M1.8 earthquake 56 km SSW of Adak, Alaska

Magnitude

1.8 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Tue, Oct 1, 2019, 12:21 PM HADT

UTC

2019-10-01 21:21:20 UTC

Depth

51.1 km (31.8 mi), shallow

Epicenter

51.380° N, 176.818° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

25

After

1. 2.7131 km WSW of Adak, AlaskaWed, Oct 2, 1:50 AM HADT · 2556 days ago · 29 km deep · 100 km away
2. 1.857 km ESE of Adak, AlaskaWed, Oct 2, 3:19 AM HADT · 2556 days ago · 43 km deep · 73 km away
3. 1.860 km SE of Adak, AlaskaWed, Oct 2, 5:44 AM HADT · 2556 days ago · 32 km deep · 49 km away
4. 1.648 km S of Adak, AlaskaWed, Oct 2, 10:19 AM HADT · 2556 days ago · 26 km deep · 10 km away
5. 1.690 km SW of Adak, AlaskaWed, Oct 2, 11:54 AM HADT · 2556 days ago · 44 km deep · 58 km away
6. 1.5Andreanof Islands, Aleutian Islands, AlaskaWed, Oct 2, 5:23 PM HADT · 2556 days ago · 89 km deep · 76 km away
7. 1.7133 km SW of Adak, AlaskaThu, Oct 3, 1:09 AM HADT · 2555 days ago · 26 km deep · 98 km away
8. 2.4113 km SW of Adak, AlaskaThu, Oct 3, 1:52 AM HADT · 2555 days ago · 20 km deep · 73 km away
9. 2.1104 km SW of Adak, AlaskaFri, Oct 4, 1:27 PM HADT · 2554 days ago · 33 km deep · 61 km away
10. 2.571 km SE of Adak, AlaskaSat, Oct 5, 11:22 AM HADT · 2553 days ago · 35 km deep · 70 km away
11. 1.680 km WSW of Adak, AlaskaSat, Oct 5, 1:05 PM HADT · 2553 days ago · 54 km deep · 57 km away
12. 1.559 km SE of Adak, AlaskaSat, Oct 5, 1:27 PM HADT · 2553 days ago · 44 km deep · 52 km away
13. 1.690 km S of Adak, AlaskaSat, Oct 5, 4:59 PM HADT · 2553 days ago · 37 km deep · 44 km away
14. 3.624 km SSE of Adak, AlaskaSun, Oct 6, 8:31 AM HADT · 2552 days ago · 67 km deep · 43 km away
15. 1.535 km ESE of Adak, AlaskaSun, Oct 6, 8:40 AM HADT · 2552 days ago · 72 km deep · 67 km away
16. 1.576 km WSW of Adak, AlaskaSun, Oct 6, 8:12 PM HADT · 2552 days ago · 44 km deep · 56 km away
17. 3.9122 km WSW of Adak, AlaskaMon, Oct 7, 5:37 AM HADT · 2551 days ago · 30 km deep · 92 km away
18. 2.384 km S of Adak, AlaskaMon, Oct 7, 9:26 AM HADT · 2551 days ago · 25 km deep · 35 km away
19. 2.165 km SE of Adak, AlaskaMon, Oct 7, 12:38 PM HADT · 2551 days ago · 23 km deep · 58 km away
20. 1.9139 km SW of Adak, AlaskaMon, Oct 7, 4:41 PM HADT · 2551 days ago · 18 km deep · 98 km away
21. 1.844 km ESE of Adak, AlaskaMon, Oct 7, 4:55 PM HADT · 2551 days ago · 54 km deep · 64 km away
22. 1.685 km SW of Adak, AlaskaTue, Oct 8, 2:01 AM HADT · 2550 days ago · 30 km deep · 47 km away
23. 2.4104 km WSW of Adak, AlaskaTue, Oct 8, 6:42 AM HADT · 2550 days ago · 72 km deep · 96 km away
24. 2.473 km SE of Adak, AlaskaTue, Oct 8, 7:43 PM HADT · 2550 days ago · 28 km deep · 70 km away
25. 2.097 km SSE of Adak, AlaskaWed, Oct 9, 3:31 AM HADT · 2549 days ago · 15 km deep · 59 km away
26. 1.7106 km SW of Adak, AlaskaWed, Oct 9, 9:56 AM HADT · 2549 days ago · 19 km deep · 76 km away
27. 2.195 km SW of Adak, AlaskaWed, Oct 9, 1:17 PM HADT · 2549 days ago · 34 km deep · 66 km away
28. 1.572 km SW of Adak, AlaskaThu, Oct 10, 12:27 AM HADT · 2548 days ago · 50 km deep · 48 km away
29. 1.883 km WSW of Adak, AlaskaThu, Oct 10, 4:40 AM HADT · 2548 days ago · 31 km deep · 59 km away
