M1.6 earthquake 87 km W of Adak, Alaska

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

AV

Local time

Sun, Mar 8, 2026, 3:47 PM HADT

UTC

2026-03-09 00:47:52 UTC

Depth

6.1 km (3.8 mi), shallow

Epicenter

51.861° N, 177.910° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 1.0 km in depth

Magnitude uncertainty

±0.34

Depth from

From location

Station coverage gap

178°

Stations used

4

After

1. 2.887 km W of Adak, AlaskaSun, Mar 8, 3:51 PM HADT · 207 days ago · 13 km deep · 1 km away
2. 1.888 km W of Adak, AlaskaSun, Mar 8, 6:20 PM HADT · 207 days ago · 14 km deep · 4 km away
3. 2.183 km SSW of Adak, AlaskaMon, Mar 9, 5:37 PM HADT · 206 days ago · 39 km deep · 87 km away
4. 2.199 km WSW of Adak, AlaskaMon, Mar 9, 5:41 PM HADT · 206 days ago · 30 km deep · 47 km away
5. 1.5132 km W of Adak, AlaskaTue, Mar 10, 2:31 AM HADT · 206 days ago · 7 km deep · 47 km away
6. 2.059 km SW of Adak, AlaskaWed, Mar 11, 6:30 AM HADT · 204 days ago · 54 km deep · 68 km away
7. 3.4134 km SW of Adak, AlaskaWed, Mar 11, 6:51 AM HADT · 204 days ago · 12 km deep · 95 km away
8. 1.732 km SW of Adak, AlaskaThu, Mar 12, 1:42 AM HADT · 204 days ago · 74 km deep · 68 km away
9. 1.889 km W of Adak, AlaskaThu, Mar 12, 2:32 AM HADT · 204 days ago · 14 km deep · 2 km away
10. 2.186 km SW of Adak, AlaskaThu, Mar 12, 4:26 AM HADT · 203 days ago · 37 km deep · 57 km away
11. 2.3128 km SW of Adak, AlaskaThu, Mar 12, 5:30 PM HADT · 203 days ago · 14 km deep · 82 km away
12. 2.3122 km SW of Adak, AlaskaThu, Mar 12, 6:49 PM HADT · 203 days ago · 20 km deep · 97 km away
13. 3.568 km SSW of Adak, AlaskaFri, Mar 13, 6:05 AM HADT · 202 days ago · 35 km deep · 78 km away
14. 2.4143 km WSW of Adak, AlaskaFri, Mar 13, 1:57 PM HADT · 202 days ago · 12 km deep · 68 km away
15. 2.658 km SW of Adak, AlaskaFri, Mar 13, 6:08 PM HADT · 202 days ago · 28 km deep · 52 km away
16. 2.078 km SW of Adak, AlaskaSat, Mar 14, 2:24 PM HADT · 201 days ago · 58 km deep · 53 km away
17. 2.153 km S of Adak, AlaskaSat, Mar 14, 4:04 PM HADT · 201 days ago · 50 km deep · 96 km away
18. 1.958 km W of Adak, AlaskaSat, Mar 14, 8:13 PM HADT · 201 days ago · 121 km deep · 33 km away
19. 1.5126 km W of Adak, AlaskaSun, Mar 15, 4:39 AM HADT · 200 days ago · 20 km deep · 39 km away
20. 2.357 km SSW of Adak, AlaskaSun, Mar 15, 10:47 AM HADT · 200 days ago · 50 km deep · 79 km away
21. 2.2151 km WSW of Adak, AlaskaSun, Mar 15, 8:35 PM HADT · 200 days ago · 39 km deep · 77 km away
22. 2.5148 km W of Adak, AlaskaMon, Mar 16, 1:15 AM HADT · 200 days ago · 19 km deep · 61 km away
23. 1.8128 km WSW of Adak, AlaskaMon, Mar 16, 4:00 AM HADT · 199 days ago · 17 km deep · 47 km away
24. 2.350 km SSW of Adak, AlaskaMon, Mar 16, 6:51 AM HADT · 199 days ago · 27 km deep · 91 km away
25. 1.8130 km WSW of Adak, AlaskaMon, Mar 16, 4:20 PM HADT · 199 days ago · 11 km deep · 53 km away
26. 2.0135 km WSW of Adak, AlaskaMon, Mar 16, 5:35 PM HADT · 199 days ago · 37 km deep · 73 km away
27. 2.097 km SW of Adak, AlaskaMon, Mar 16, 5:50 PM HADT · 199 days ago · 20 km deep · 66 km away
28. 2.283 km SSW of Adak, AlaskaTue, Mar 17, 4:22 AM HADT · 198 days ago · 20 km deep · 98 km away
