M1.5 earthquake 21 km WSW of Unalaska, Alaska

Magnitude

1.5 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Tue, Sep 12, 2017, 3:27 AM AKDT

UTC

2017-09-12 11:27:32 UTC

Depth

8.0 km (5.0 mi), shallow

Epicenter

53.771° N, 166.809° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

17

• Unalaska, AlaskaPopulation 4,491. Forecast21 kmWSW

After

1. 3.169 km WSW of Unalaska, AlaskaTue, Sep 12, 8:57 AM AKDT · 3308 days ago · 26 km deep · 48 km away
2. 2.371 km WSW of Unalaska, AlaskaTue, Sep 12, 9:15 AM AKDT · 3308 days ago · 13 km deep · 50 km away
3. 1.731 km SE of Unalaska, AlaskaTue, Sep 12, 10:54 PM AKDT · 3307 days ago · 69 km deep · 44 km away
4. 1.671 km WSW of Unalaska, AlaskaWed, Sep 13, 1:55 PM AKDT · 3307 days ago · 11 km deep · 50 km away
5. 1.875 km SE of Unalaska, AlaskaThu, Sep 14, 4:03 AM AKDT · 3306 days ago · 22 km deep · 84 km away
6. 3.567 km SE of Unalaska, AlaskaThu, Sep 14, 8:25 AM AKDT · 3306 days ago · 31 km deep · 72 km away
7. 3.580 km S of Unalaska, AlaskaThu, Sep 14, 11:06 AM AKDT · 3306 days ago · 45 km deep · 67 km away
8. 1.626 km SE of Unalaska, AlaskaThu, Sep 14, 6:50 PM AKDT · 3305 days ago · 69 km deep · 38 km away
9. 2.613 km ESE of Akutan, AlaskaFri, Sep 15, 6:45 PM AKDT · 3304 days ago · 122 km deep · 88 km away
10. 1.527 km W of Dutch Harbor, AlaskaSun, Sep 17, 4:44 AM AKDT · 3303 days ago · 7 km deep · 17 km away
11. 1.913 km SE of Unalaska, AlaskaSun, Sep 17, 3:17 PM AKDT · 3303 days ago · 7 km deep · 27 km away
12. 1.666 km SW of Unalaska, AlaskaSun, Sep 17, 8:33 PM AKDT · 3302 days ago · 14 km deep · 46 km away
13. 1.670 km WSW of Unalaska, AlaskaMon, Sep 18, 7:45 PM AKDT · 3301 days ago · 10 km deep · 49 km away
14. 1.778 km SE of Unalaska, AlaskaTue, Sep 19, 1:34 PM AKDT · 3301 days ago · 20 km deep · 87 km away
15. 2.019 km W of Dutch Harbor, AlaskaWed, Sep 20, 11:58 AM AKDT · 3300 days ago · 5 km deep · 11 km away
16. 1.548 km SW of Unalaska, AlaskaThu, Sep 21, 2:50 PM AKDT · 3299 days ago · 17 km deep · 28 km away
17. 1.619 km WSW of Dutch Harbor, AlaskaFri, Sep 22, 9:45 AM AKDT · 3298 days ago · 6 km deep · 8 km away
18. 1.718 km W of Dutch Harbor, AlaskaFri, Sep 22, 9:48 AM AKDT · 3298 days ago · 7 km deep · 10 km away
19. 1.874 km SSE of Akutan, AlaskaFri, Sep 22, 3:18 PM AKDT · 3298 days ago · 6 km deep · 95 km away
20. 1.980 km S of Unalaska, AlaskaSun, Sep 24, 3:10 AM AKDT · 3296 days ago · 26 km deep · 68 km away
21. 1.872 km SE of Unalaska, AlaskaTue, Sep 26, 5:57 PM AKDT · 3293 days ago · 20 km deep · 83 km away
22. 2.075 km SSE of Akutan, AlaskaThu, Sep 28, 7:56 PM AKDT · 3291 days ago · 42 km deep · 99 km away
23. 1.884 km SSW of Unalaska, AlaskaSat, Sep 30, 6:26 PM AKDT · 3289 days ago · 26 km deep · 71 km away
24. 1.677 km SE of Unalaska, AlaskaSun, Oct 1, 11:18 PM AKDT · 3288 days ago · 26 km deep · 86 km away
25. 1.553 km SSE of Unalaska, AlaskaMon, Oct 2, 4:24 AM AKDT · 3288 days ago · 45 km deep · 56 km away
26. 2.737 km S of Unalaska, AlaskaMon, Oct 2, 6:40 PM AKDT · 3287 days ago · 57 km deep · 33 km away
27. 2.684 km S of Unalaska, AlaskaTue, Oct 3, 1:26 AM AKDT · 3287 days ago · 29 km deep · 71 km away
28. 1.863 km SE of Unalaska, AlaskaTue, Oct 3, 5:55 AM AKDT · 3287 days ago · 24 km deep · 73 km away
