M1.7 earthquake 113 km WSW of Adak, Alaska

Magnitude

1.7 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Tue, Aug 20, 2019, 9:06 PM HADT

UTC

2019-08-21 06:06:28 UTC

Depth

27.6 km (17.1 mi), shallow

Epicenter

51.551° N, 178.191° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

24

After

1. 1.672 km SW of Adak, AlaskaTue, Aug 20, 9:07 PM HADT · 2599 days ago · 44 km deep · 53 km away
2. 3.3156 km W of Adak, AlaskaTue, Aug 20, 11:15 PM HADT · 2599 days ago · 249 km deep · 68 km away
3. 1.9Andreanof Islands, Aleutian Islands, AlaskaWed, Aug 21, 7:42 AM HADT · 2598 days ago · 13 km deep · 20 km away
4. 1.7131 km SW of Adak, AlaskaWed, Aug 21, 10:58 AM HADT · 2598 days ago · 26 km deep · 40 km away
5. 1.7166 km WSW of Adak, AlaskaWed, Aug 21, 1:13 PM HADT · 2598 days ago · 20 km deep · 57 km away
6. 1.9109 km SW of Adak, AlaskaWed, Aug 21, 4:27 PM HADT · 2598 days ago · 27 km deep · 47 km away
7. 1.6105 km SW of Adak, AlaskaThu, Aug 22, 7:44 PM HADT · 2597 days ago · 36 km deep · 66 km away
8. 1.5210 km WSW of Adak, AlaskaThu, Aug 22, 11:54 PM HADT · 2597 days ago · 20 km deep · 97 km away
9. 2.275 km SW of Adak, AlaskaFri, Aug 23, 9:58 AM HADT · 2596 days ago · 33 km deep · 46 km away
10. 1.869 km SSW of Adak, AlaskaFri, Aug 23, 2:04 PM HADT · 2596 days ago · 29 km deep · 81 km away
11. 1.8178 km WSW of Adak, AlaskaFri, Aug 23, 9:30 PM HADT · 2596 days ago · 24 km deep · 68 km away
12. 1.7180 km WSW of Adak, AlaskaFri, Aug 23, 10:03 PM HADT · 2596 days ago · 25 km deep · 69 km away
13. 1.5131 km WSW of Adak, AlaskaSat, Aug 24, 4:33 AM HADT · 2595 days ago · 27 km deep · 34 km away
14. 1.9111 km WSW of Adak, AlaskaSat, Aug 24, 11:38 AM HADT · 2595 days ago · 10 km deep · 5 km away
15. 1.5165 km WSW of Adak, AlaskaSat, Aug 24, 2:46 PM HADT · 2595 days ago · 24 km deep · 52 km away
16. 1.9127 km SW of Adak, AlaskaSun, Aug 25, 9:55 AM HADT · 2594 days ago · 28 km deep · 42 km away
17. 1.679 km WSW of Adak, AlaskaSun, Aug 25, 11:18 PM HADT · 2594 days ago · 77 km deep · 34 km away
18. 4.4Andreanof Islands, Aleutian Islands, AlaskaMon, Aug 26, 5:05 AM HADT · 2593 days ago · 34 km deep · 72 km away
19. 2.4177 km WSW of Adak, AlaskaMon, Aug 26, 5:07 AM HADT · 2593 days ago · 27 km deep · 67 km away
20. 4.0192 km WSW of Adak, AlaskaMon, Aug 26, 5:41 AM HADT · 2593 days ago · 69 km deep · 80 km away
21. 1.9133 km SW of Adak, AlaskaMon, Aug 26, 9:29 AM HADT · 2593 days ago · 26 km deep · 45 km away
22. 3.1178 km WSW of Adak, AlaskaMon, Aug 26, 9:57 AM HADT · 2593 days ago · 31 km deep · 68 km away
23. 1.5113 km WSW of Adak, AlaskaMon, Aug 26, 3:26 PM HADT · 2593 days ago · 13 km deep · 9 km away
24. 2.6133 km SW of Adak, AlaskaMon, Aug 26, 3:51 PM HADT · 2593 days ago · 29 km deep · 48 km away
25. 2.0191 km WSW of Adak, AlaskaTue, Aug 27, 5:32 AM HADT · 2592 days ago · 68 km deep · 81 km away
26. 1.662 km SW of Adak, AlaskaTue, Aug 27, 6:29 AM HADT · 2592 days ago · 43 km deep · 68 km away
27. 2.0165 km W of Adak, AlaskaThu, Aug 29, 9:20 AM HADT · 2590 days ago · 8 km deep · 62 km away
28. 1.569 km SSW of Adak, AlaskaThu, Aug 29, 11:20 AM HADT · 2590 days ago · 26 km deep · 87 km away
