M1.8 earthquake 54 km W of Adak, Alaska

Magnitude

1.8 (ML, local (Richter)), micro

Magnitude from

AV

Local time

Tue, Aug 13, 2019, 12:23 AM HADT

UTC

2019-08-13 09:23:40 UTC

Depth

22.3 km (13.8 mi), shallow

Epicenter

51.886° N, 177.429° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.0 km horizontally, 0.8 km in depth

Magnitude uncertainty

±0.23

Depth from

From location

Station coverage gap

163°

Stations used

10

After

1. 1.654 km W of Adak, AlaskaTue, Aug 13, 1:39 AM HADT · 2606 days ago · 21 km deep · 1 km away
2. 1.638 km NNW of Adak, AlaskaTue, Aug 13, 3:09 AM HADT · 2606 days ago · 149 km deep · 52 km away
3. 2.019 km SSE of Adak, AlaskaTue, Aug 13, 7:21 AM HADT · 2606 days ago · 71 km deep · 66 km away
4. 1.5124 km WSW of Adak, AlaskaTue, Aug 13, 2:58 PM HADT · 2606 days ago · 22 km deep · 78 km away
5. 1.7145 km W of Adak, AlaskaTue, Aug 13, 6:15 PM HADT · 2606 days ago · 10 km deep · 92 km away
6. 1.978 km WSW of Adak, AlaskaTue, Aug 13, 8:59 PM HADT · 2606 days ago · 13 km deep · 41 km away
7. 2.0105 km SW of Adak, AlaskaWed, Aug 14, 2:33 AM HADT · 2605 days ago · 27 km deep · 69 km away
8. 2.1104 km SW of Adak, AlaskaWed, Aug 14, 6:42 PM HADT · 2605 days ago · 44 km deep · 82 km away
9. 3.9Andreanof Islands, Aleutian Islands, AlaskaThu, Aug 15, 8:52 AM HADT · 2604 days ago · 35 km deep · 80 km away
10. 1.990 km SW of Adak, AlaskaThu, Aug 15, 2:56 PM HADT · 2604 days ago · 56 km deep · 76 km away
11. 3.172 km W of Adak, AlaskaFri, Aug 16, 9:24 AM HADT · 2603 days ago · 21 km deep · 21 km away
12. 2.3146 km WSW of Adak, AlaskaSun, Aug 18, 8:58 AM HADT · 2601 days ago · 83 km deep · 94 km away
13. 1.846 km SE of Adak, AlaskaSun, Aug 18, 10:23 AM HADT · 2601 days ago · 44 km deep · 96 km away
14. 2.092 km WSW of Adak, AlaskaSun, Aug 18, 12:26 PM HADT · 2601 days ago · 28 km deep · 57 km away
15. 1.942 km NNW of Adak, AlaskaSun, Aug 18, 1:33 PM HADT · 2601 days ago · 131 km deep · 57 km away
16. 3.176 km S of Adak, AlaskaMon, Aug 19, 6:28 AM HADT · 2600 days ago · 21 km deep · 93 km away
17. 1.6Andreanof Islands, Aleutian Islands, AlaskaMon, Aug 19, 12:12 PM HADT · 2600 days ago · 14 km deep · 80 km away
18. 2.3143 km WSW of Adak, AlaskaMon, Aug 19, 4:14 PM HADT · 2600 days ago · 46 km deep · 98 km away
19. 3.151 km WSW of Adak, AlaskaMon, Aug 19, 5:43 PM HADT · 2600 days ago · 86 km deep · 24 km away
20. 1.834 km SSE of Adak, AlaskaMon, Aug 19, 9:10 PM HADT · 2600 days ago · 50 km deep · 80 km away
21. 1.847 km S of Adak, AlaskaTue, Aug 20, 3:15 PM HADT · 2599 days ago · 49 km deep · 73 km away
22. 2.0144 km WSW of Adak, AlaskaTue, Aug 20, 6:08 PM HADT · 2599 days ago · 27 km deep · 97 km away
23. 1.7113 km WSW of Adak, AlaskaTue, Aug 20, 9:06 PM HADT · 2599 days ago · 28 km deep · 64 km away
24. 1.672 km SW of Adak, AlaskaTue, Aug 20, 9:07 PM HADT · 2599 days ago · 44 km deep · 47 km away
25. 1.9Andreanof Islands, Aleutian Islands, AlaskaWed, Aug 21, 7:42 AM HADT · 2598 days ago · 13 km deep · 78 km away
26. 1.7131 km SW of Adak, AlaskaWed, Aug 21, 10:58 AM HADT · 2598 days ago · 26 km deep · 93 km away
27. 1.9109 km SW of Adak, AlaskaWed, Aug 21, 4:27 PM HADT · 2598 days ago · 27 km deep · 80 km away
28. 1.6105 km SW of Adak, AlaskaThu, Aug 22, 7:44 PM HADT · 2597 days ago · 36 km deep · 86 km away
