M1.8 earthquake 55 km ESE of Adak, Alaska

Magnitude

1.8 (ml), micro

Local time

Sat, Mar 28, 2020, 9:58 AM HADT

UTC

2020-03-28 18:58:06 UTC

Depth

36.7 km (22.8 mi), shallow

Epicenter

51.625° N, 175.936° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

24

After

1. 3.252 km SW of Adak, AlaskaSun, Mar 29, 10:52 PM HADT · 2376 days ago · 44 km deep · 80 km away
2. 1.760 km SSW of Adak, AlaskaMon, Mar 30, 12:04 AM HADT · 2376 days ago · 40 km deep · 82 km away
3. 1.840 km S of Adak, AlaskaTue, Mar 31, 2:12 AM HADT · 2375 days ago · 32 km deep · 56 km away
4. 2.687 km SSW of Atka, AlaskaTue, Mar 31, 9:57 AM HADT · 2374 days ago · 32 km deep · 88 km away
5. 1.741 km ENE of Adak, AlaskaTue, Mar 31, 10:59 AM HADT · 2374 days ago · 4 km deep · 50 km away
6. 1.534 km ESE of Adak, AlaskaTue, Mar 31, 3:03 PM HADT · 2374 days ago · 72 km deep · 22 km away
7. 1.641 km S of Adak, AlaskaTue, Mar 31, 5:24 PM HADT · 2374 days ago · 33 km deep · 48 km away
8. 1.765 km SE of Adak, AlaskaTue, Mar 31, 7:25 PM HADT · 2374 days ago · 27 km deep · 28 km away
9. 1.739 km W of Adak, AlaskaWed, Apr 1, 12:41 PM HADT · 2373 days ago · 92 km deep · 90 km away
10. 3.544 km W of Adak, AlaskaThu, Apr 2, 2:41 PM HADT · 2372 days ago · 101 km deep · 95 km away
11. 3.244 km SSW of Adak, AlaskaThu, Apr 2, 8:10 PM HADT · 2372 days ago · 34 km deep · 59 km away
12. 1.737 km WSW of Adak, AlaskaFri, Apr 3, 9:54 AM HADT · 2371 days ago · 13 km deep · 82 km away
13. 2.144 km ENE of Adak, AlaskaFri, Apr 3, 3:53 PM HADT · 2371 days ago · 9 km deep · 47 km away
14. 2.260 km WSW of Adak, AlaskaFri, Apr 3, 4:36 PM HADT · 2371 days ago · 14 km deep · 99 km away
15. 3.057 km SSW of Atka, AlaskaSat, Apr 4, 5:45 PM HADT · 2370 days ago · 69 km deep · 93 km away
16. 2.054 km SSE of Adak, AlaskaSun, Apr 5, 3:31 AM HADT · 2370 days ago · 25 km deep · 28 km away
17. 2.872 km SW of Atka, AlaskaSun, Apr 5, 5:14 AM HADT · 2369 days ago · 26 km deep · 74 km away
18. 3.5Andreanof Islands, Aleutian Islands, AlaskaSun, Apr 5, 7:37 PM HADT · 2369 days ago · 77 km deep · 91 km away
19. 1.567 km SSW of Adak, AlaskaMon, Apr 6, 7:09 PM HADT · 2368 days ago · 35 km deep · 88 km away
20. 1.564 km SE of Adak, AlaskaMon, Apr 6, 7:57 PM HADT · 2368 days ago · 23 km deep · 21 km away
21. 1.942 km WSW of Atka, AlaskaTue, Apr 7, 11:42 AM HADT · 2367 days ago · 13 km deep · 93 km away
22. 1.983 km E of Adak, AlaskaTue, Apr 7, 5:58 PM HADT · 2367 days ago · 83 km deep · 51 km away
23. 1.646 km SW of Atka, AlaskaTue, Apr 7, 6:00 PM HADT · 2367 days ago · 13 km deep · 89 km away
24. 2.246 km NE of Adak, AlaskaTue, Apr 7, 10:14 PM HADT · 2367 days ago · 208 km deep · 57 km away
25. 2.677 km SE of Adak, AlaskaFri, Apr 10, 10:25 AM HADT · 2364 days ago · 34 km deep · 28 km away
26. 2.587 km SE of Adak, AlaskaFri, Apr 10, 11:47 PM HADT · 2364 days ago · 29 km deep · 34 km away
27. 2.652 km SSE of Adak, AlaskaSat, Apr 11, 2:36 AM HADT · 2364 days ago · 35 km deep · 30 km away
28. 2.042 km ENE of Adak, AlaskaSat, Apr 11, 10:45 AM HADT · 2363 days ago · 7 km deep · 46 km away
29. 1.669 km SSW of Adak, AlaskaSat, Apr 11, 1:27 PM HADT · 2363 days ago · 21 km deep · 83 km away
