M1.5 earthquake 92 km W of Adak, Alaska

Magnitude

1.5 (ML, local (Richter)), micro

Magnitude from

AV

Local time

Sun, Apr 27, 2025, 2:15 AM HADT

UTC

2025-04-27 11:15:05 UTC

Depth

3.1 km (1.9 mi), shallow

Epicenter

51.874° N, 177.971° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 1.0 km in depth

Magnitude uncertainty

±0.19

Depth from

From location

Station coverage gap

139°

Stations used

6

After

1. 1.892 km W of Adak, AlaskaSun, Apr 27, 2:16 AM HADT · 524 days ago · 4 km deep · 0 km away
2. 1.7124 km WSW of Adak, AlaskaSun, Apr 27, 11:42 AM HADT · 524 days ago · 13 km deep · 59 km away
3. 1.8120 km WSW of Adak, AlaskaSun, Apr 27, 1:08 PM HADT · 523 days ago · 13 km deep · 55 km away
4. 1.9102 km WSW of Adak, AlaskaSun, Apr 27, 1:48 PM HADT · 523 days ago · 23 km deep · 45 km away
5. 1.9144 km WSW of Adak, AlaskaSun, Apr 27, 2:41 PM HADT · 523 days ago · 6 km deep · 66 km away
6. 2.1103 km SW of Adak, AlaskaSun, Apr 27, 8:39 PM HADT · 523 days ago · 22 km deep · 81 km away
7. 2.2129 km W of Adak, AlaskaMon, Apr 28, 6:14 AM HADT · 523 days ago · 11 km deep · 41 km away
8. 2.3168 km WSW of Adak, AlaskaMon, Apr 28, 10:03 AM HADT · 523 days ago · 41 km deep · 80 km away
9. 3.473 km NW of Adak, AlaskaTue, Apr 29, 2:34 AM HADT · 522 days ago · 239 km deep · 56 km away
10. 3.2148 km SW of Adak, AlaskaTue, Apr 29, 3:31 PM HADT · 521 days ago · 10 km deep · 92 km away
11. 2.846 km SSW of Adak, AlaskaTue, Apr 29, 11:05 PM HADT · 521 days ago · 32 km deep · 77 km away
12. 3.7127 km WSW of Adak, AlaskaWed, Apr 30, 7:22 AM HADT · 521 days ago · 10 km deep · 44 km away
13. 2.094 km SW of Adak, AlaskaWed, Apr 30, 10:48 AM HADT · 521 days ago · 33 km deep · 68 km away
14. 1.961 km WSW of Adak, AlaskaWed, Apr 30, 11:12 PM HADT · 520 days ago · 67 km deep · 47 km away
15. 1.6102 km WSW of Adak, AlaskaThu, May 1, 12:41 AM HADT · 520 days ago · 13 km deep · 33 km away
16. 2.0142 km WSW of Adak, AlaskaThu, May 1, 2:29 AM HADT · 520 days ago · 60 km deep · 63 km away
17. 1.8139 km SW of Adak, AlaskaThu, May 1, 6:25 AM HADT · 520 days ago · 26 km deep · 83 km away
18. 1.5103 km WSW of Adak, AlaskaThu, May 1, 8:13 AM HADT · 520 days ago · 21 km deep · 44 km away
19. 2.9135 km W of Adak, AlaskaThu, May 1, 9:20 AM HADT · 520 days ago · 18 km deep · 47 km away
20. 2.0144 km WSW of Adak, AlaskaThu, May 1, 3:48 PM HADT · 519 days ago · 55 km deep · 70 km away
21. 2.0111 km WSW of Adak, AlaskaFri, May 2, 1:51 AM HADT · 519 days ago · 13 km deep · 38 km away
22. 2.141 km S of Adak, AlaskaFri, May 2, 3:43 AM HADT · 519 days ago · 32 km deep · 96 km away
23. 3.1170 km WNW of Adak, AlaskaFri, May 2, 5:42 PM HADT · 518 days ago · 209 km deep · 84 km away
24. 1.841 km SW of Adak, AlaskaFri, May 2, 6:24 PM HADT · 518 days ago · 50 km deep · 67 km away
25. 1.656 km WSW of Adak, AlaskaFri, May 2, 7:12 PM HADT · 518 days ago · 13 km deep · 43 km away
26. 2.2110 km SW of Adak, AlaskaFri, May 2, 8:15 PM HADT · 518 days ago · 41 km deep · 67 km away
27. 4.0150 km WNW of Adak, AlaskaSat, May 3, 1:07 AM HADT · 518 days ago · 196 km deep · 64 km away
28. 2.2131 km WSW of Adak, AlaskaSat, May 3, 8:53 AM HADT · 518 days ago · 26 km deep · 63 km away