29. 2.275 km SW of Adak, AlaskaFri, Aug 23, 9:58 AM HADT · 2596 days ago · 33 km deep · 44 km away
30. 1.869 km SSW of Adak, AlaskaFri, Aug 23, 2:04 PM HADT · 2596 days ago · 29 km deep · 68 km away
31. 1.5131 km WSW of Adak, AlaskaSat, Aug 24, 4:33 AM HADT · 2595 days ago · 27 km deep · 91 km away
32. 1.9111 km WSW of Adak, AlaskaSat, Aug 24, 11:38 AM HADT · 2595 days ago · 10 km deep · 63 km away
33. 1.9127 km SW of Adak, AlaskaSun, Aug 25, 9:55 AM HADT · 2594 days ago · 28 km deep · 91 km away
34. 1.655 km SSE of Adak, AlaskaSun, Aug 25, 9:32 PM HADT · 2594 days ago · 23 km deep · 94 km away
35. 1.679 km WSW of Adak, AlaskaSun, Aug 25, 11:18 PM HADT · 2594 days ago · 77 km deep · 33 km away
36. 1.9133 km SW of Adak, AlaskaMon, Aug 26, 9:29 AM HADT · 2593 days ago · 26 km deep · 96 km away
37. 1.5113 km WSW of Adak, AlaskaMon, Aug 26, 3:26 PM HADT · 2593 days ago · 13 km deep · 67 km away
38. 2.6133 km SW of Adak, AlaskaMon, Aug 26, 3:51 PM HADT · 2593 days ago · 29 km deep · 98 km away
39. 1.633 km S of Adak, AlaskaTue, Aug 27, 6:19 AM HADT · 2592 days ago · 39 km deep · 63 km away
40. 1.662 km SW of Adak, AlaskaTue, Aug 27, 6:29 AM HADT · 2592 days ago · 43 km deep · 51 km away
41. 1.569 km SSW of Adak, AlaskaThu, Aug 29, 11:20 AM HADT · 2590 days ago · 26 km deep · 72 km away
42. 3.551 km S of Adak, AlaskaThu, Aug 29, 1:16 PM HADT · 2590 days ago · 45 km deep · 72 km away · felt by 1
43. 2.447 km S of Adak, AlaskaThu, Aug 29, 1:58 PM HADT · 2590 days ago · 35 km deep · 68 km away
44. 1.753 km SSE of Adak, AlaskaThu, Aug 29, 7:38 PM HADT · 2590 days ago · 28 km deep · 85 km away
45. 2.0135 km WSW of Adak, AlaskaTue, Sep 3, 1:53 PM HADT · 2585 days ago · 23 km deep · 93 km away
46. 1.9131 km WSW of Adak, AlaskaTue, Sep 3, 5:01 PM HADT · 2585 days ago · 26 km deep · 88 km away
47. 2.2142 km WSW of Adak, AlaskaTue, Sep 3, 7:50 PM HADT · 2585 days ago · 26 km deep · 99 km away
48. 1.7143 km WSW of Adak, AlaskaWed, Sep 4, 12:10 AM HADT · 2585 days ago · 26 km deep · 100 km away
49. 1.7128 km W of Adak, AlaskaWed, Sep 4, 3:43 AM HADT · 2584 days ago · 13 km deep · 75 km away
50. 1.8115 km W of Adak, AlaskaWed, Sep 4, 6:57 AM HADT · 2584 days ago · 70 km deep · 63 km away
51. 2.156 km SSW of Adak, AlaskaWed, Sep 4, 11:59 AM HADT · 2584 days ago · 45 km deep · 71 km away
52. 3.7133 km WSW of Adak, AlaskaWed, Sep 4, 1:57 PM HADT · 2584 days ago · 33 km deep · 91 km away
53. 3.0138 km WSW of Adak, AlaskaWed, Sep 4, 2:05 PM HADT · 2584 days ago · 33 km deep · 98 km away
54. 1.5126 km W of Adak, AlaskaWed, Sep 4, 4:06 PM HADT · 2584 days ago · 13 km deep · 74 km away
55. 1.5125 km WSW of Adak, AlaskaWed, Sep 4, 9:25 PM HADT · 2584 days ago · 7 km deep · 75 km away
56. 1.633 km E of Adak, AlaskaWed, Sep 4, 11:32 PM HADT · 2584 days ago · 69 km deep · 88 km away
57. 1.6Andreanof Islands, Aleutian Islands, AlaskaThu, Sep 5, 12:17 AM HADT · 2584 days ago · 23 km deep · 96 km away
58. 1.6102 km SW of Adak, AlaskaThu, Sep 5, 6:40 AM HADT · 2583 days ago · 47 km deep · 70 km away
59. 2.0113 km W of Adak, AlaskaThu, Sep 5, 1:06 PM HADT · 2583 days ago · 181 km deep · 59 km away
60. 1.611 km NE of Adak, AlaskaThu, Sep 5, 1:19 PM HADT · 2583 days ago · 104 km deep · 63 km away