30. 3.487 km NE of Adak, AlaskaSun, Apr 12, 10:53 PM HADT · 2362 days ago · 220 km deep · 86 km away
31. 1.642 km WSW of Atka, AlaskaMon, Apr 13, 1:41 AM HADT · 2362 days ago · 14 km deep · 93 km away
32. 1.9Andreanof Islands, Aleutian Islands, AlaskaMon, Apr 13, 3:25 AM HADT · 2362 days ago · 5 km deep · 50 km away
33. 1.842 km SSE of Adak, AlaskaMon, Apr 13, 2:00 PM HADT · 2361 days ago · 32 km deep · 30 km away
34. 3.092 km SW of Atka, AlaskaMon, Apr 13, 7:21 PM HADT · 2361 days ago · 35 km deep · 52 km away
35. 1.687 km SSW of Atka, AlaskaTue, Apr 14, 5:45 PM HADT · 2360 days ago · 26 km deep · 93 km away
36. 2.167 km ENE of Adak, AlaskaWed, Apr 15, 3:50 AM HADT · 2360 days ago · 151 km deep · 66 km away
37. 3.388 km SE of Adak, AlaskaWed, Apr 15, 10:49 AM HADT · 2359 days ago · 35 km deep · 37 km away
38. 3.7106 km SSW of Atka, AlaskaWed, Apr 15, 10:49 AM HADT · 2359 days ago · 35 km deep · 69 km away
39. 3.4123 km SSW of Atka, AlaskaWed, Apr 15, 11:33 AM HADT · 2359 days ago · 15 km deep · 86 km away
40. 2.945 km ENE of Adak, AlaskaWed, Apr 15, 12:40 PM HADT · 2359 days ago · 148 km deep · 43 km away
41. 2.7130 km SSW of Atka, AlaskaWed, Apr 15, 8:06 PM HADT · 2359 days ago · 18 km deep · 89 km away
42. 2.9129 km SSW of Atka, AlaskaWed, Apr 15, 9:51 PM HADT · 2359 days ago · 10 km deep · 91 km away
43. 2.7131 km SSW of Atka, AlaskaWed, Apr 15, 11:24 PM HADT · 2359 days ago · 24 km deep · 95 km away
44. 2.063 km SSE of Adak, AlaskaThu, Apr 16, 1:30 AM HADT · 2359 days ago · 26 km deep · 47 km away
45. 1.655 km SSE of Adak, AlaskaThu, Apr 16, 3:56 PM HADT · 2358 days ago · 23 km deep · 36 km away
46. 2.538 km SW of Adak, AlaskaThu, Apr 16, 6:09 PM HADT · 2358 days ago · 69 km deep · 76 km away
47. 2.896 km SSE of Adak, AlaskaFri, Apr 17, 3:31 AM HADT · 2358 days ago · 10 km deep · 70 km away
48. 2.789 km SW of Atka, AlaskaFri, Apr 17, 6:52 AM HADT · 2357 days ago · 28 km deep · 55 km away
49. 2.563 km SE of Adak, AlaskaFri, Apr 17, 2:19 PM HADT · 2357 days ago · 35 km deep · 18 km away
50. 1.564 km SSW of Adak, AlaskaFri, Apr 17, 4:00 PM HADT · 2357 days ago · 34 km deep · 82 km away
51. 1.784 km S of Adak, AlaskaSat, Apr 18, 12:32 PM HADT · 2356 days ago · 26 km deep · 81 km away
52. 1.568 km SE of Adak, AlaskaSat, Apr 18, 7:02 PM HADT · 2356 days ago · 26 km deep · 18 km away
53. 2.870 km ENE of Adak, AlaskaSat, Apr 18, 10:08 PM HADT · 2356 days ago · 113 km deep · 61 km away
54. 1.532 km SSE of Adak, AlaskaSun, Apr 19, 12:21 AM HADT · 2356 days ago · 49 km deep · 31 km away
55. 3.0121 km SSW of Atka, AlaskaSun, Apr 19, 1:00 PM HADT · 2355 days ago · 12 km deep · 84 km away
56. 1.695 km SE of Adak, AlaskaSun, Apr 19, 4:47 PM HADT · 2355 days ago · 25 km deep · 40 km away
57. 2.966 km SW of Atka, AlaskaSun, Apr 19, 8:52 PM HADT · 2355 days ago · 72 km deep · 70 km away
58. 1.765 km SE of Adak, AlaskaMon, Apr 20, 12:57 AM HADT · 2355 days ago · 13 km deep · 26 km away
59. 3.3105 km SE of Adak, AlaskaMon, Apr 20, 6:37 AM HADT · 2354 days ago · 28 km deep · 50 km away
60. 2.6107 km SE of Adak, AlaskaMon, Apr 20, 3:19 PM HADT · 2354 days ago · 35 km deep · 53 km away