29. 2.5136 km SSW of Adak, AlaskaThu, Aug 29, 11:58 AM HADT · 2590 days ago · 10 km deep · 90 km away
30. 2.6136 km SSW of Adak, AlaskaThu, Aug 29, 11:59 AM HADT · 2590 days ago · 10 km deep · 85 km away
31. 2.1169 km WSW of Adak, AlaskaThu, Aug 29, 12:41 PM HADT · 2590 days ago · 12 km deep · 55 km away
32. 1.9125 km SW of Adak, AlaskaFri, Aug 30, 11:15 AM HADT · 2589 days ago · 40 km deep · 77 km away
33. 1.8185 km WSW of Adak, AlaskaMon, Sep 2, 9:21 PM HADT · 2586 days ago · 14 km deep · 72 km away
34. 1.6151 km SW of Adak, AlaskaTue, Sep 3, 8:04 AM HADT · 2585 days ago · 26 km deep · 62 km away
35. 2.0135 km WSW of Adak, AlaskaTue, Sep 3, 1:53 PM HADT · 2585 days ago · 23 km deep · 34 km away
36. 1.9131 km WSW of Adak, AlaskaTue, Sep 3, 5:01 PM HADT · 2585 days ago · 26 km deep · 29 km away
37. 2.2142 km WSW of Adak, AlaskaTue, Sep 3, 7:50 PM HADT · 2585 days ago · 26 km deep · 37 km away
38. 1.7143 km WSW of Adak, AlaskaWed, Sep 4, 12:10 AM HADT · 2585 days ago · 26 km deep · 39 km away
39. 1.7128 km W of Adak, AlaskaWed, Sep 4, 3:43 AM HADT · 2584 days ago · 13 km deep · 27 km away
40. 1.8115 km W of Adak, AlaskaWed, Sep 4, 6:57 AM HADT · 2584 days ago · 70 km deep · 18 km away
41. 2.156 km SSW of Adak, AlaskaWed, Sep 4, 11:59 AM HADT · 2584 days ago · 45 km deep · 98 km away
42. 3.7133 km WSW of Adak, AlaskaWed, Sep 4, 1:57 PM HADT · 2584 days ago · 33 km deep · 31 km away
43. 3.0138 km WSW of Adak, AlaskaWed, Sep 4, 2:05 PM HADT · 2584 days ago · 33 km deep · 40 km away
44. 1.5126 km W of Adak, AlaskaWed, Sep 4, 4:06 PM HADT · 2584 days ago · 13 km deep · 22 km away
45. 1.5125 km WSW of Adak, AlaskaWed, Sep 4, 9:25 PM HADT · 2584 days ago · 7 km deep · 15 km away
46. 1.6Andreanof Islands, Aleutian Islands, AlaskaThu, Sep 5, 12:17 AM HADT · 2584 days ago · 23 km deep · 34 km away
47. 1.6102 km SW of Adak, AlaskaThu, Sep 5, 6:40 AM HADT · 2583 days ago · 47 km deep · 39 km away
48. 2.0113 km W of Adak, AlaskaThu, Sep 5, 1:06 PM HADT · 2583 days ago · 181 km deep · 52 km away
49. 3.7153 km WSW of Adak, AlaskaThu, Sep 5, 10:43 PM HADT · 2583 days ago · 18 km deep · 40 km away
50. 1.5126 km SW of Adak, AlaskaFri, Sep 6, 1:13 AM HADT · 2582 days ago · 13 km deep · 47 km away
51. 1.7174 km WSW of Adak, AlaskaFri, Sep 6, 1:34 AM HADT · 2582 days ago · 14 km deep · 65 km away
52. 1.9196 km WSW of Adak, AlaskaSat, Sep 7, 4:25 AM HADT · 2581 days ago · 26 km deep · 83 km away
53. 1.9117 km WSW of Adak, AlaskaSat, Sep 7, 4:36 AM HADT · 2581 days ago · 26 km deep · 19 km away
54. 2.9133 km SW of Adak, AlaskaSat, Sep 7, 1:37 PM HADT · 2581 days ago · 26 km deep · 39 km away
55. 1.736 km SW of Adak, AlaskaSat, Sep 7, 7:23 PM HADT · 2581 days ago · 64 km deep · 80 km away
56. 1.8112 km SW of Adak, AlaskaSun, Sep 8, 10:38 AM HADT · 2580 days ago · 25 km deep · 61 km away
57. 2.0129 km SW of Adak, AlaskaSun, Sep 8, 10:43 AM HADT · 2580 days ago · 21 km deep · 44 km away
58. 1.7144 km SW of Adak, AlaskaSun, Sep 8, 10:48 AM HADT · 2580 days ago · 26 km deep · 50 km away
59. 1.6Andreanof Islands, Aleutian Islands, AlaskaSun, Sep 8, 1:24 PM HADT · 2580 days ago · 21 km deep · 40 km away
60. 1.6132 km SW of Adak, AlaskaSun, Sep 8, 3:13 PM HADT · 2580 days ago · 21 km deep · 42 km away

