M1.8 earthquake 159 km W of Adak, Alaska

Magnitude

1.8 (ML, local (Richter)), micro

Magnitude from

AV

Local time

Sun, Apr 5, 2026, 6:52 PM HADT

UTC

2026-04-06 03:52:48 UTC

Depth

8.1 km (5.0 mi), shallow

Epicenter

51.705° N, 178.927° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 2.3 km horizontally, 2.9 km in depth

Magnitude uncertainty

±0.34

Depth from

From location

Station coverage gap

235°, poorly surrounded by stations

Stations used

6

After

1. 2.4117 km WSW of Adak, AlaskaSun, Apr 5, 9:44 PM HADT · 179 days ago · 13 km deep · 70 km away
2. 2.4107 km SW of Adak, AlaskaMon, Apr 6, 1:49 AM HADT · 179 days ago · 22 km deep · 87 km away
3. 2.8111 km SW of Adak, AlaskaMon, Apr 6, 2:57 AM HADT · 179 days ago · 35 km deep · 89 km away
4. 2.5132 km WSW of Adak, AlaskaMon, Apr 6, 4:17 AM HADT · 179 days ago · 10 km deep · 49 km away
5. 2.6171 km W of Adak, AlaskaWed, Apr 8, 8:32 PM HADT · 176 days ago · 10 km deep · 12 km away
6. 2.491 km SW of Adak, AlaskaThu, Apr 9, 8:11 PM HADT · 175 days ago · 32 km deep · 89 km away
7. 2.6167 km SW of Adak, AlaskaThu, Apr 9, 11:58 PM HADT · 175 days ago · 10 km deep · 86 km away
8. 2.5155 km WNW of Adak, AlaskaFri, Apr 10, 5:25 AM HADT · 175 days ago · 14 km deep · 94 km away
9. 2.6167 km SW of Adak, AlaskaSat, Apr 11, 5:14 PM HADT · 174 days ago · 5 km deep · 88 km away
10. 2.999 km W of Adak, AlaskaSun, Apr 12, 9:52 AM HADT · 173 days ago · 150 km deep · 59 km away
11. 2.7138 km SW of Adak, AlaskaMon, Apr 13, 12:01 PM HADT · 172 days ago · 28 km deep · 90 km away
12. 2.7139 km WSW of Adak, AlaskaMon, Apr 13, 10:20 PM HADT · 171 days ago · 32 km deep · 61 km away
13. 2.6172 km WSW of Adak, AlaskaTue, Apr 14, 12:54 AM HADT · 171 days ago · 13 km deep · 44 km away
14. 3.1128 km WSW of Adak, AlaskaWed, Apr 15, 10:28 AM HADT · 170 days ago · 32 km deep · 65 km away
15. 2.5167 km W of Adak, AlaskaThu, Apr 16, 12:04 AM HADT · 169 days ago · 16 km deep · 9 km away
16. 3.6183 km WSW of Adak, AlaskaFri, Apr 17, 4:13 AM HADT · 168 days ago · 29 km deep · 53 km away
17. 2.8144 km WSW of Adak, AlaskaFri, Apr 17, 3:47 PM HADT · 168 days ago · 33 km deep · 58 km away
18. 3.2101 km WSW of Adak, AlaskaFri, Apr 17, 6:51 PM HADT · 168 days ago · 58 km deep · 78 km away
19. 5.0209 km WSW of Adak, AlaskaSat, Apr 18, 4:15 AM HADT · 167 days ago · 38 km deep · 53 km away
20. 1.8161 km W of Adak, AlaskaSun, Apr 19, 5:35 AM HADT · 166 days ago · 8 km deep · 8 km away
21. 3.2152 km SW of Adak, AlaskaSun, Apr 19, 8:40 PM HADT · 165 days ago · 22 km deep · 74 km away
22. 3.8163 km SW of Adak, AlaskaMon, Apr 20, 8:17 AM HADT · 165 days ago · 10 km deep · 95 km away
23. 2.9242 km WSW of Adak, AlaskaMon, Apr 20, 8:24 PM GMT-12 · 164 days ago · 10 km deep · 96 km away
24. 1.691 km W of Adak, AlaskaTue, Apr 21, 4:27 AM HADT · 164 days ago · 2 km deep · 69 km away
25. 2.9211 km WSW of Adak, AlaskaTue, Apr 21, 6:21 AM HADT · 164 days ago · 17 km deep · 87 km away
26. 3.7129 km WSW of Adak, AlaskaWed, Apr 22, 2:11 AM HADT · 163 days ago · 10 km deep · 45 km away
