M1.5 earthquake 55 km SSW of Adak, Alaska

Magnitude

1.5 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Mon, Jul 31, 2017, 4:18 AM HADT

UTC

2017-07-31 13:18:30 UTC

Depth

34.1 km (21.2 mi), shallow

Epicenter

51.394° N, 176.861° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

16

After

1. 5.227 km ESE of Adak, AlaskaMon, Jul 31, 8:00 PM HADT · 3350 days ago · 61 km deep · 63 km away · felt by 2 · tsunami flag
2. 3.343 km SE of Adak, AlaskaMon, Jul 31, 8:02 PM HADT · 3350 days ago · 45 km deep · 54 km away
3. 1.638 km SE of Adak, AlaskaMon, Jul 31, 8:18 PM HADT · 3350 days ago · 45 km deep · 51 km away
4. 1.642 km SE of Adak, AlaskaMon, Jul 31, 9:31 PM HADT · 3350 days ago · 38 km deep · 52 km away
5. 1.775 km WSW of Adak, AlaskaTue, Aug 1, 1:02 AM HADT · 3350 days ago · 37 km deep · 52 km away
6. 1.998 km SW of Adak, AlaskaTue, Aug 1, 10:03 AM HADT · 3349 days ago · 22 km deep · 52 km away
7. 2.184 km WSW of Adak, AlaskaTue, Aug 1, 3:56 PM HADT · 3349 days ago · 13 km deep · 62 km away
8. 2.152 km SSW of Adak, AlaskaTue, Aug 1, 7:51 PM HADT · 3349 days ago · 54 km deep · 7 km away
9. 1.936 km SE of Adak, AlaskaWed, Aug 2, 6:29 PM HADT · 3348 days ago · 19 km deep · 44 km away
10. 2.745 km NE of Adak, AlaskaFri, Aug 4, 4:38 AM HADT · 3347 days ago · 180 km deep · 97 km away
11. 1.869 km SSW of Adak, AlaskaFri, Aug 4, 8:56 AM HADT · 3346 days ago · 21 km deep · 17 km away
12. 2.082 km SW of Adak, AlaskaFri, Aug 4, 10:56 AM HADT · 3346 days ago · 37 km deep · 39 km away
13. 1.816 km E of Adak, AlaskaFri, Aug 4, 10:45 PM HADT · 3346 days ago · 61 km deep · 63 km away
14. 1.674 km WSW of Adak, AlaskaSat, Aug 5, 1:08 PM HADT · 3345 days ago · 22 km deep · 52 km away
15. 1.841 km ENE of Adak, AlaskaSat, Aug 5, 4:48 PM HADT · 3345 days ago · 7 km deep · 86 km away
16. 1.5Andreanof Islands, Aleutian Islands, AlaskaSun, Aug 6, 5:34 PM HADT · 3344 days ago · 20 km deep · 60 km away
17. 1.764 km SSW of Adak, AlaskaSun, Aug 6, 11:28 PM HADT · 3344 days ago · 26 km deep · 13 km away
18. 1.660 km SE of Adak, AlaskaMon, Aug 7, 9:15 AM HADT · 3343 days ago · 23 km deep · 60 km away
19. 2.4108 km WSW of Adak, AlaskaMon, Aug 7, 4:43 PM HADT · 3343 days ago · 55 km deep · 83 km away
20. 1.962 km SW of Adak, AlaskaMon, Aug 7, 10:54 PM HADT · 3343 days ago · 47 km deep · 41 km away
21. 2.1Andreanof Islands, Aleutian Islands, AlaskaTue, Aug 8, 12:46 AM HADT · 3343 days ago · 41 km deep · 98 km away
22. 1.854 km SSE of Adak, AlaskaTue, Aug 8, 7:10 AM HADT · 3342 days ago · 24 km deep · 40 km away
23. 1.681 km WSW of Adak, AlaskaTue, Aug 8, 1:25 PM HADT · 3342 days ago · 25 km deep · 62 km away
24. 1.654 km SSE of Adak, AlaskaTue, Aug 8, 1:48 PM HADT · 3342 days ago · 30 km deep · 35 km away
25. 3.042 km S of Adak, AlaskaTue, Aug 8, 1:50 PM HADT · 3342 days ago · 40 km deep · 26 km away
26. 1.679 km WSW of Adak, AlaskaTue, Aug 8, 2:44 PM HADT · 3342 days ago · 25 km deep · 62 km away
27. 1.8124 km SW of Adak, AlaskaTue, Aug 8, 7:41 PM HADT · 3342 days ago · 26 km deep · 84 km away
28. 1.884 km WSW of Adak, AlaskaWed, Aug 9, 3:00 AM HADT · 3342 days ago · 13 km deep · 61 km away
29. 1.9115 km SW of Adak, AlaskaWed, Aug 9, 7:04 AM HADT · 3341 days ago · 39 km deep · 76 km away