The first 60 of at least 201.

Before

1. 2.0144 km WSW of Adak, AlaskaTue, Aug 20, 6:08 PM HADT · 2599 days ago · 27 km deep · 33 km away
2. 3.151 km WSW of Adak, AlaskaMon, Aug 19, 5:43 PM HADT · 2600 days ago · 86 km deep · 62 km away
3. 2.3143 km WSW of Adak, AlaskaMon, Aug 19, 4:14 PM HADT · 2600 days ago · 46 km deep · 35 km away
4. 1.6Andreanof Islands, Aleutian Islands, AlaskaMon, Aug 19, 12:12 PM HADT · 2600 days ago · 14 km deep · 26 km away
5. 1.8165 km W of Adak, AlaskaSun, Aug 18, 2:01 PM HADT · 2601 days ago · 7 km deep · 61 km away
6. 2.092 km WSW of Adak, AlaskaSun, Aug 18, 12:26 PM HADT · 2601 days ago · 28 km deep · 33 km away
7. 2.3146 km WSW of Adak, AlaskaSun, Aug 18, 8:58 AM HADT · 2601 days ago · 83 km deep · 38 km away
8. 3.172 km W of Adak, AlaskaFri, Aug 16, 9:24 AM HADT · 2603 days ago · 21 km deep · 43 km away
9. 1.990 km SW of Adak, AlaskaThu, Aug 15, 2:56 PM HADT · 2604 days ago · 56 km deep · 68 km away
10. 3.9Andreanof Islands, Aleutian Islands, AlaskaThu, Aug 15, 8:52 AM HADT · 2604 days ago · 35 km deep · 31 km away
11. 2.1104 km SW of Adak, AlaskaWed, Aug 14, 6:42 PM HADT · 2605 days ago · 44 km deep · 60 km away
12. 2.0105 km SW of Adak, AlaskaWed, Aug 14, 2:33 AM HADT · 2605 days ago · 27 km deep · 32 km away
13. 1.978 km WSW of Adak, AlaskaTue, Aug 13, 8:59 PM HADT · 2606 days ago · 13 km deep · 39 km away
14. 1.7145 km W of Adak, AlaskaTue, Aug 13, 6:15 PM HADT · 2606 days ago · 10 km deep · 37 km away
15. 1.5124 km WSW of Adak, AlaskaTue, Aug 13, 2:58 PM HADT · 2606 days ago · 22 km deep · 16 km away
16. 1.5196 km WSW of Adak, AlaskaTue, Aug 13, 2:04 AM HADT · 2606 days ago · 66 km deep · 85 km away
17. 1.654 km W of Adak, AlaskaTue, Aug 13, 1:39 AM HADT · 2606 days ago · 21 km deep · 65 km away
18. 1.9205 km W of Adak, AlaskaTue, Aug 13, 12:45 AM HADT · 2606 days ago · 79 km deep · 96 km away
19. 1.854 km W of Adak, AlaskaTue, Aug 13, 12:23 AM HADT · 2607 days ago · 22 km deep · 64 km away
20. 1.6143 km WSW of Adak, AlaskaMon, Aug 12, 4:02 PM HADT · 2607 days ago · 26 km deep · 40 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak019apftt7z. Read Thu, Oct 1, 2026, 8:53 PM UTC.