M1.9 earthquake 72 km ESE of Adak, Alaska

Magnitude

1.9 (ml), micro

Local time

Thu, Feb 27, 2020, 2:53 AM HAST

UTC

2020-02-27 12:53:41 UTC

Depth

25.8 km (16.0 mi), shallow

Epicenter

51.586° N, 175.698° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

30

After

1. 1.8120 km SSW of Atka, AlaskaThu, Feb 27, 4:24 AM HAST · 2407 days ago · 10 km deep · 54 km away
2. 1.7125 km SSW of Atka, AlaskaThu, Feb 27, 5:32 AM HAST · 2407 days ago · 26 km deep · 56 km away
3. 2.0127 km SSW of Atka, AlaskaThu, Feb 27, 6:05 AM HAST · 2407 days ago · 21 km deep · 58 km away
4. 1.841 km ENE of Adak, AlaskaThu, Feb 27, 6:45 AM HAST · 2407 days ago · 4 km deep · 59 km away
5. 1.640 km ENE of Adak, AlaskaThu, Feb 27, 6:46 AM HAST · 2407 days ago · 4 km deep · 60 km away
6. 2.8139 km SSW of Atka, AlaskaThu, Feb 27, 7:52 AM HAST · 2407 days ago · 10 km deep · 73 km away
7. 2.0117 km SSW of Atka, AlaskaThu, Feb 27, 7:58 AM HAST · 2407 days ago · 13 km deep · 64 km away
8. 1.8125 km SSW of Atka, AlaskaThu, Feb 27, 7:59 AM HAST · 2407 days ago · 15 km deep · 55 km away
9. 1.638 km SSW of Adak, AlaskaFri, Feb 28, 12:03 AM HAST · 2407 days ago · 13 km deep · 83 km away
10. 2.946 km W of Atka, AlaskaFri, Feb 28, 1:49 AM HAST · 2406 days ago · 110 km deep · 91 km away
11. 1.958 km SSE of Adak, AlaskaFri, Feb 28, 10:37 PM HAST · 2406 days ago · 23 km deep · 37 km away
12. 1.639 km ENE of Adak, AlaskaFri, Feb 28, 11:14 PM HAST · 2406 days ago · 5 km deep · 60 km away
13. 1.840 km ENE of Adak, AlaskaSat, Feb 29, 12:19 AM HAST · 2406 days ago · 4 km deep · 61 km away
14. 1.558 km SSE of Adak, AlaskaSat, Feb 29, 1:27 AM HAST · 2405 days ago · 26 km deep · 44 km away
15. 2.145 km ENE of Adak, AlaskaSat, Feb 29, 6:04 PM HAST · 2405 days ago · 7 km deep · 60 km away
16. 1.939 km ENE of Adak, AlaskaSat, Feb 29, 10:11 PM HAST · 2405 days ago · 5 km deep · 61 km away
17. 2.959 km SSW of Atka, AlaskaSun, Mar 1, 1:56 AM HAST · 2404 days ago · 28 km deep · 80 km away
18. 1.741 km ENE of Adak, AlaskaSun, Mar 1, 1:18 PM HAST · 2404 days ago · 5 km deep · 60 km away
19. 1.561 km ESE of Adak, AlaskaSun, Mar 1, 8:40 PM HAST · 2404 days ago · 30 km deep · 12 km away
20. 4.031 km SSE of Adak, AlaskaMon, Mar 2, 2:51 AM HAST · 2403 days ago · 48 km deep · 50 km away
21. 2.549 km SSE of Adak, AlaskaMon, Mar 2, 8:20 AM HAST · 2403 days ago · 35 km deep · 47 km away
22. 1.565 km SSW of Adak, AlaskaTue, Mar 3, 3:19 PM HAST · 2402 days ago · 26 km deep · 93 km away
23. 1.861 km SE of Adak, AlaskaWed, Mar 4, 7:24 PM HAST · 2401 days ago · 23 km deep · 32 km away
24. 4.041 km ENE of Adak, AlaskaFri, Mar 6, 5:51 AM HAST · 2399 days ago · 10 km deep · 55 km away
25. 2.798 km SW of Atka, AlaskaFri, Mar 6, 1:32 PM HAST · 2399 days ago · 35 km deep · 32 km away
26. 2.467 km NE of Adak, AlaskaSat, Mar 7, 5:18 AM HAST · 2398 days ago · 172 km deep · 82 km away
27. 1.9126 km SSW of Atka, AlaskaSat, Mar 7, 5:56 AM HAST · 2398 days ago · 25 km deep · 66 km away
28. 1.956 km SW of Adak, AlaskaSat, Mar 7, 7:10 AM HAST · 2398 days ago · 49 km deep · 99 km away
29. 3.460 km SSW of Adak, AlaskaSat, Mar 7, 9:38 AM HAST · 2398 days ago · 39 km deep · 97 km away
