M2.3 earthquake 50 km SSW of Adak, Alaska

Magnitude

2.3 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Fri, Mar 20, 2026, 2:25 AM HADT

UTC

2026-03-20 11:25:21 UTC

Depth

20.5 km (12.7 mi), shallow

Epicenter

51.443° N, 176.863° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 8.2 km horizontally, 4.5 km in depth

Magnitude uncertainty

±0.20

Station coverage gap

212°, poorly surrounded by stations

Stations used

23

After

1. 2.4117 km WSW of Adak, AlaskaFri, Mar 20, 7:59 AM HADT · 195 days ago · 21 km deep · 84 km away
2. 2.581 km SSW of Adak, AlaskaFri, Mar 20, 2:16 PM HADT · 195 days ago · 35 km deep · 34 km away
3. 2.386 km SW of Adak, AlaskaSat, Mar 21, 10:06 AM HADT · 194 days ago · 29 km deep · 51 km away
4. 3.299 km SW of Adak, AlaskaSun, Mar 22, 1:58 AM HADT · 193 days ago · 35 km deep · 62 km away
5. 2.573 km SSE of Adak, AlaskaSun, Mar 22, 4:02 AM HADT · 193 days ago · 35 km deep · 39 km away
6. 2.584 km SSW of Adak, AlaskaSun, Mar 22, 5:19 AM HADT · 193 days ago · 22 km deep · 34 km away
7. 2.358 km S of Adak, AlaskaSun, Mar 22, 6:25 AM HADT · 193 days ago · 39 km deep · 15 km away
8. 2.532 km SSW of Adak, AlaskaMon, Mar 23, 2:38 PM HADT · 192 days ago · 35 km deep · 18 km away
9. 2.472 km SE of Adak, AlaskaTue, Mar 24, 2:01 AM HADT · 191 days ago · 21 km deep · 63 km away
10. 2.067 km W of Adak, AlaskaTue, Mar 24, 4:26 AM HADT · 191 days ago · 86 km deep · 63 km away
11. 4.527 km S of Adak, AlaskaTue, Mar 24, 7:43 AM HADT · 191 days ago · 54 km deep · 24 km away · felt by 1
12. 2.058 km WSW of Adak, AlaskaTue, Mar 24, 8:36 AM HADT · 191 days ago · 86 km deep · 44 km away
13. 3.1132 km WSW of Adak, AlaskaTue, Mar 24, 2:42 PM HADT · 191 days ago · 31 km deep · 99 km away
14. 2.045 km SSW of Adak, AlaskaTue, Mar 24, 4:59 PM HADT · 191 days ago · 19 km deep · 5 km away
15. 2.480 km SSW of Adak, AlaskaTue, Mar 24, 5:02 PM HADT · 191 days ago · 35 km deep · 32 km away
16. 2.573 km SSE of Adak, AlaskaTue, Mar 24, 5:49 PM HADT · 191 days ago · 35 km deep · 48 km away
17. 2.270 km SSE of Adak, AlaskaTue, Mar 24, 7:40 PM HADT · 191 days ago · 25 km deep · 53 km away
18. 2.3109 km WSW of Adak, AlaskaWed, Mar 25, 6:03 AM HADT · 190 days ago · 8 km deep · 77 km away
19. 1.922 km S of Adak, AlaskaWed, Mar 25, 7:24 AM HADT · 190 days ago · 75 km deep · 29 km away
20. 2.2106 km SW of Adak, AlaskaWed, Mar 25, 9:33 AM HADT · 190 days ago · 20 km deep · 72 km away
21. 2.475 km SSW of Adak, AlaskaWed, Mar 25, 2:59 PM HADT · 190 days ago · 26 km deep · 25 km away
22. 2.383 km SW of Adak, AlaskaWed, Mar 25, 6:53 PM HADT · 190 days ago · 27 km deep · 41 km away
23. 2.4131 km SW of Adak, AlaskaWed, Mar 25, 8:38 PM HADT · 190 days ago · 15 km deep · 96 km away
24. 2.973 km SW of Adak, AlaskaThu, Mar 26, 5:28 AM HADT · 189 days ago · 35 km deep · 30 km away
25. 2.568 km S of Adak, AlaskaThu, Mar 26, 6:28 AM HADT · 189 days ago · 2 km deep · 25 km away
26. 2.590 km SW of Adak, AlaskaThu, Mar 26, 7:32 AM HADT · 189 days ago · 2 km deep · 47 km away
27. 2.466 km SE of Adak, AlaskaThu, Mar 26, 1:18 PM HADT · 189 days ago · 35 km deep · 62 km away
28. 2.2121 km WSW of Adak, AlaskaThu, Mar 26, 3:21 PM HADT · 189 days ago · 34 km deep · 93 km away
