13 km deep · 60 km away
46. 1.970 km SSE of Akutan, AlaskaSun, Nov 5, 3:56 PM AKST · 3252 days ago · 13 km deep · 91 km away
47. 2.0134 km ESE of Nikolski, AlaskaMon, Nov 6, 3:04 AM AKST · 3252 days ago · 17 km deep · 62 km away
48. 2.427 km S of Akutan, AlaskaMon, Nov 6, 3:32 PM AKST · 3251 days ago · 92 km deep · 95 km away
49. 2.892 km S of Unalaska, AlaskaMon, Nov 6, 3:37 PM AKST · 3251 days ago · 34 km deep · 18 km away
50. 1.992 km SSW of Unalaska, AlaskaMon, Nov 6, 4:04 PM AKST · 3251 days ago · 26 km deep · 33 km away
51. 4.2119 km S of Unalaska, AlaskaTue, Nov 7, 1:43 AM AKST · 3251 days ago · 32 km deep · 43 km away
52. 1.816 km WSW of Dutch Harbor, AlaskaTue, Nov 7, 7:35 AM AKST · 3250 days ago · 5 km deep · 75 km away
53. 1.862 km SE of Unalaska, AlaskaThu, Nov 9, 5:04 AM AKST · 3249 days ago · 49 km deep · 54 km away
54. 1.55 km SW of Unalaska, AlaskaThu, Nov 9, 10:27 PM AKST · 3248 days ago · 12 km deep · 73 km away
55. 1.678 km S of Unalaska, AlaskaFri, Nov 10, 1:17 AM AKST · 3248 days ago · 35 km deep · 4 km away
56. 2.585 km SW of Unalaska, AlaskaFri, Nov 10, 11:27 AM AKST · 3247 days ago · 70 km deep · 49 km away
57. 4.783 km ENE of Nikolski, AlaskaSat, Nov 11, 7:14 AM AKST · 3246 days ago · 68 km deep · 72 km away · felt by 1
58. 1.696 km E of Nikolski, AlaskaSat, Nov 11, 7:40 AM AKST · 3246 days ago · 24 km deep · 60 km away
59. 1.795 km E of Nikolski, AlaskaSat, Nov 11, 11:17 AM AKST · 3246 days ago · 14 km deep · 61 km away
60. 1.784 km SW of Unalaska, AlaskaSat, Nov 11, 2:29 PM AKST · 3246 days ago · 18 km deep · 49 km away

The first 60 of 108.

Before

1. 1.797 km ENE of Nikolski, AlaskaSun, Oct 15, 1:08 PM AKDT · 3273 days ago · 48 km deep · 56 km away
2. 1.757 km SW of Unalaska, AlaskaSun, Oct 15, 6:45 AM AKDT · 3274 days ago · 17 km deep · 55 km away
3. 2.078 km E of Nikolski, AlaskaThu, Oct 12, 8:23 AM AKDT · 3276 days ago · 37 km deep · 78 km away
4. 2.160 km SW of Unalaska, AlaskaThu, Oct 12, 4:50 AM AKDT · 3277 days ago · 15 km deep · 55 km away
5. 1.89 km SSE of Unalaska, AlaskaTue, Oct 10, 11:59 PM AKDT · 3278 days ago · 79 km deep · 69 km away
6. 1.571 km SW of Unalaska, AlaskaTue, Oct 10, 8:23 PM AKDT · 3278 days ago · 13 km deep · 59 km away
7. 4.167 km SW of Unalaska, AlaskaMon, Oct 9, 2:52 PM AKDT · 3279 days ago · 96 km deep · 44 km away
8. 1.765 km SW of Unalaska, AlaskaMon, Oct 9, 2:41 PM AKDT · 3279 days ago · 14 km deep · 53 km away
9. 2.1Fox Islands, Aleutian Islands, AlaskaSat, Oct 7, 5:19 AM AKDT · 3282 days ago · 76 km deep · 17 km away
10. 2.290 km SE of Unalaska, AlaskaThu, Oct 5, 9:58 AM AKDT · 3283 days ago · 20 km deep · 67 km away
11. 2.645 km S of Akutan, AlaskaWed, Oct 4, 4:22 PM AKDT · 3284 days ago · 76 km deep · 79 km away
12. 1.749 km SSE of Akutan, AlaskaWed, Oct 4, 10:22 AM AKDT · 3284 days ago · 2 km deep · 90 km away
13. 1.639 km SSE of Unalaska, AlaskaTue, Oct 3, 5:53 PM AKDT · 3285 days ago · 24 km deep · 46 km away
14. 1.863 km SE of Unalaska, AlaskaTue, Oct 3, 5:55 AM AKDT · 3286 days ago · 24 km deep · 65 km away
15. 2.684 km S of Unalaska, AlaskaTue, Oct 3, 1:26 AM AKDT · 3286 days ago · 29 km deep · 12 km away
16. 2.781 km E of Nikolski, AlaskaMon, Oct 2, 7:35 PM AKDT · 3286 days ago · 32 km deep · 73 km away
17. 2.737 km S of Unalaska, AlaskaMon, Oct 2, 6:40 PM AKDT · 3286 days ago · 57 km deep · 40 km away
18. 1.553 km SSE of Unalaska, AlaskaMon, Oct 2, 4:24 AM AKDT · 3287 days ago · 45 km deep · 44 km away
19. 1.677 km SE of Unalaska, AlaskaSun, Oct 1, 11:18 PM AKDT · 3287 days ago · 26 km deep · 72 km away
20. 1.884 km SSW of Unalaska, AlaskaSat, Sep 30, 6:26 PM AKDT · 3288 days ago · 26 km deep · 13 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak017da9bedo (also filed as ak17090246). Read Fri, Oct 2, 2026, 2:22 AM UTC.