30. 2.041 km ENE of Adak, AlaskaSat, Mar 7, 12:54 PM HAST · 2398 days ago · 3 km deep · 60 km away
31. 1.656 km SSW of Adak, AlaskaSat, Mar 7, 2:15 PM HAST · 2398 days ago · 30 km deep · 95 km away
32. 1.851 km SW of Atka, AlaskaSat, Mar 7, 2:52 PM HAST · 2398 days ago · 63 km deep · 74 km away
33. 1.743 km ENE of Adak, AlaskaSun, Mar 8, 4:55 AM HADT · 2397 days ago · 6 km deep · 60 km away
34. 3.089 km SSW of Atka, AlaskaSun, Mar 8, 8:37 AM HADT · 2397 days ago · 42 km deep · 76 km away
35. 1.784 km SE of Adak, AlaskaMon, Mar 9, 3:36 PM HADT · 2396 days ago · 26 km deep · 16 km away
36. 1.669 km SSE of Adak, AlaskaMon, Mar 9, 8:11 PM HADT · 2396 days ago · 26 km deep · 55 km away
37. 2.944 km S of Adak, AlaskaTue, Mar 10, 3:25 AM HADT · 2395 days ago · 35 km deep · 63 km away
38. 1.945 km S of Adak, AlaskaTue, Mar 10, 4:42 AM HADT · 2395 days ago · 38 km deep · 74 km away
39. 2.965 km SSW of Adak, AlaskaTue, Mar 10, 5:51 AM HADT · 2395 days ago · 36 km deep · 95 km away
40. 1.763 km SSW of Adak, AlaskaTue, Mar 10, 6:06 AM HADT · 2395 days ago · 43 km deep · 93 km away
41. 3.127 km SSW of Adak, AlaskaTue, Mar 10, 9:45 AM HADT · 2395 days ago · 60 km deep · 71 km away
42. 2.858 km SSE of Adak, AlaskaTue, Mar 10, 11:17 AM HADT · 2395 days ago · 35 km deep · 38 km away
43. 2.837 km W of Atka, AlaskaTue, Mar 10, 1:09 PM HADT · 2395 days ago · 85 km deep · 91 km away
44. 1.759 km SSW of Adak, AlaskaTue, Mar 10, 5:47 PM HADT · 2395 days ago · 32 km deep · 82 km away
45. 1.743 km SSW of Adak, AlaskaWed, Mar 11, 10:49 AM HADT · 2394 days ago · 30 km deep · 79 km away
46. 2.965 km ESE of Adak, AlaskaThu, Mar 12, 3:33 PM HADT · 2393 days ago · 35 km deep · 9 km away
47. 1.961 km SE of Adak, AlaskaThu, Mar 12, 6:32 PM HADT · 2393 days ago · 22 km deep · 33 km away
48. 2.0Andreanof Islands, Aleutian Islands, AlaskaFri, Mar 13, 12:58 AM HADT · 2393 days ago · 83 km deep · 85 km away
49. 2.764 km S of Adak, AlaskaFri, Mar 13, 6:59 AM HADT · 2392 days ago · 31 km deep · 81 km away
50. 2.341 km ENE of Adak, AlaskaFri, Mar 13, 10:08 AM HADT · 2392 days ago · 5 km deep · 60 km away
51. 2.541 km ENE of Adak, AlaskaFri, Mar 13, 10:08 AM HADT · 2392 days ago · 2 km deep · 60 km away
52. 2.074 km E of Adak, AlaskaSat, Mar 14, 9:58 AM HADT · 2391 days ago · 88 km deep · 48 km away
53. 1.920 km ESE of Adak, AlaskaSun, Mar 15, 9:02 AM HADT · 2390 days ago · 70 km deep · 52 km away
54. 2.6108 km SE of Adak, AlaskaSun, Mar 15, 4:22 PM HADT · 2390 days ago · 28 km deep · 39 km away
55. 2.823 km SSW of Adak, AlaskaSun, Mar 15, 7:43 PM HADT · 2390 days ago · 72 km deep · 74 km away
56. 1.641 km E of Adak, AlaskaSun, Mar 15, 8:39 PM HADT · 2390 days ago · 72 km deep · 39 km away
57. 3.023 km WSW of Atka, AlaskaMon, Mar 16, 11:09 AM HADT · 2389 days ago · 184 km deep · 100 km away
58. 2.845 km W of Atka, AlaskaMon, Mar 16, 5:37 PM HADT · 2389 days ago · 247 km deep · 89 km away
59. 1.968 km SE of Adak, AlaskaTue, Mar 17, 4:10 AM HADT · 2388 days ago · 25 km deep · 26 km away
60. 1.937 km WSW of Adak, AlaskaTue, Mar 17, 6:08 AM HADT · 2388 days ago · 12 km deep · 98 km away