29. 1.639 km SSE of Unalaska, AlaskaTue, Oct 3, 5:53 PM AKDT · 3286 days ago · 24 km deep · 42 km away
30. 1.749 km SSE of Akutan, AlaskaWed, Oct 4, 10:22 AM AKDT · 3286 days ago · 2 km deep · 81 km away
31. 2.645 km S of Akutan, AlaskaWed, Oct 4, 4:22 PM AKDT · 3286 days ago · 76 km deep · 63 km away
32. 2.290 km SE of Unalaska, AlaskaThu, Oct 5, 9:58 AM AKDT · 3285 days ago · 20 km deep · 96 km away
33. 2.1Fox Islands, Aleutian Islands, AlaskaSat, Oct 7, 5:19 AM AKDT · 3283 days ago · 76 km deep · 51 km away
34. 1.765 km SW of Unalaska, AlaskaMon, Oct 9, 2:41 PM AKDT · 3281 days ago · 14 km deep · 45 km away
35. 4.167 km SW of Unalaska, AlaskaMon, Oct 9, 2:52 PM AKDT · 3281 days ago · 96 km deep · 48 km away
36. 1.571 km SW of Unalaska, AlaskaTue, Oct 10, 8:23 PM AKDT · 3279 days ago · 13 km deep · 50 km away
37. 1.89 km SSE of Unalaska, AlaskaTue, Oct 10, 11:59 PM AKDT · 3279 days ago · 79 km deep · 22 km away
38. 2.160 km SW of Unalaska, AlaskaThu, Oct 12, 4:50 AM AKDT · 3278 days ago · 15 km deep · 39 km away
39. 2.118 km SE of Akutan, AlaskaThu, Oct 12, 8:18 AM AKDT · 3278 days ago · 77 km deep · 85 km away
40. 2.117 km E of Akutan, AlaskaSat, Oct 14, 12:47 PM AKDT · 3276 days ago · 80 km deep · 95 km away
41. 1.757 km SW of Unalaska, AlaskaSun, Oct 15, 6:45 AM AKDT · 3275 days ago · 17 km deep · 36 km away
42. 1.797 km ENE of Nikolski, AlaskaSun, Oct 15, 1:08 PM AKDT · 3275 days ago · 48 km deep · 79 km away
43. 1.677 km S of Unalaska, AlaskaMon, Oct 16, 10:48 AM AKDT · 3274 days ago · 22 km deep · 67 km away
44. 1.950 km SE of Unalaska, AlaskaTue, Oct 17, 5:42 AM AKDT · 3273 days ago · 26 km deep · 56 km away
45. 2.048 km SSE of Akutan, AlaskaWed, Oct 18, 10:33 PM AKDT · 3271 days ago · 57 km deep · 81 km away
46. 1.764 km SE of Unalaska, AlaskaThu, Oct 19, 6:08 AM AKDT · 3271 days ago · 7 km deep · 74 km away
47. 1.619 km SSE of Akutan, AlaskaThu, Oct 19, 5:39 PM AKDT · 3270 days ago · 66 km deep · 81 km away
48. 1.966 km SSE of Akutan, AlaskaFri, Oct 20, 1:39 PM AKDT · 3270 days ago · 24 km deep · 93 km away
49. 1.872 km SE of Unalaska, AlaskaFri, Oct 20, 4:33 PM AKDT · 3270 days ago · 21 km deep · 80 km away
50. 1.944 km SE of Unalaska, AlaskaFri, Oct 20, 8:50 PM AKDT · 3269 days ago · 51 km deep · 55 km away
51. 2.076 km SSE of Akutan, AlaskaSat, Oct 21, 6:00 AM AKDT · 3269 days ago · 22 km deep · 99 km away
52. 1.759 km SE of Unalaska, AlaskaSun, Oct 22, 7:53 AM AKDT · 3268 days ago · 39 km deep · 67 km away
53. 2.082 km SW of Unalaska, AlaskaSun, Oct 22, 7:54 PM AKDT · 3267 days ago · 75 km deep · 61 km away
54. 2.631 km ESE of Unalaska, AlaskaSun, Oct 22, 10:15 PM AKDT · 3267 days ago · 72 km deep · 45 km away
55. 1.837 km SE of Akutan, AlaskaMon, Oct 23, 6:48 AM AKDT · 3267 days ago · 67 km deep · 100 km away
56. 1.782 km SE of Unalaska, AlaskaMon, Oct 23, 10:43 PM AKDT · 3266 days ago · 18 km deep · 90 km away
57. 1.767 km SW of Unalaska, AlaskaTue, Oct 24, 3:49 AM AKDT · 3266 days ago · 15 km deep · 46 km away
58. 2.139 km SSW of Unalaska, AlaskaWed, Oct 25, 2:18 PM AKDT · 3265 days ago · 64 km deep · 29 km away
59. 1.752 km S of Unalaska, AlaskaThu, Oct 26, 12:04 AM AKDT · 3264 days ago · 24 km deep · 45 km away
60. 1.981 km SSW of Unalaska, AlaskaThu, Oct 26, 1:47 PM AKDT · 3264 days ago · 23 km deep · 67 km away

