M1.6 earthquake 82 km S of Unalaska, Alaska

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Fri, Aug 11, 2017, 4:51 AM AKDT

UTC

2017-08-11 12:51:38 UTC

Depth

25.6 km (15.9 mi), shallow

Epicenter

53.141° N, 166.736° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

17

• Unalaska, AlaskaPopulation 4,491. Forecast83 kmS

After

1. 2.1113 km SE of Unalaska, AlaskaFri, Aug 11, 6:20 AM AKDT · 3338 days ago · 24 km deep · 79 km away
2. 1.859 km E of Nikolski, AlaskaFri, Aug 11, 8:48 AM AKDT · 3338 days ago · 25 km deep · 89 km away
3. 2.273 km S of Unalaska, AlaskaFri, Aug 11, 11:14 AM AKDT · 3338 days ago · 26 km deep · 18 km away
4. 1.872 km WSW of Unalaska, AlaskaFri, Aug 11, 1:52 PM AKDT · 3338 days ago · 13 km deep · 77 km away
5. 2.130 km SE of Unalaska, AlaskaSat, Aug 12, 2:30 PM AKDT · 3337 days ago · 65 km deep · 69 km away
6. 1.9132 km S of Unalaska, AlaskaSat, Aug 12, 8:20 PM AKDT · 3337 days ago · 26 km deep · 50 km away
7. 1.573 km SW of Unalaska, AlaskaSun, Aug 13, 10:18 AM AKDT · 3336 days ago · 16 km deep · 55 km away
8. 2.3140 km S of Unalaska, AlaskaSun, Aug 13, 11:02 AM AKDT · 3336 days ago · 26 km deep · 59 km away
9. 1.747 km ESE of Unalaska, AlaskaSun, Aug 13, 11:11 PM AKDT · 3336 days ago · 24 km deep · 84 km away
10. 2.6103 km S of Unalaska, AlaskaSun, Aug 13, 11:59 PM AKDT · 3336 days ago · 27 km deep · 21 km away
11. 2.721 km SE of Unalaska, AlaskaMon, Aug 14, 12:49 AM AKDT · 3336 days ago · 111 km deep · 72 km away
12. 1.760 km SE of Unalaska, AlaskaMon, Aug 14, 2:43 AM AKDT · 3336 days ago · 32 km deep · 73 km away
13. 1.6Fox Islands, Aleutian Islands, AlaskaMon, Aug 14, 4:32 AM AKDT · 3336 days ago · 13 km deep · 56 km away
14. 1.570 km WSW of Unalaska, AlaskaMon, Aug 14, 7:09 PM AKDT · 3335 days ago · 13 km deep · 63 km away
15. 1.8126 km SSW of Unalaska, AlaskaTue, Aug 15, 2:37 AM AKDT · 3335 days ago · 66 km deep · 44 km away
16. 1.791 km SSW of Unalaska, AlaskaWed, Aug 16, 4:07 AM AKDT · 3334 days ago · 15 km deep · 19 km away
17. 1.535 km SSW of Unalaska, AlaskaWed, Aug 16, 5:37 AM AKDT · 3334 days ago · 73 km deep · 48 km away
18. 2.168 km SW of Unalaska, AlaskaWed, Aug 16, 10:08 AM AKDT · 3333 days ago · 15 km deep · 48 km away
19. 2.073 km WSW of Unalaska, AlaskaWed, Aug 16, 10:31 AM AKDT · 3333 days ago · 13 km deep · 68 km away
20. 2.979 km S of Unalaska, AlaskaWed, Aug 16, 12:00 PM AKDT · 3333 days ago · 35 km deep · 9 km away
21. 1.873 km S of Unalaska, AlaskaWed, Aug 16, 12:44 PM AKDT · 3333 days ago · 36 km deep · 9 km away
22. 2.567 km E of Nikolski, AlaskaThu, Aug 17, 7:55 AM AKDT · 3332 days ago · 50 km deep · 77 km away
23. 1.8105 km E of Nikolski, AlaskaFri, Aug 18, 6:38 AM AKDT · 3331 days ago · 35 km deep · 48 km away
24. 2.130 km WSW of Unalaska, AlaskaFri, Aug 18, 10:45 AM AKDT · 3331 days ago · 10 km deep · 68 km away
25. 1.568 km WSW of Unalaska, AlaskaFri, Aug 18, 2:51 PM AKDT · 3331 days ago · 16 km deep · 68 km away
26. 1.730 km SE of Unalaska, AlaskaSun, Aug 20, 10:17 PM AKDT · 3329 days ago · 72 km deep · 71 km away
27. 2.2137 km ESE of Nikolski, AlaskaMon, Aug 21, 3:31 AM AKDT · 3329 days ago · 20 km deep · 60 km away
28. 2.6124 km S of Unalaska, AlaskaMon, Aug 21, 6:55 PM AKDT · 3328 days ago · 8 km deep · 42 km away