29. 2.157 km SSW of Adak, AlaskaSat, May 3, 5:38 PM HADT · 517 days ago · 46 km deep · 87 km away
30. 2.2138 km WSW of Adak, AlaskaSat, May 3, 10:00 PM HADT · 517 days ago · 24 km deep · 74 km away
31. 3.0184 km W of Adak, AlaskaSun, May 4, 12:15 AM HADT · 517 days ago · 98 km deep · 93 km away
32. 2.1117 km WSW of Adak, AlaskaSun, May 4, 1:09 AM HADT · 517 days ago · 49 km deep · 60 km away
33. 1.9112 km WSW of Adak, AlaskaSun, May 4, 2:52 AM HADT · 517 days ago · 14 km deep · 40 km away
34. 1.858 km SSW of Adak, AlaskaSun, May 4, 10:42 AM HADT · 517 days ago · 27 km deep · 82 km away
35. 2.2150 km WSW of Adak, AlaskaSun, May 4, 10:01 PM HADT · 516 days ago · 67 km deep · 64 km away
36. 1.9147 km WSW of Adak, AlaskaMon, May 5, 8:06 AM HADT · 516 days ago · 18 km deep · 69 km away
37. 1.6160 km WSW of Adak, AlaskaMon, May 5, 11:20 AM HADT · 516 days ago · 13 km deep · 72 km away
38. 1.9119 km WSW of Adak, AlaskaMon, May 5, 11:56 AM HADT · 516 days ago · 53 km deep · 48 km away
39. 2.8177 km W of Adak, AlaskaTue, May 6, 11:24 PM HADT · 514 days ago · 140 km deep · 86 km away
40. 3.0183 km W of Adak, AlaskaWed, May 7, 4:45 AM HADT · 514 days ago · 107 km deep · 92 km away
41. 3.3122 km WSW of Adak, AlaskaWed, May 7, 11:37 AM HADT · 514 days ago · 35 km deep · 60 km away
42. 1.984 km SW of Adak, AlaskaWed, May 7, 3:12 PM HADT · 513 days ago · 36 km deep · 51 km away
43. 1.7129 km WSW of Adak, AlaskaWed, May 7, 7:17 PM HADT · 513 days ago · 14 km deep · 57 km away
44. 1.672 km SW of Adak, AlaskaWed, May 7, 10:24 PM HADT · 513 days ago · 44 km deep · 52 km away
45. 1.9141 km WSW of Adak, AlaskaThu, May 8, 2:59 AM HADT · 513 days ago · 24 km deep · 76 km away
46. 1.819 km W of Adak, AlaskaThu, May 8, 3:24 AM HADT · 513 days ago · 9 km deep · 72 km away
47. 1.967 km WSW of Adak, AlaskaThu, May 8, 4:29 AM HADT · 513 days ago · 52 km deep · 45 km away
48. 2.2147 km WSW of Adak, AlaskaThu, May 8, 4:58 PM HADT · 512 days ago · 22 km deep · 83 km away
49. 2.060 km SW of Adak, AlaskaFri, May 9, 8:43 AM HADT · 512 days ago · 59 km deep · 54 km away
50. 2.9144 km WSW of Adak, AlaskaFri, May 9, 3:24 PM HADT · 511 days ago · 29 km deep · 80 km away
51. 2.2145 km WSW of Adak, AlaskaFri, May 9, 3:27 PM HADT · 511 days ago · 26 km deep · 83 km away
52. 3.0123 km SW of Adak, AlaskaFri, May 9, 5:29 PM HADT · 511 days ago · 35 km deep · 71 km away
53. 1.846 km WSW of Adak, AlaskaSat, May 10, 4:16 AM HADT · 511 days ago · 65 km deep · 57 km away
54. 2.181 km W of Adak, AlaskaSat, May 10, 11:02 AM HADT · 511 days ago · 5 km deep · 11 km away
55. 1.881 km W of Adak, AlaskaSat, May 10, 11:03 AM HADT · 511 days ago · 5 km deep · 11 km away
56. 2.444 km NNW of Adak, AlaskaSat, May 10, 12:27 PM HADT · 510 days ago · 183 km deep · 94 km away
57. 2.1130 km WSW of Adak, AlaskaSat, May 10, 4:30 PM HADT · 510 days ago · 26 km deep · 57 km away
58. 1.889 km WSW of Adak, AlaskaSun, May 11, 1:28 AM HADT · 510 days ago · 17 km deep · 47 km away
59. 2.0110 km SW of Adak, AlaskaSun, May 11, 7:45 AM HADT · 510 days ago · 22 km deep · 72 km away
60. 2.1129 km W of Adak, AlaskaSun, May 11, 8:30 AM HADT · 510 days ago · 7 km deep · 39 km away