29. 3.0130 km SSW of Adak, AlaskaFri, Mar 27, 3:40 AM HADT · 188 days ago · 10 km deep · 82 km away
30. 3.759 km S of Adak, AlaskaFri, Mar 27, 9:58 AM HADT · 188 days ago · 35 km deep · 12 km away
31. 2.468 km SE of Adak, AlaskaFri, Mar 27, 11:13 AM HADT · 188 days ago · 22 km deep · 59 km away
32. 2.560 km SE of Adak, AlaskaSat, Mar 28, 3:01 AM HADT · 187 days ago · 36 km deep · 63 km away
33. 2.268 km SSW of Adak, AlaskaSat, Mar 28, 4:42 AM HADT · 187 days ago · 28 km deep · 18 km away
34. 2.295 km SW of Adak, AlaskaSat, Mar 28, 8:59 AM HADT · 187 days ago · 26 km deep · 61 km away
35. 2.479 km SSE of Adak, AlaskaSat, Mar 28, 2:29 PM HADT · 187 days ago · 23 km deep · 48 km away
36. 2.293 km SW of Adak, AlaskaSat, Mar 28, 5:55 PM HADT · 187 days ago · 23 km deep · 59 km away
37. 2.482 km S of Adak, AlaskaSat, Mar 28, 8:59 PM HADT · 187 days ago · 19 km deep · 38 km away
38. 2.371 km SE of Adak, AlaskaSat, Mar 28, 10:25 PM HADT · 186 days ago · 19 km deep · 63 km away
39. 2.183 km SW of Adak, AlaskaSun, Mar 29, 3:12 AM HADT · 186 days ago · 26 km deep · 49 km away
40. 2.272 km SSE of Adak, AlaskaSun, Mar 29, 4:19 AM HADT · 186 days ago · 19 km deep · 48 km away
41. 2.581 km SSE of Adak, AlaskaSun, Mar 29, 1:03 PM HADT · 186 days ago · 16 km deep · 50 km away
42. 2.8111 km WSW of Adak, AlaskaSun, Mar 29, 4:01 PM HADT · 186 days ago · 70 km deep · 90 km away
43. 2.460 km ESE of Adak, AlaskaSun, Mar 29, 7:45 PM HADT · 186 days ago · 60 km deep · 72 km away
44. 1.973 km SSE of Adak, AlaskaMon, Mar 30, 3:15 AM HADT · 185 days ago · 14 km deep · 58 km away
45. 2.261 km S of Adak, AlaskaMon, Mar 30, 6:20 AM HADT · 185 days ago · 27 km deep · 21 km away
46. 2.973 km SSW of Adak, AlaskaMon, Mar 30, 9:11 AM HADT · 185 days ago · 35 km deep · 24 km away
47. 2.3125 km WSW of Adak, AlaskaMon, Mar 30, 11:17 AM HADT · 185 days ago · 17 km deep · 94 km away
48. 2.872 km ESE of Adak, AlaskaMon, Mar 30, 3:04 PM HADT · 185 days ago · 53 km deep · 89 km away
49. 2.264 km S of Adak, AlaskaMon, Mar 30, 7:26 PM HADT · 185 days ago · 28 km deep · 32 km away
50. 2.674 km SSE of Adak, AlaskaTue, Mar 31, 7:48 AM HADT · 184 days ago · 35 km deep · 58 km away
51. 2.974 km SW of Adak, AlaskaTue, Mar 31, 10:39 PM HADT · 183 days ago · 35 km deep · 29 km away
52. 2.348 km SSW of Adak, AlaskaWed, Apr 1, 10:24 AM HADT · 183 days ago · 35 km deep · 2 km away
53. 2.5122 km SW of Adak, AlaskaWed, Apr 1, 7:12 PM HADT · 183 days ago · 27 km deep · 81 km away
54. 2.676 km SE of Adak, AlaskaWed, Apr 1, 7:47 PM HADT · 183 days ago · 35 km deep · 69 km away
55. 3.0124 km WSW of Adak, AlaskaWed, Apr 1, 9:34 PM HADT · 183 days ago · 31 km deep · 95 km away
56. 2.479 km SSW of Adak, AlaskaThu, Apr 2, 5:54 AM HADT · 182 days ago · 28 km deep · 30 km away
57. 2.4131 km SW of Adak, AlaskaThu, Apr 2, 10:00 AM HADT · 182 days ago · 11 km deep · 92 km away
58. 2.461 km SSE of Adak, AlaskaThu, Apr 2, 1:21 PM HADT · 182 days ago · 26 km deep · 48 km away
59. 2.539 km SSW of Adak, AlaskaThu, Apr 2, 2:01 PM HADT · 182 days ago · 10 km deep · 15 km away
60. 2.289 km W of Adak, AlaskaFri, Apr 3, 6:43 PM HADT · 181 days ago · 13 km deep · 87 km away

