M1.9 earthquake 40 km S of Unalaska, Alaska

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Wed, Jul 24, 2019, 10:00 AM AKDT

UTC

2019-07-24 18:00:23 UTC

Depth

64.7 km (40.2 mi), shallow

Epicenter

53.521° N, 166.645° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

23

• Unalaska, AlaskaPopulation 4,491. Forecast40 kmS

After

1. 1.870 km E of Nikolski, AlaskaThu, Jul 25, 4:13 AM AKDT · 2625 days ago · 48 km deep · 99 km away
2. 1.786 km SW of Unalaska, AlaskaFri, Jul 26, 7:44 AM AKDT · 2624 days ago · 51 km deep · 54 km away
3. 2.554 km SSE of Unalaska, AlaskaSat, Jul 27, 2:59 AM AKDT · 2623 days ago · 40 km deep · 36 km away
4. 2.053 km SE of Akutan, AlaskaSat, Jul 27, 4:55 AM AKDT · 2623 days ago · 45 km deep · 95 km away
5. 2.717 km SSE of Akutan, AlaskaSat, Jul 27, 7:14 PM AKDT · 2623 days ago · 113 km deep · 81 km away
6. 2.1102 km E of Nikolski, AlaskaSun, Jul 28, 1:42 AM AKDT · 2622 days ago · 25 km deep · 94 km away
7. 2.3111 km S of Unalaska, AlaskaMon, Jul 29, 6:19 AM AKDT · 2621 days ago · 14 km deep · 71 km away
8. 1.778 km SW of Unalaska, AlaskaMon, Jul 29, 8:34 PM AKDT · 2621 days ago · 14 km deep · 50 km away
9. 1.575 km SW of Unalaska, AlaskaMon, Jul 29, 10:17 PM AKDT · 2620 days ago · 12 km deep · 49 km away
10. 1.9129 km S of Unalaska, AlaskaTue, Jul 30, 1:06 PM AKDT · 2620 days ago · 46 km deep · 90 km away
11. 2.166 km SSE of Unalaska, AlaskaTue, Jul 30, 3:07 PM AKDT · 2620 days ago · 52 km deep · 38 km away
12. 1.837 km SE of Akutan, AlaskaWed, Jul 31, 8:31 PM AKDT · 2619 days ago · 65 km deep · 98 km away
13. 2.497 km SSW of Unalaska, AlaskaWed, Jul 31, 9:21 PM AKDT · 2619 days ago · 26 km deep · 57 km away
14. 1.862 km SE of Akutan, AlaskaThu, Aug 1, 3:51 AM AKDT · 2618 days ago · 48 km deep · 95 km away
15. 1.687 km E of Nikolski, AlaskaThu, Aug 1, 7:07 AM AKDT · 2618 days ago · 53 km deep · 84 km away
16. 2.148 km WSW of Unalaska, AlaskaSat, Aug 3, 10:16 PM AKDT · 2615 days ago · 13 km deep · 41 km away
17. 2.6103 km SSW of Unalaska, AlaskaSun, Aug 4, 2:15 AM AKDT · 2615 days ago · 24 km deep · 66 km away
18. 2.0102 km E of Nikolski, AlaskaMon, Aug 5, 12:08 AM AKDT · 2614 days ago · 30 km deep · 90 km away
19. 2.1103 km E of Nikolski, AlaskaMon, Aug 5, 12:12 AM AKDT · 2614 days ago · 35 km deep · 88 km away
20. 1.662 km SW of Unalaska, AlaskaMon, Aug 5, 4:16 AM AKDT · 2614 days ago · 13 km deep · 43 km away
21. 2.5101 km SSW of Unalaska, AlaskaMon, Aug 5, 5:56 PM AKDT · 2614 days ago · 35 km deep · 62 km away
22. 1.888 km E of Nikolski, AlaskaWed, Aug 7, 3:21 AM AKDT · 2612 days ago · 62 km deep · 90 km away
23. 2.590 km E of Nikolski, AlaskaThu, Aug 8, 12:02 AM AKDT · 2611 days ago · 35 km deep · 98 km away
24. 3.483 km SSE of Akutan, AlaskaFri, Aug 9, 1:21 PM AKDT · 2610 days ago · 27 km deep · 95 km away
25. 3.582 km SSE of Akutan, AlaskaMon, Aug 12, 5:57 PM AKDT · 2607 days ago · 35 km deep · 88 km away
26. 2.687 km SSE of Akutan, AlaskaMon, Aug 12, 6:11 PM AKDT · 2607 days ago · 35 km deep · 93 km away
27. 2.990 km E of Nikolski, AlaskaWed, Aug 14, 8:41 PM AKDT · 2605 days ago · 35 km deep · 94 km away
28. 1.979 km SSW of Unalaska, AlaskaThu, Aug 15, 4:27 PM AKDT · 2604 days ago · 29 km deep · 40 km away