The first 60 of at least 199.

Before

1. 1.962 km WSW of Adak, AlaskaSat, Apr 26, 12:47 PM HADT · 524 days ago · 20 km deep · 47 km away
2. 2.0189 km WSW of Adak, AlaskaSat, Apr 26, 9:21 AM HADT · 525 days ago · 54 km deep · 100 km away
3. 2.6108 km WSW of Adak, AlaskaSat, Apr 26, 12:43 AM HADT · 525 days ago · 70 km deep · 36 km away
4. 1.641 km SSW of Adak, AlaskaFri, Apr 25, 9:00 PM HADT · 525 days ago · 28 km deep · 78 km away
5. 1.976 km SSW of Adak, AlaskaFri, Apr 25, 10:46 AM HADT · 526 days ago · 25 km deep · 94 km away
6. 2.6150 km WSW of Adak, AlaskaThu, Apr 24, 11:23 PM HADT · 526 days ago · 29 km deep · 75 km away
7. 2.371 km SSW of Adak, AlaskaThu, Apr 24, 8:20 PM HADT · 526 days ago · 26 km deep · 87 km away
8. 1.844 km WSW of Adak, AlaskaThu, Apr 24, 6:27 PM HADT · 526 days ago · 62 km deep · 60 km away
9. 2.2147 km WSW of Adak, AlaskaThu, Apr 24, 4:16 AM HADT · 527 days ago · 17 km deep · 86 km away
10. 1.976 km SW of Adak, AlaskaWed, Apr 23, 8:10 PM HADT · 527 days ago · 20 km deep · 78 km away
11. 2.1125 km WSW of Adak, AlaskaWed, Apr 23, 8:07 PM HADT · 527 days ago · 19 km deep · 68 km away
12. 2.184 km WSW of Adak, AlaskaWed, Apr 23, 2:21 PM HADT · 527 days ago · 47 km deep · 51 km away
13. 2.558 km WSW of Adak, AlaskaWed, Apr 23, 12:18 PM HADT · 528 days ago · 9 km deep · 41 km away
14. 2.147 km SW of Adak, AlaskaWed, Apr 23, 9:07 AM HADT · 528 days ago · 55 km deep · 76 km away
15. 1.952 km SW of Adak, AlaskaWed, Apr 23, 8:38 AM HADT · 528 days ago · 46 km deep · 75 km away
16. 3.814 km SSE of Adak, AlaskaWed, Apr 23, 4:09 AM HADT · 528 days ago · 77 km deep · 98 km away
17. 3.269 km SSW of Adak, AlaskaWed, Apr 23, 3:49 AM HADT · 528 days ago · 35 km deep · 83 km away
18. 1.664 km WSW of Adak, AlaskaWed, Apr 23, 2:35 AM HADT · 528 days ago · 19 km deep · 47 km away
19. 1.8121 km W of Adak, AlaskaTue, Apr 22, 11:36 PM HADT · 528 days ago · 15 km deep · 31 km away
20. 1.858 km SSW of Adak, AlaskaTue, Apr 22, 11:03 PM HADT · 528 days ago · 35 km deep · 82 km away

From the USGS Earthquake Hazards Program and its partner networks, event av93588786. Read Sat, Oct 3, 2026, 8:52 AM UTC.