The first 60 of 84.

Before

1. 1.972 km SSW of Unalaska, AlaskaMon, Sep 11, 9:41 PM AKDT · 3308 days ago · 45 km deep · 60 km away
2. 3.382 km S of Unalaska, AlaskaMon, Sep 11, 9:17 PM AKDT · 3308 days ago · 26 km deep · 70 km away
3. 2.471 km SSW of Unalaska, AlaskaMon, Sep 11, 12:33 PM AKDT · 3309 days ago · 13 km deep · 55 km away
4. 1.643 km SE of Akutan, AlaskaMon, Sep 11, 2:27 AM AKDT · 3309 days ago · 54 km deep · 93 km away
5. 1.667 km WSW of Unalaska, AlaskaMon, Sep 11, 2:09 AM AKDT · 3309 days ago · 7 km deep · 46 km away
6. 1.835 km ESE of Unalaska, AlaskaSun, Sep 10, 9:19 PM AKDT · 3309 days ago · 69 km deep · 49 km away
7. 1.679 km SW of Unalaska, AlaskaSun, Sep 10, 5:06 AM AKDT · 3310 days ago · 13 km deep · 59 km away
8. 2.479 km S of Unalaska, AlaskaSun, Sep 10, 1:21 AM AKDT · 3310 days ago · 26 km deep · 67 km away
9. 1.868 km SE of Unalaska, AlaskaSun, Sep 10, 12:45 AM AKDT · 3310 days ago · 28 km deep · 77 km away
10. 1.772 km SSE of Unalaska, AlaskaSat, Sep 9, 10:44 AM AKDT · 3311 days ago · 21 km deep · 70 km away
11. 1.867 km SE of Unalaska, AlaskaThu, Sep 7, 3:14 PM AKDT · 3313 days ago · 25 km deep · 76 km away
12. 3.768 km SE of Unalaska, AlaskaThu, Sep 7, 7:42 AM AKDT · 3313 days ago · 41 km deep · 77 km away
13. 1.768 km SE of Unalaska, AlaskaThu, Sep 7, 7:14 AM AKDT · 3313 days ago · 31 km deep · 76 km away
14. 3.776 km SE of Unalaska, AlaskaThu, Sep 7, 7:01 AM AKDT · 3313 days ago · 38 km deep · 84 km away
15. 1.575 km SE of Unalaska, AlaskaWed, Sep 6, 8:29 PM AKDT · 3313 days ago · 26 km deep · 83 km away
16. 3.767 km SE of Unalaska, AlaskaWed, Sep 6, 7:46 PM AKDT · 3313 days ago · 26 km deep · 75 km away
17. 1.530 km S of Akutan, AlaskaWed, Sep 6, 1:16 AM AKDT · 3314 days ago · 77 km deep · 65 km away
18. 2.480 km SSW of Unalaska, AlaskaTue, Sep 5, 8:26 PM AKDT · 3314 days ago · 26 km deep · 66 km away
19. 1.674 km S of Unalaska, AlaskaTue, Sep 5, 11:37 AM AKDT · 3315 days ago · 23 km deep · 63 km away
20. 2.081 km S of Unalaska, AlaskaTue, Sep 5, 10:43 AM AKDT · 3315 days ago · 26 km deep · 70 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak017bpwr4ga (also filed as ak16821119). Read Sat, Oct 3, 2026, 12:15 PM UTC.