29. 1.7108 km WSW of Adak, AlaskaTue, Mar 17, 6:54 AM HADT · 198 days ago · 17 km deep · 53 km away
30. 1.887 km W of Adak, AlaskaTue, Mar 17, 8:34 AM HADT · 198 days ago · 12 km deep · 2 km away
31. 2.4136 km WSW of Adak, AlaskaTue, Mar 17, 6:22 PM HADT · 198 days ago · 35 km deep · 74 km away
32. 2.2126 km WSW of Adak, AlaskaWed, Mar 18, 8:13 AM HADT · 197 days ago · 35 km deep · 64 km away
33. 2.4164 km WSW of Adak, AlaskaWed, Mar 18, 4:08 PM HADT · 197 days ago · 28 km deep · 96 km away
34. 2.4155 km SW of Adak, AlaskaThu, Mar 19, 12:56 AM HADT · 197 days ago · 10 km deep · 94 km away
35. 2.3160 km WSW of Adak, AlaskaThu, Mar 19, 4:26 AM HADT · 196 days ago · 11 km deep · 83 km away
36. 1.9129 km WSW of Adak, AlaskaThu, Mar 19, 5:47 AM HADT · 196 days ago · 22 km deep · 69 km away
37. 2.5117 km SW of Adak, AlaskaThu, Mar 19, 8:32 AM HADT · 196 days ago · 35 km deep · 76 km away
38. 1.885 km SW of Adak, AlaskaThu, Mar 19, 10:07 AM HADT · 196 days ago · 27 km deep · 63 km away
39. 2.9120 km WSW of Adak, AlaskaThu, Mar 19, 11:54 AM HADT · 196 days ago · 26 km deep · 52 km away
40. 2.476 km SW of Adak, AlaskaThu, Mar 19, 6:21 PM HADT · 196 days ago · 58 km deep · 58 km away
41. 1.739 km SSW of Adak, AlaskaThu, Mar 19, 9:42 PM HADT · 196 days ago · 20 km deep · 78 km away
42. 2.1132 km WSW of Adak, AlaskaFri, Mar 20, 12:02 AM HADT · 196 days ago · 4 km deep · 63 km away
43. 2.350 km SSW of Adak, AlaskaFri, Mar 20, 2:25 AM HADT · 196 days ago · 21 km deep · 86 km away
44. 2.4117 km WSW of Adak, AlaskaFri, Mar 20, 7:59 AM HADT · 195 days ago · 21 km deep · 63 km away
45. 2.581 km SSW of Adak, AlaskaFri, Mar 20, 2:16 PM HADT · 195 days ago · 35 km deep · 81 km away
46. 2.386 km SW of Adak, AlaskaSat, Mar 21, 10:06 AM HADT · 194 days ago · 29 km deep · 60 km away
47. 3.299 km SW of Adak, AlaskaSun, Mar 22, 1:58 AM HADT · 194 days ago · 35 km deep · 66 km away
48. 2.584 km SSW of Adak, AlaskaSun, Mar 22, 5:19 AM HADT · 193 days ago · 22 km deep · 96 km away
49. 2.532 km SSW of Adak, AlaskaMon, Mar 23, 2:38 PM HADT · 192 days ago · 35 km deep · 81 km away
50. 2.067 km W of Adak, AlaskaTue, Mar 24, 4:26 AM HADT · 191 days ago · 86 km deep · 23 km away
51. 4.527 km S of Adak, AlaskaTue, Mar 24, 7:43 AM HADT · 191 days ago · 54 km deep · 89 km away · felt by 1
52. 2.058 km WSW of Adak, AlaskaTue, Mar 24, 8:36 AM HADT · 191 days ago · 86 km deep · 42 km away
53. 3.1132 km WSW of Adak, AlaskaTue, Mar 24, 2:42 PM HADT · 191 days ago · 31 km deep · 73 km away
54. 2.045 km SSW of Adak, AlaskaTue, Mar 24, 4:59 PM HADT · 191 days ago · 19 km deep · 86 km away
55. 2.480 km SSW of Adak, AlaskaTue, Mar 24, 5:02 PM HADT · 191 days ago · 35 km deep · 87 km away
56. 2.5173 km WSW of Adak, AlaskaWed, Mar 25, 5:49 AM HADT · 190 days ago · 5 km deep · 94 km away
57. 2.3109 km WSW of Adak, AlaskaWed, Mar 25, 6:03 AM HADT · 190 days ago · 8 km deep · 58 km away
58. 1.922 km S of Adak, AlaskaWed, Mar 25, 7:24 AM HADT · 190 days ago · 75 km deep · 89 km away
59. 2.2106 km SW of Adak, AlaskaWed, Mar 25, 9:33 AM HADT · 190 days ago · 20 km deep · 61 km away
60. 2.475 km SSW of Adak, AlaskaWed, Mar 25, 2:59 PM HADT · 190 days ago · 26 km deep · 94 km away