The first 60 of 198.

Before

1. 1.6129 km SW of Adak, AlaskaMon, Aug 12, 10:50 AM HADT · 2607 days ago · 21 km deep · 95 km away
2. 1.656 km SSE of Adak, AlaskaMon, Aug 12, 7:20 AM HADT · 2607 days ago · 25 km deep · 95 km away
3. 1.6140 km WSW of Adak, AlaskaSun, Aug 11, 9:07 PM HADT · 2608 days ago · 5 km deep · 89 km away
4. 2.6126 km WSW of Adak, AlaskaSun, Aug 11, 8:25 PM HADT · 2608 days ago · 10 km deep · 77 km away
5. 2.6125 km WSW of Adak, AlaskaSun, Aug 11, 7:46 PM HADT · 2608 days ago · 33 km deep · 84 km away
6. 2.3Andreanof Islands, Aleutian Islands, AlaskaSat, Aug 10, 7:09 AM HADT · 2609 days ago · 92 km deep · 18 km away
7. 1.696 km WSW of Adak, AlaskaFri, Aug 9, 10:45 PM HADT · 2610 days ago · 26 km deep · 56 km away
8. 1.598 km WSW of Adak, AlaskaFri, Aug 9, 6:39 PM HADT · 2610 days ago · 47 km deep · 56 km away
9. 2.056 km S of Adak, AlaskaThu, Aug 8, 9:57 PM HADT · 2611 days ago · 35 km deep · 85 km away
10. 1.569 km SW of Adak, AlaskaThu, Aug 8, 7:49 PM HADT · 2611 days ago · 55 km deep · 42 km away
11. 1.641 km SSE of Adak, AlaskaThu, Aug 8, 4:47 PM HADT · 2611 days ago · 32 km deep · 82 km away
12. 1.745 km ESE of Adak, AlaskaThu, Aug 8, 4:42 PM HADT · 2611 days ago · 53 km deep · 97 km away
13. 1.6126 km WSW of Adak, AlaskaThu, Aug 8, 4:16 PM HADT · 2611 days ago · 11 km deep · 75 km away
14. 1.5141 km WSW of Adak, AlaskaWed, Aug 7, 11:44 PM HADT · 2612 days ago · 27 km deep · 88 km away
15. 1.6129 km SW of Adak, AlaskaWed, Aug 7, 10:12 PM HADT · 2612 days ago · 21 km deep · 93 km away
16. 2.0118 km SW of Adak, AlaskaWed, Aug 7, 3:49 AM HADT · 2612 days ago · 26 km deep · 83 km away
17. 1.597 km WSW of Adak, AlaskaTue, Aug 6, 11:12 PM HADT · 2613 days ago · 96 km deep · 46 km away
18. 1.7102 km SW of Adak, AlaskaTue, Aug 6, 9:37 PM HADT · 2613 days ago · 26 km deep · 69 km away
19. 1.990 km WSW of Adak, AlaskaMon, Aug 5, 6:16 PM HADT · 2614 days ago · 32 km deep · 51 km away
20. 1.772 km WSW of Adak, AlaskaMon, Aug 5, 10:52 AM HADT · 2614 days ago · 40 km deep · 41 km away

From the USGS Earthquake Hazards Program and its partner networks, event av62067766. Read Thu, Oct 1, 2026, 8:51 PM UTC.