The first 60 of 162.

Before

1. 1.659 km SSW of Adak, AlaskaWed, Feb 26, 10:29 AM HAST · 2408 days ago · 32 km deep · 90 km away
2. 1.872 km SE of Adak, AlaskaWed, Feb 26, 10:14 AM HAST · 2408 days ago · 20 km deep · 20 km away
3. 1.643 km ENE of Adak, AlaskaWed, Feb 26, 8:20 AM HAST · 2408 days ago · 6 km deep · 60 km away
4. 1.941 km ENE of Adak, AlaskaTue, Feb 25, 11:52 PM HAST · 2409 days ago · 5 km deep · 60 km away
5. 3.965 km NE of Adak, AlaskaTue, Feb 25, 5:51 PM HAST · 2409 days ago · 150 km deep · 73 km away
6. 1.848 km SE of Adak, AlaskaTue, Feb 25, 5:49 PM HAST · 2409 days ago · 27 km deep · 36 km away
7. 1.646 km ENE of Adak, AlaskaTue, Feb 25, 2:42 PM HAST · 2409 days ago · 6 km deep · 55 km away
8. 2.657 km SSW of Adak, AlaskaTue, Feb 25, 2:48 AM HAST · 2409 days ago · 35 km deep · 95 km away
9. 3.362 km SSW of Adak, AlaskaTue, Feb 25, 12:42 AM HAST · 2410 days ago · 10 km deep · 97 km away
10. 1.948 km SSE of Adak, AlaskaMon, Feb 24, 7:33 PM HAST · 2410 days ago · 43 km deep · 56 km away
11. 3.725 km WNW of Adak, AlaskaMon, Feb 24, 12:52 PM HAST · 2410 days ago · 103 km deep · 97 km away
12. 2.869 km SSE of Adak, AlaskaSun, Feb 23, 12:28 AM HAST · 2412 days ago · 10 km deep · 54 km away
13. 1.637 km S of Adak, AlaskaSat, Feb 22, 5:07 AM HAST · 2412 days ago · 52 km deep · 58 km away
14. 1.663 km ESE of Adak, AlaskaSat, Feb 22, 4:46 AM HAST · 2412 days ago · 35 km deep · 10 km away
15. 1.564 km SE of Adak, AlaskaFri, Feb 21, 4:30 PM HAST · 2413 days ago · 26 km deep · 25 km away
16. 2.840 km SW of Atka, AlaskaFri, Feb 21, 2:59 PM HAST · 2413 days ago · 80 km deep · 87 km away
17. 1.539 km ENE of Adak, AlaskaFri, Feb 21, 2:09 PM HAST · 2413 days ago · 16 km deep · 58 km away
18. 2.665 km SE of Adak, AlaskaFri, Feb 21, 8:13 AM HAST · 2413 days ago · 35 km deep · 21 km away
19. 1.541 km ENE of Adak, AlaskaWed, Feb 19, 7:53 PM HAST · 2415 days ago · 4 km deep · 60 km away
20. 2.178 km SSW of Atka, AlaskaWed, Feb 19, 3:44 PM HAST · 2415 days ago · 26 km deep · 72 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0202o4ms3f. Read Wed, Sep 30, 2026, 10:23 PM UTC.