29. 1.7134 km S of Unalaska, AlaskaMon, Aug 21, 7:20 PM AKDT · 3328 days ago · 24 km deep · 55 km away
30. 2.271 km WSW of Unalaska, AlaskaMon, Aug 21, 8:43 PM AKDT · 3328 days ago · 13 km deep · 75 km away
31. 1.673 km WSW of Unalaska, AlaskaMon, Aug 21, 10:04 PM AKDT · 3328 days ago · 13 km deep · 73 km away
32. 1.6104 km E of Nikolski, AlaskaTue, Aug 22, 4:02 AM AKDT · 3328 days ago · 49 km deep · 46 km away
33. 2.0158 km ESE of Nikolski, AlaskaTue, Aug 22, 12:11 PM AKDT · 3327 days ago · 8 km deep · 89 km away
34. 1.577 km SSW of Unalaska, AlaskaTue, Aug 22, 9:46 PM AKDT · 3327 days ago · 2 km deep · 26 km away
35. 1.772 km S of Akutan, AlaskaWed, Aug 23, 3:07 PM AKDT · 3326 days ago · 20 km deep · 83 km away
36. 2.945 km S of Akutan, AlaskaThu, Aug 24, 12:22 AM AKDT · 3326 days ago · 70 km deep · 88 km away
37. 2.390 km E of Nikolski, AlaskaFri, Aug 25, 9:53 AM AKDT · 3324 days ago · 49 km deep · 63 km away
38. 1.951 km ENE of Nikolski, AlaskaSat, Aug 26, 1:49 AM AKDT · 3324 days ago · 69 km deep · 94 km away
39. 2.0129 km S of Unalaska, AlaskaSun, Aug 27, 7:00 PM AKDT · 3322 days ago · 5 km deep · 51 km away
40. 2.3137 km S of Unalaska, AlaskaSun, Aug 27, 7:18 PM AKDT · 3322 days ago · 11 km deep · 61 km away
41. 1.976 km SE of Unalaska, AlaskaMon, Aug 28, 3:01 AM AKDT · 3322 days ago · 22 km deep · 68 km away
42. 4.054 km ESE of Nikolski, AlaskaMon, Aug 28, 5:39 PM AKDT · 3321 days ago · 40 km deep · 97 km away
43. 4.154 km ESE of Nikolski, AlaskaMon, Aug 28, 7:52 PM AKDT · 3321 days ago · 33 km deep · 98 km away
44. 3.5118 km SSE of Unalaska, AlaskaTue, Aug 29, 4:59 AM AKDT · 3321 days ago · 11 km deep · 78 km away
45. 1.756 km E of Nikolski, AlaskaTue, Aug 29, 9:20 AM AKDT · 3320 days ago · 36 km deep · 92 km away
46. 2.372 km SSE of Akutan, AlaskaTue, Aug 29, 6:33 PM AKDT · 3320 days ago · 47 km deep · 99 km away
47. 1.869 km S of Akutan, AlaskaWed, Aug 30, 3:41 AM AKDT · 3320 days ago · 21 km deep · 85 km away
48. 2.0100 km E of Nikolski, AlaskaWed, Aug 30, 10:03 AM AKDT · 3319 days ago · 70 km deep · 43 km away
49. 1.523 km ESE of Unalaska, AlaskaFri, Sep 1, 7:28 PM AKDT · 3317 days ago · 73 km deep · 79 km away
50. 1.571 km SW of Unalaska, AlaskaSat, Sep 2, 12:21 AM AKDT · 3317 days ago · 70 km deep · 37 km away
51. 1.726 km E of Unalaska, AlaskaSat, Sep 2, 12:51 PM AKDT · 3316 days ago · 86 km deep · 88 km away
52. 2.025 km SE of Unalaska, AlaskaSat, Sep 2, 8:50 PM AKDT · 3316 days ago · 75 km deep · 73 km away
53. 2.115 km SSE of Unalaska, AlaskaSun, Sep 3, 1:15 AM AKDT · 3316 days ago · 87 km deep · 69 km away
54. 2.081 km S of Unalaska, AlaskaTue, Sep 5, 10:43 AM AKDT · 3313 days ago · 26 km deep · 3 km away
55. 1.674 km S of Unalaska, AlaskaTue, Sep 5, 11:37 AM AKDT · 3313 days ago · 23 km deep · 8 km away
56. 2.480 km SSW of Unalaska, AlaskaTue, Sep 5, 8:26 PM AKDT · 3313 days ago · 26 km deep · 9 km away
57. 3.767 km SE of Unalaska, AlaskaWed, Sep 6, 7:46 PM AKDT · 3312 days ago · 26 km deep · 72 km away
58. 1.575 km SE of Unalaska, AlaskaWed, Sep 6, 8:29 PM AKDT · 3312 days ago · 26 km deep · 74 km away
59. 3.776 km SE of Unalaska, AlaskaThu, Sep 7, 7:01 AM AKDT · 3311 days ago · 38 km deep · 76 km away
60. 1.768 km SE of Unalaska, AlaskaThu, Sep 7, 7:14 AM AKDT · 3311 days ago · 31 km deep · 73 km away