The first 60 of at least 199.

Before

1. 1.743 km ENE of Adak, AlaskaSat, Mar 28, 6:29 AM HADT · 2377 days ago · 8 km deep · 47 km away
2. 3.410 km S of Adak, AlaskaFri, Mar 27, 5:48 PM HADT · 2378 days ago · 79 km deep · 53 km away
3. 2.858 km SSE of Adak, AlaskaFri, Mar 27, 1:52 PM HADT · 2378 days ago · 35 km deep · 40 km away
4. 2.548 km SE of Adak, AlaskaThu, Mar 26, 12:06 PM HADT · 2379 days ago · 37 km deep · 11 km away
5. 2.653 km S of Adak, AlaskaWed, Mar 25, 8:49 PM HADT · 2380 days ago · 37 km deep · 52 km away
6. 2.062 km SE of Adak, AlaskaWed, Mar 25, 7:17 AM HADT · 2380 days ago · 22 km deep · 21 km away
7. 2.664 km SE of Adak, AlaskaTue, Mar 24, 4:13 PM HADT · 2381 days ago · 36 km deep · 20 km away
8. 2.868 km SE of Adak, AlaskaTue, Mar 24, 3:55 PM HADT · 2381 days ago · 31 km deep · 28 km away
9. 1.641 km ENE of Adak, AlaskaTue, Mar 24, 1:30 AM HADT · 2382 days ago · 3 km deep · 50 km away
10. 4.8117 km SSW of Atka, AlaskaMon, Mar 23, 10:11 PM HADT · 2382 days ago · 20 km deep · 68 km away
11. 2.9109 km SW of Atka, AlaskaMon, Mar 23, 8:58 PM HADT · 2382 days ago · 14 km deep · 60 km away
12. 2.315 km NW of Adak, AlaskaMon, Mar 23, 5:03 PM HADT · 2382 days ago · 188 km deep · 71 km away
13. 1.842 km W of Adak, AlaskaMon, Mar 23, 8:47 AM HADT · 2382 days ago · 69 km deep · 94 km away
14. 2.239 km ESE of Adak, AlaskaMon, Mar 23, 4:09 AM HADT · 2383 days ago · 133 km deep · 19 km away
15. 2.760 km SE of Adak, AlaskaSun, Mar 22, 7:05 PM HADT · 2383 days ago · 36 km deep · 22 km away
16. 1.756 km SE of Adak, AlaskaSun, Mar 22, 6:15 AM HADT · 2383 days ago · 27 km deep · 14 km away
17. 3.162 km S of Adak, AlaskaSun, Mar 22, 2:49 AM HADT · 2384 days ago · 35 km deep · 68 km away
18. 3.591 km SW of Atka, AlaskaFri, Mar 20, 2:44 AM HADT · 2386 days ago · 35 km deep · 53 km away
19. 1.995 km ESE of Adak, AlaskaThu, Mar 19, 8:07 PM HADT · 2386 days ago · 30 km deep · 43 km away
20. 3.017 km NNW of Adak, AlaskaThu, Mar 19, 3:33 PM HADT · 2386 days ago · 215 km deep · 69 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak02041ucsca. Read Thu, Oct 1, 2026, 1:27 AM UTC.