30. 1.781 km SSE of Adak, AlaskaWed, Aug 9, 12:01 PM HADT · 3341 days ago · 35 km deep · 49 km away
31. 1.5Andreanof Islands, Aleutian Islands, AlaskaWed, Aug 9, 12:03 PM HADT · 3341 days ago · 22 km deep · 36 km away
32. 2.337 km SW of Adak, AlaskaWed, Aug 9, 1:05 PM HADT · 3341 days ago · 58 km deep · 32 km away
33. 1.5121 km SW of Adak, AlaskaWed, Aug 9, 4:44 PM HADT · 3341 days ago · 3 km deep · 84 km away
34. 1.738 km SSE of Adak, AlaskaWed, Aug 9, 8:32 PM HADT · 3341 days ago · 45 km deep · 38 km away
35. 1.6116 km WSW of Adak, AlaskaWed, Aug 9, 9:43 PM HADT · 3341 days ago · 82 km deep · 98 km away
36. 1.6Andreanof Islands, Aleutian Islands, AlaskaThu, Aug 10, 4:50 AM HADT · 3341 days ago · 61 km deep · 40 km away
37. 1.583 km WSW of Adak, AlaskaThu, Aug 10, 5:59 AM HADT · 3340 days ago · 24 km deep · 63 km away
38. 1.5100 km SW of Adak, AlaskaFri, Aug 11, 3:34 AM HADT · 3340 days ago · 17 km deep · 60 km away
39. 1.5118 km WSW of Adak, AlaskaFri, Aug 11, 8:01 AM HADT · 3339 days ago · 19 km deep · 92 km away
40. 1.680 km WSW of Adak, AlaskaFri, Aug 11, 10:35 AM HADT · 3339 days ago · 16 km deep · 60 km away
41. 1.780 km SW of Adak, AlaskaFri, Aug 11, 11:45 AM HADT · 3339 days ago · 38 km deep · 41 km away
42. 1.959 km ESE of Adak, AlaskaFri, Aug 11, 10:04 PM HADT · 3339 days ago · 54 km deep · 81 km away
43. 1.866 km SSW of Adak, AlaskaFri, Aug 11, 10:48 PM HADT · 3339 days ago · 42 km deep · 20 km away
44. 2.1119 km SW of Adak, AlaskaSat, Aug 12, 12:18 AM HADT · 3339 days ago · 19 km deep · 80 km away
45. 1.597 km WSW of Adak, AlaskaSat, Aug 12, 2:00 AM HADT · 3339 days ago · 15 km deep · 73 km away
46. 1.9111 km SW of Adak, AlaskaSat, Aug 12, 6:00 AM HADT · 3338 days ago · 37 km deep · 72 km away
47. 1.5103 km WSW of Adak, AlaskaSat, Aug 12, 7:56 AM HADT · 3338 days ago · 59 km deep · 71 km away
48. 2.223 km SSE of Adak, AlaskaSat, Aug 12, 5:07 PM HADT · 3338 days ago · 59 km deep · 37 km away
49. 1.847 km SE of Adak, AlaskaSat, Aug 12, 7:30 PM HADT · 3338 days ago · 47 km deep · 47 km away
50. 4.67 km W of Adak, AlaskaSun, Aug 13, 2:24 PM HADT · 3337 days ago · 78 km deep · 55 km away
51. 2.788 km SW of Adak, AlaskaMon, Aug 14, 2:24 AM HADT · 3337 days ago · 38 km deep · 58 km away
52. 2.266 km SSE of Adak, AlaskaMon, Aug 14, 7:06 AM HADT · 3336 days ago · 25 km deep · 52 km away
53. 1.864 km SSW of Adak, AlaskaMon, Aug 14, 9:27 AM HADT · 3336 days ago · 36 km deep · 12 km away
54. 2.316 km SSW of Adak, AlaskaWed, Aug 16, 7:22 AM HADT · 3334 days ago · 68 km deep · 40 km away
55. 1.843 km S of Adak, AlaskaWed, Aug 16, 10:06 AM HADT · 3334 days ago · 24 km deep · 20 km away
56. 1.610 km WSW of Adak, AlaskaWed, Aug 16, 2:07 PM HADT · 3334 days ago · 64 km deep · 51 km away
57. 2.1111 km SW of Adak, AlaskaThu, Aug 17, 1:27 AM HADT · 3334 days ago · 39 km deep · 73 km away
58. 2.3114 km WSW of Adak, AlaskaThu, Aug 17, 10:34 AM HADT · 3333 days ago · 12 km deep · 96 km away
59. 1.765 km SW of Adak, AlaskaThu, Aug 17, 3:21 PM HADT · 3333 days ago · 43 km deep · 23 km away
60. 2.7117 km WSW of Adak, AlaskaFri, Aug 18, 12:50 AM HADT · 3333 days ago · 10 km deep · 93 km away