The first 60 of 112.

Before

1. 2.4125 km ESE of Nikolski, AlaskaThu, Aug 10, 1:47 PM AKDT · 3339 days ago · 54 km deep · 98 km away
2. 2.878 km SE of Unalaska, AlaskaWed, Aug 9, 4:32 PM AKDT · 3340 days ago · 17 km deep · 69 km away
3. 1.870 km E of Nikolski, AlaskaWed, Aug 9, 2:51 PM AKDT · 3340 days ago · 45 km deep · 74 km away
4. 1.893 km SE of Unalaska, AlaskaTue, Aug 8, 9:15 AM AKDT · 3341 days ago · 36 km deep · 71 km away
5. 3.463 km S of Unalaska, AlaskaMon, Aug 7, 10:43 PM AKDT · 3342 days ago · 91 km deep · 19 km away
6. 1.824 km SE of Unalaska, AlaskaMon, Aug 7, 1:19 PM AKDT · 3342 days ago · 72 km deep · 75 km away
7. 1.774 km S of Unalaska, AlaskaMon, Aug 7, 6:46 AM AKDT · 3342 days ago · 26 km deep · 19 km away
8. 2.077 km S of Unalaska, AlaskaSun, Aug 6, 9:28 AM AKDT · 3343 days ago · 25 km deep · 5 km away
9. 2.074 km S of Unalaska, AlaskaSat, Aug 5, 11:43 AM AKDT · 3344 days ago · 26 km deep · 19 km away
10. 2.1Fox Islands, Aleutian Islands, AlaskaThu, Aug 3, 2:58 PM AKDT · 3346 days ago · 72 km deep · 74 km away
11. 1.957 km SW of Unalaska, AlaskaThu, Aug 3, 2:31 PM AKDT · 3346 days ago · 7 km deep · 56 km away
12. 1.659 km WSW of Unalaska, AlaskaThu, Aug 3, 1:13 PM AKDT · 3346 days ago · 21 km deep · 64 km away
13. 1.835 km S of Akutan, AlaskaThu, Aug 3, 4:45 AM AKDT · 3347 days ago · 85 km deep · 99 km away
14. 1.661 km SSE of Akutan, AlaskaWed, Aug 2, 7:29 AM AKDT · 3347 days ago · 57 km deep · 99 km away
15. 2.874 km ESE of Nikolski, AlaskaTue, Aug 1, 7:30 PM AKDT · 3348 days ago · 46 km deep · 85 km away
16. 1.769 km SSE of Akutan, AlaskaTue, Aug 1, 5:17 PM AKDT · 3348 days ago · 50 km deep · 100 km away
17. 1.982 km SSW of Unalaska, AlaskaTue, Aug 1, 3:48 PM AKDT · 3348 days ago · 28 km deep · 7 km away
18. 3.186 km SSW of Unalaska, AlaskaTue, Aug 1, 11:15 AM AKDT · 3348 days ago · 35 km deep · 6 km away
19. 2.579 km SW of Unalaska, AlaskaMon, Jul 31, 9:10 PM AKDT · 3349 days ago · 66 km deep · 43 km away
20. 2.593 km ESE of Nikolski, AlaskaMon, Jul 31, 5:15 PM AKDT · 3349 days ago · 24 km deep · 82 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak017a90alu4 (also filed as ak16496568). Read Fri, Oct 2, 2026, 1:42 AM UTC.