30. 1.940 km SSE of Adak, AlaskaThu, Oct 10, 12:49 PM HADT · 2548 days ago · 33 km deep · 34 km away
31. 4.2122 km WSW of Adak, AlaskaThu, Oct 10, 4:39 PM HADT · 2548 days ago · 35 km deep · 93 km away
32. 2.986 km SW of Adak, AlaskaSat, Oct 12, 10:21 AM HADT · 2546 days ago · 31 km deep · 44 km away
33. 2.239 km E of Adak, AlaskaSat, Oct 12, 8:50 PM HADT · 2545 days ago · 159 km deep · 79 km away
34. 1.8116 km SW of Adak, AlaskaSat, Oct 12, 9:20 PM HADT · 2545 days ago · 31 km deep · 83 km away
35. 1.663 km S of Adak, AlaskaSun, Oct 13, 4:19 AM HADT · 2545 days ago · 21 km deep · 22 km away
36. 1.853 km S of Adak, AlaskaSun, Oct 13, 7:58 AM HADT · 2545 days ago · 23 km deep · 20 km away
37. 1.5107 km SW of Adak, AlaskaSun, Oct 13, 12:59 PM HADT · 2545 days ago · 13 km deep · 68 km away
38. 2.966 km SW of Adak, AlaskaMon, Oct 14, 3:14 AM HADT · 2544 days ago · 54 km deep · 40 km away
39. 2.3101 km SW of Adak, AlaskaTue, Oct 15, 3:20 AM HADT · 2543 days ago · 48 km deep · 71 km away
40. 3.0132 km SW of Adak, AlaskaWed, Oct 16, 12:17 PM HADT · 2542 days ago · 27 km deep · 96 km away
41. 2.383 km SSE of Adak, AlaskaThu, Oct 17, 12:11 PM HADT · 2541 days ago · 18 km deep · 45 km away
42. 1.939 km SSE of Adak, AlaskaFri, Oct 18, 7:15 PM HADT · 2540 days ago · 48 km deep · 30 km away
43. 1.6125 km SW of Adak, AlaskaSat, Oct 19, 1:56 AM HADT · 2539 days ago · 27 km deep · 89 km away
44. 1.778 km SE of Adak, AlaskaSat, Oct 19, 8:27 PM HADT · 2539 days ago · 26 km deep · 73 km away
45. 2.1140 km SW of Adak, AlaskaSun, Oct 20, 8:47 AM HADT · 2538 days ago · 13 km deep · 99 km away
46. 1.760 km SE of Adak, AlaskaSun, Oct 20, 11:48 AM HADT · 2538 days ago · 34 km deep · 61 km away
47. 1.770 km ESE of Adak, AlaskaSun, Oct 20, 2:44 PM HADT · 2538 days ago · 40 km deep · 76 km away
48. 1.5112 km WSW of Adak, AlaskaSun, Oct 20, 3:08 PM HADT · 2538 days ago · 13 km deep · 95 km away
49. 1.563 km SE of Adak, AlaskaSun, Oct 20, 4:02 PM HADT · 2538 days ago · 26 km deep · 53 km away
50. 1.966 km ESE of Adak, AlaskaMon, Oct 21, 2:12 AM HADT · 2537 days ago · 27 km deep · 77 km away
51. 1.9100 km WSW of Adak, AlaskaMon, Oct 21, 5:45 AM HADT · 2537 days ago · 70 km deep · 89 km away
52. 1.559 km SE of Adak, AlaskaMon, Oct 21, 5:50 AM HADT · 2537 days ago · 22 km deep · 50 km away
53. 3.059 km SE of Adak, AlaskaMon, Oct 21, 9:41 PM HADT · 2536 days ago · 34 km deep · 52 km away
54. 1.981 km WSW of Adak, AlaskaTue, Oct 22, 3:29 AM HADT · 2536 days ago · 31 km deep · 57 km away
55. 1.577 km SW of Adak, AlaskaTue, Oct 22, 3:54 AM HADT · 2536 days ago · 45 km deep · 54 km away
56. 1.681 km SSE of Adak, AlaskaTue, Oct 22, 7:29 AM HADT · 2536 days ago · 19 km deep · 43 km away
57. 2.438 km SSE of Adak, AlaskaWed, Oct 23, 3:12 AM HADT · 2535 days ago · 36 km deep · 38 km away
58. 2.251 km S of Adak, AlaskaThu, Oct 24, 12:56 AM HADT · 2534 days ago · 29 km deep · 8 km away
59. 1.838 km SW of Adak, AlaskaThu, Oct 24, 9:35 AM HADT · 2534 days ago · 65 km deep · 33 km away
60. 1.918 km ESE of Adak, AlaskaThu, Oct 24, 11:32 PM HADT · 2533 days ago · 64 km deep · 57 km away