The first 60 of at least 199.

Before

1. 1.739 km SSW of Adak, AlaskaThu, Mar 19, 9:42 PM HADT · 196 days ago · 20 km deep · 12 km away
2. 2.476 km SW of Adak, AlaskaThu, Mar 19, 6:21 PM HADT · 196 days ago · 58 km deep · 42 km away
3. 2.182 km SSE of Adak, AlaskaThu, Mar 19, 1:52 PM HADT · 196 days ago · 17 km deep · 49 km away
4. 2.9120 km WSW of Adak, AlaskaThu, Mar 19, 11:54 AM HADT · 196 days ago · 26 km deep · 94 km away
5. 1.885 km SW of Adak, AlaskaThu, Mar 19, 10:07 AM HADT · 196 days ago · 27 km deep · 48 km away
6. 2.5117 km SW of Adak, AlaskaThu, Mar 19, 8:32 AM HADT · 196 days ago · 35 km deep · 78 km away
7. 1.9129 km WSW of Adak, AlaskaThu, Mar 19, 5:47 AM HADT · 196 days ago · 22 km deep · 97 km away
8. 2.273 km SSE of Adak, AlaskaThu, Mar 19, 5:30 AM HADT · 196 days ago · 12 km deep · 58 km away
9. 2.278 km SE of Adak, AlaskaWed, Mar 18, 10:44 AM HADT · 197 days ago · 7 km deep · 62 km away
10. 2.2126 km WSW of Adak, AlaskaWed, Mar 18, 8:13 AM HADT · 197 days ago · 35 km deep · 95 km away
11. 1.887 km W of Adak, AlaskaTue, Mar 17, 8:34 AM HADT · 198 days ago · 12 km deep · 85 km away
12. 1.7108 km WSW of Adak, AlaskaTue, Mar 17, 6:54 AM HADT · 198 days ago · 17 km deep · 79 km away
13. 2.283 km SSW of Adak, AlaskaTue, Mar 17, 4:22 AM HADT · 198 days ago · 20 km deep · 33 km away
14. 2.097 km SW of Adak, AlaskaMon, Mar 16, 5:50 PM HADT · 199 days ago · 20 km deep · 59 km away
15. 2.273 km S of Adak, AlaskaMon, Mar 16, 3:12 PM HADT · 199 days ago · 26 km deep · 28 km away
16. 2.771 km SE of Adak, AlaskaMon, Mar 16, 11:50 AM HADT · 199 days ago · 35 km deep · 59 km away
17. 2.350 km SSW of Adak, AlaskaMon, Mar 16, 6:51 AM HADT · 199 days ago · 27 km deep · 5 km away
18. 2.467 km SE of Adak, AlaskaSun, Mar 15, 4:53 PM HADT · 200 days ago · 35 km deep · 67 km away
19. 2.357 km SSW of Adak, AlaskaSun, Mar 15, 10:47 AM HADT · 200 days ago · 50 km deep · 11 km away
20. 3.444 km E of Adak, AlaskaSat, Mar 14, 9:37 PM HADT · 201 days ago · 78 km deep · 72 km away

From the USGS Earthquake Hazards Program and its partner networks, event aka2026fobjgj. Read Thu, Oct 1, 2026, 6:29 PM UTC.