29. 2.178 km SSE of Akutan, AlaskaFri, Aug 16, 11:56 AM AKDT · 2603 days ago · 35 km deep · 87 km away
30. 1.580 km SSW of Unalaska, AlaskaFri, Aug 16, 4:56 PM AKDT · 2603 days ago · 26 km deep · 41 km away
31. 1.879 km SW of Unalaska, AlaskaSat, Aug 17, 8:15 AM AKDT · 2602 days ago · 68 km deep · 52 km away
32. 1.6103 km E of Nikolski, AlaskaSat, Aug 17, 8:48 AM AKDT · 2602 days ago · 72 km deep · 71 km away
33. 1.842 km S of Akutan, AlaskaSun, Aug 18, 11:36 AM AKDT · 2601 days ago · 79 km deep · 67 km away
34. 2.232 km SSW of Unalaska, AlaskaMon, Aug 19, 2:00 AM AKDT · 2600 days ago · 74 km deep · 7 km away
35. 1.6102 km E of Nikolski, AlaskaMon, Aug 19, 8:08 PM AKDT · 2600 days ago · 13 km deep · 91 km away
36. 1.574 km SSW of Unalaska, AlaskaTue, Aug 20, 7:28 AM AKDT · 2599 days ago · 24 km deep · 34 km away
37. 2.962 km SSW of Unalaska, AlaskaWed, Aug 21, 2:57 AM AKDT · 2598 days ago · 71 km deep · 26 km away
38. 1.699 km SSW of Unalaska, AlaskaWed, Aug 21, 5:11 AM AKDT · 2598 days ago · 29 km deep · 63 km away
39. 1.662 km SW of Unalaska, AlaskaWed, Aug 21, 6:23 PM AKDT · 2598 days ago · 15 km deep · 42 km away
40. 2.982 km SSE of Unalaska, AlaskaThu, Aug 22, 1:59 AM AKDT · 2597 days ago · 35 km deep · 48 km away
41. 1.893 km E of Nikolski, AlaskaThu, Aug 22, 10:56 PM AKDT · 2596 days ago · 47 km deep · 93 km away
42. 2.184 km SSE of Akutan, AlaskaSun, Aug 25, 5:19 PM AKDT · 2594 days ago · 26 km deep · 85 km away
43. 1.961 km SSE of Akutan, AlaskaMon, Aug 26, 6:00 PM AKDT · 2593 days ago · 40 km deep · 70 km away
44. 1.966 km SE of Unalaska, AlaskaTue, Aug 27, 2:05 AM AKDT · 2592 days ago · 23 km deep · 47 km away
45. 3.087 km E of Nikolski, AlaskaFri, Aug 30, 2:38 AM AKDT · 2589 days ago · 35 km deep · 98 km away
46. 1.659 km SSW of Unalaska, AlaskaFri, Aug 30, 5:51 PM AKDT · 2589 days ago · 68 km deep · 27 km away
47. 3.292 km SSW of Unalaska, AlaskaSat, Aug 31, 6:28 PM AKDT · 2588 days ago · 35 km deep · 54 km away
48. 1.719 km NE of Dutch Harbor, AlaskaSun, Sep 1, 6:59 AM AKDT · 2587 days ago · 7 km deep · 59 km away
49. 1.837 km SSW of Akutan, AlaskaSun, Sep 1, 9:43 AM AKDT · 2587 days ago · 63 km deep · 57 km away
50. 1.896 km E of Nikolski, AlaskaMon, Sep 2, 5:01 PM AKDT · 2586 days ago · 26 km deep · 82 km away
51. 3.79 km E of Akutan, AlaskaTue, Sep 3, 3:24 AM AKDT · 2585 days ago · 76 km deep · 97 km away
52. 1.856 km SSE of Akutan, AlaskaWed, Sep 4, 7:31 AM AKDT · 2584 days ago · 22 km deep · 77 km away
53. 1.848 km SSE of Akutan, AlaskaWed, Sep 4, 10:58 AM AKDT · 2584 days ago · 53 km deep · 73 km away
54. 1.880 km S of Unalaska, AlaskaThu, Sep 5, 3:48 AM AKDT · 2583 days ago · 25 km deep · 41 km away
55. 1.888 km SW of Unalaska, AlaskaThu, Sep 5, 7:10 PM AKDT · 2583 days ago · 42 km deep · 55 km away
56. 1.654 km SW of Unalaska, AlaskaFri, Sep 6, 12:48 PM AKDT · 2582 days ago · 14 km deep · 38 km away
57. 2.481 km SE of Unalaska, AlaskaFri, Sep 6, 8:59 PM AKDT · 2582 days ago · 39 km deep · 71 km away
58. 1.9100 km E of Nikolski, AlaskaSat, Sep 7, 1:10 PM AKDT · 2581 days ago · 15 km deep · 74 km away
59. 2.897 km ENE of Nikolski, AlaskaSat, Sep 7, 5:45 PM AKDT · 2581 days ago · 35 km deep · 68 km away
60. 2.783 km SSW of Unalaska, AlaskaSat, Sep 7, 10:45 PM AKDT · 2580 days ago · 35 km deep · 44 km away