The first 60 of 143.

Before

1. 2.189 km W of Adak, AlaskaSun, Mar 8, 3:47 PM HADT · 207 days ago · 13 km deep · 2 km away
2. 2.2144 km SW of Adak, AlaskaSun, Mar 8, 8:44 AM HADT · 207 days ago · 35 km deep · 100 km away
3. 2.582 km SW of Adak, AlaskaFri, Mar 6, 3:20 PM HAST · 209 days ago · 35 km deep · 61 km away
4. 2.7138 km WSW of Adak, AlaskaFri, Mar 6, 2:40 PM HAST · 209 days ago · 33 km deep · 75 km away
5. 2.460 km SSW of Adak, AlaskaFri, Mar 6, 1:02 PM HAST · 209 days ago · 34 km deep · 79 km away
6. 2.798 km SW of Adak, AlaskaFri, Mar 6, 4:43 AM HAST · 209 days ago · 35 km deep · 54 km away
7. 2.1143 km WSW of Adak, AlaskaThu, Mar 5, 1:08 AM HAST · 211 days ago · 12 km deep · 70 km away
8. 2.7129 km WSW of Adak, AlaskaWed, Mar 4, 11:36 AM HAST · 211 days ago · 35 km deep · 59 km away
9. 3.3122 km WSW of Adak, AlaskaTue, Mar 3, 9:49 PM HAST · 212 days ago · 15 km deep · 58 km away
10. 3.032 km SSW of Adak, AlaskaSun, Mar 1, 10:45 PM HAST · 214 days ago · 35 km deep · 80 km away
11. 2.3101 km WSW of Adak, AlaskaTue, Feb 24, 7:14 AM HAST · 219 days ago · 69 km deep · 44 km away
12. 2.8126 km SW of Adak, AlaskaTue, Feb 24, 6:17 AM HAST · 219 days ago · 35 km deep · 72 km away
13. 2.664 km SSW of Adak, AlaskaMon, Feb 23, 9:35 PM HAST · 220 days ago · 38 km deep · 79 km away
14. 2.385 km SW of Adak, AlaskaMon, Feb 23, 9:11 PM HAST · 220 days ago · 27 km deep · 60 km away
15. 3.3134 km WSW of Adak, AlaskaMon, Feb 23, 8:26 PM HAST · 220 days ago · 35 km deep · 71 km away
16. 4.2141 km WSW of Adak, AlaskaMon, Feb 23, 9:14 AM HAST · 220 days ago · 35 km deep · 77 km away
17. 2.532 km S of Adak, AlaskaSun, Feb 22, 10:13 PM HAST · 221 days ago · 68 km deep · 89 km away
18. 3.979 km SW of Adak, AlaskaSat, Feb 21, 10:19 PM HAST · 222 days ago · 52 km deep · 60 km away
19. 2.02 km WNW of Adak, AlaskaSat, Feb 21, 6:52 PM HAST · 222 days ago · -2 km deep · 86 km away
20. 2.745 km S of Adak, AlaskaThu, Feb 19, 7:30 PM HAST · 224 days ago · 33 km deep · 97 km away

From the USGS Earthquake Hazards Program and its partner networks, event av93056254. Read Fri, Oct 2, 2026, 12:05 AM UTC.