The first 60 of 157.

Before

1. 1.984 km WSW of Adak, AlaskaSun, Jul 30, 6:50 PM HADT · 3351 days ago · 13 km deep · 60 km away
2. 1.678 km W of Adak, AlaskaSun, Jul 30, 5:51 PM HADT · 3351 days ago · 75 km deep · 76 km away
3. 1.869 km WSW of Adak, AlaskaSun, Jul 30, 1:48 PM HADT · 3351 days ago · 33 km deep · 48 km away
4. 1.6105 km WSW of Adak, AlaskaSat, Jul 29, 6:30 PM HADT · 3352 days ago · 22 km deep · 90 km away
5. 2.435 km ESE of Adak, AlaskaSat, Jul 29, 11:23 AM HADT · 3352 days ago · 59 km deep · 60 km away
6. 2.022 km WNW of Adak, AlaskaFri, Jul 28, 9:14 PM HADT · 3353 days ago · 84 km deep · 63 km away
7. 1.940 km SSE of Adak, AlaskaFri, Jul 28, 1:28 PM HADT · 3353 days ago · 22 km deep · 40 km away
8. 2.253 km S of Adak, AlaskaFri, Jul 28, 1:27 AM HADT · 3354 days ago · 23 km deep · 16 km away
9. 1.9100 km WSW of Adak, AlaskaThu, Jul 27, 9:57 PM HADT · 3354 days ago · 64 km deep · 82 km away
10. 2.6124 km SW of Adak, AlaskaThu, Jul 27, 6:18 PM HADT · 3354 days ago · 26 km deep · 86 km away
11. 1.538 km ESE of Adak, AlaskaThu, Jul 27, 1:17 PM HADT · 3354 days ago · 61 km deep · 60 km away
12. 1.653 km SSE of Adak, AlaskaWed, Jul 26, 11:37 PM HADT · 3355 days ago · 19 km deep · 34 km away
13. 1.6124 km WSW of Adak, AlaskaWed, Jul 26, 6:03 PM HADT · 3355 days ago · 19 km deep · 98 km away
14. 1.6122 km WSW of Adak, AlaskaWed, Jul 26, 5:43 PM HADT · 3355 days ago · 13 km deep · 99 km away
15. 1.958 km SSE of Adak, AlaskaWed, Jul 26, 12:51 PM HADT · 3355 days ago · 21 km deep · 48 km away
16. 1.956 km SE of Adak, AlaskaWed, Jul 26, 12:48 PM HADT · 3355 days ago · 22 km deep · 51 km away
17. 1.549 km SW of Adak, AlaskaWed, Jul 26, 12:48 PM HADT · 3355 days ago · 40 km deep · 24 km away
18. 1.567 km SSE of Adak, AlaskaWed, Jul 26, 11:04 AM HADT · 3355 days ago · 19 km deep · 32 km away
19. 1.6110 km SW of Adak, AlaskaWed, Jul 26, 12:41 AM HADT · 3356 days ago · 23 km deep · 73 km away
20. 2.990 km SSE of Adak, AlaskaMon, Jul 24, 6:12 AM HADT · 3357 days ago · 26 km deep · 53 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0179qts4tw (also filed as ak16591958). Read Sat, Oct 3, 2026, 1:46 AM UTC.