The first 60 of 103.

Before

1. 1.733 km S of Unalaska, AlaskaMon, Jul 22, 12:49 PM AKDT · 2628 days ago · 70 km deep · 15 km away
2. 2.051 km SE of Akutan, AlaskaMon, Jul 22, 8:14 AM AKDT · 2628 days ago · 52 km deep · 97 km away
3. 1.651 km SE of Unalaska, AlaskaSun, Jul 21, 7:21 PM AKDT · 2629 days ago · 17 km deep · 51 km away
4. 1.987 km SSW of Unalaska, AlaskaSun, Jul 21, 2:42 PM AKDT · 2629 days ago · 25 km deep · 48 km away
5. 1.993 km E of Nikolski, AlaskaFri, Jul 19, 10:19 PM AKDT · 2630 days ago · 38 km deep · 88 km away
6. 2.959 km SW of Unalaska, AlaskaFri, Jul 19, 8:54 PM AKDT · 2631 days ago · 90 km deep · 34 km away
7. 2.378 km ENE of Nikolski, AlaskaFri, Jul 19, 8:18 AM AKDT · 2631 days ago · 89 km deep · 84 km away
8. 1.774 km WSW of Unalaska, AlaskaFri, Jul 19, 1:36 AM AKDT · 2631 days ago · 13 km deep · 56 km away
9. 1.990 km SSW of Unalaska, AlaskaThu, Jul 18, 10:41 AM AKDT · 2632 days ago · 26 km deep · 50 km away
10. 2.082 km SE of Unalaska, AlaskaThu, Jul 18, 2:34 AM AKDT · 2632 days ago · 44 km deep · 63 km away
11. 2.1Fox Islands, Aleutian Islands, AlaskaThu, Jul 18, 12:03 AM AKDT · 2632 days ago · 47 km deep · 83 km away
12. 2.065 km SW of Unalaska, AlaskaWed, Jul 17, 6:50 PM AKDT · 2633 days ago · 5 km deep · 39 km away
13. 1.534 km SSW of Akutan, AlaskaTue, Jul 16, 1:17 AM AKDT · 2634 days ago · 75 km deep · 57 km away
14. 2.073 km SSW of Unalaska, AlaskaMon, Jul 15, 6:57 PM AKDT · 2635 days ago · 83 km deep · 35 km away
15. 2.397 km E of Nikolski, AlaskaMon, Jul 15, 6:04 PM AKDT · 2635 days ago · 26 km deep · 91 km away
16. 2.151 km SW of Unalaska, AlaskaMon, Jul 15, 9:27 AM AKDT · 2635 days ago · 10 km deep · 30 km away
17. 2.196 km E of Nikolski, AlaskaMon, Jul 15, 9:03 AM AKDT · 2635 days ago · 25 km deep · 91 km away
18. 3.030 km SE of Unalaska, AlaskaSat, Jul 13, 11:26 PM AKDT · 2636 days ago · 76 km deep · 36 km away
19. 1.894 km E of Nikolski, AlaskaSat, Jul 13, 12:21 PM AKDT · 2637 days ago · 37 km deep · 88 km away
20. 2.1102 km E of Nikolski, AlaskaSat, Jul 13, 8:29 AM AKDT · 2637 days ago · 38 km deep · 78 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0199fbvzzq. Read Thu, Oct 1, 2026, 5:09 PM UTC.