The first 60 of at least 199.

Before

1. 1.775 km SW of Adak, AlaskaTue, Oct 1, 4:55 AM HADT · 2557 days ago · 26 km deep · 52 km away
2. 1.779 km WSW of Adak, AlaskaTue, Oct 1, 2:07 AM HADT · 2557 days ago · 75 km deep · 75 km away
3. 2.044 km ESE of Adak, AlaskaMon, Sep 30, 7:46 PM HADT · 2558 days ago · 60 km deep · 71 km away
4. 1.63 km E of Adak, AlaskaSun, Sep 29, 10:45 PM HADT · 2558 days ago · 99 km deep · 57 km away
5. 1.671 km SSW of Adak, AlaskaSun, Sep 29, 1:30 PM HADT · 2559 days ago · 30 km deep · 21 km away
6. 2.7Andreanof Islands, Aleutian Islands, AlaskaSun, Sep 29, 12:45 PM HADT · 2559 days ago · 35 km deep · 74 km away
7. 2.455 km SE of Adak, AlaskaSun, Sep 29, 9:30 AM HADT · 2559 days ago · 22 km deep · 54 km away
8. 1.6118 km WSW of Adak, AlaskaSat, Sep 28, 10:04 PM HADT · 2559 days ago · 25 km deep · 95 km away
9. 1.798 km WSW of Adak, AlaskaSat, Sep 28, 4:35 PM HADT · 2560 days ago · 30 km deep · 78 km away
10. 1.869 km SE of Adak, AlaskaSat, Sep 28, 2:12 PM HADT · 2560 days ago · 13 km deep · 63 km away
11. 1.567 km SSW of Adak, AlaskaFri, Sep 27, 11:04 PM HADT · 2560 days ago · 39 km deep · 20 km away
12. 2.373 km SE of Adak, AlaskaFri, Sep 27, 6:20 PM HADT · 2561 days ago · 21 km deep · 59 km away
13. 1.586 km ESE of Adak, AlaskaFri, Sep 27, 5:41 PM HADT · 2561 days ago · 21 km deep · 87 km away
14. 1.657 km ENE of Adak, AlaskaFri, Sep 27, 11:11 AM HADT · 2561 days ago · 9 km deep · 99 km away
15. 2.355 km SSE of Adak, AlaskaFri, Sep 27, 2:40 AM HADT · 2561 days ago · 16 km deep · 39 km away
16. 2.2124 km WSW of Adak, AlaskaThu, Sep 26, 10:33 AM HADT · 2562 days ago · 26 km deep · 98 km away
17. 1.939 km S of Adak, AlaskaThu, Sep 26, 9:12 AM HADT · 2562 days ago · 37 km deep · 24 km away
18. 1.766 km SSW of Adak, AlaskaThu, Sep 26, 3:49 AM HADT · 2562 days ago · 28 km deep · 17 km away
19. 1.945 km S of Adak, AlaskaWed, Sep 25, 8:43 AM HADT · 2563 days ago · 40 km deep · 16 km away
20. 1.543 km SE of Adak, AlaskaTue, Sep 24, 10:55 AM HADT · 2564 days ago · 57 km deep · 45 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak019clhvqle. Read Thu, Oct 1, 2026, 5:00 PM UTC.