27. 1.5150 km W of Adak, AlaskaThu, Apr 23, 5:44 PM HADT · 162 days ago · 6 km deep · 23 km away
28. 2.7149 km SW of Adak, AlaskaFri, Apr 24, 1:33 AM HADT · 161 days ago · 27 km deep · 73 km away
29. 2.8119 km SW of Adak, AlaskaSat, Apr 25, 3:25 PM HADT · 160 days ago · 35 km deep · 80 km away
30. 2.0128 km WSW of Adak, AlaskaTue, Apr 28, 4:56 PM HADT · 157 days ago · 9 km deep · 44 km away
31. 3.0167 km WSW of Adak, AlaskaThu, Apr 30, 4:33 AM HADT · 155 days ago · 60 km deep · 58 km away
32. 2.6155 km WSW of Adak, AlaskaThu, Apr 30, 6:24 AM HADT · 155 days ago · 43 km deep · 43 km away
33. 2.5204 km WSW of Adak, AlaskaThu, Apr 30, 7:55 PM HADT · 154 days ago · 35 km deep · 60 km away
34. 2.4134 km WSW of Adak, AlaskaFri, May 1, 12:50 AM HADT · 154 days ago · 2 km deep · 58 km away
35. 2.9119 km WSW of Adak, AlaskaFri, May 1, 1:13 AM HADT · 154 days ago · 35 km deep · 59 km away
36. 2.0125 km WSW of Adak, AlaskaFri, May 1, 2:12 AM HADT · 154 days ago · 82 km deep · 38 km away
37. 1.8166 km W of Adak, AlaskaSat, May 2, 9:48 PM HADT · 152 days ago · 11 km deep · 8 km away
38. 2.3115 km WSW of Adak, AlaskaSun, May 3, 11:54 AM HADT · 152 days ago · 26 km deep · 74 km away
39. 3.0235 km WSW of Adak, AlaskaMon, May 4, 4:52 AM HADT · 151 days ago · 63 km deep · 78 km away
40. 3.3248 km W of Adak, AlaskaTue, May 5, 5:16 AM GMT+12 · 151 days ago · 165 km deep · 92 km away
41. 3.2252 km W of Adak, AlaskaTue, May 5, 5:25 AM GMT+12 · 151 days ago · 74 km deep · 93 km away
42. 2.3127 km WSW of Adak, AlaskaTue, May 5, 4:12 AM HADT · 150 days ago · 10 km deep · 44 km away
43. 2.7121 km WSW of Adak, AlaskaWed, May 6, 2:10 AM HADT · 149 days ago · 7 km deep · 69 km away
44. 2.1168 km W of Adak, AlaskaThu, May 7, 7:17 AM HADT · 148 days ago · 15 km deep · 10 km away
45. 2.7217 km WSW of Adak, AlaskaThu, May 7, 7:21 AM HADT · 148 days ago · 3 km deep · 96 km away
46. 2.5138 km SW of Adak, AlaskaThu, May 7, 7:41 AM HADT · 148 days ago · 35 km deep · 87 km away
47. 2.5140 km SW of Adak, AlaskaThu, May 7, 8:44 AM HADT · 148 days ago · 15 km deep · 90 km away
48. 2.7217 km WSW of Adak, AlaskaThu, May 7, 3:54 PM HADT · 148 days ago · 11 km deep · 100 km away
49. 2.2126 km WSW of Adak, AlaskaThu, May 7, 5:00 PM HADT · 148 days ago · 11 km deep · 49 km away
50. 2.297 km SW of Adak, AlaskaThu, May 7, 9:37 PM HADT · 147 days ago · 19 km deep · 85 km away
51. 2.392 km SW of Adak, AlaskaFri, May 8, 3:20 AM HADT · 147 days ago · 19 km deep · 95 km away
52. 2.3135 km WSW of Adak, AlaskaFri, May 8, 12:03 PM HADT · 147 days ago · 8 km deep · 51 km away
53. 2.3114 km WSW of Adak, AlaskaFri, May 8, 3:54 PM HADT · 147 days ago · 19 km deep · 76 km away
54. 2.3127 km WSW of Adak, AlaskaFri, May 8, 4:00 PM HADT · 147 days ago · 10 km deep · 43 km away
55. 2.397 km SW of Adak, AlaskaSat, May 9, 2:42 AM HADT · 146 days ago · 36 km deep · 88 km away
56. 2.3158 km WSW of Adak, AlaskaSat, May 9, 3:16 PM HADT · 146 days ago · 3 km deep · 54 km away
57. 2.1123 km WSW of Adak, AlaskaSat, May 9, 5:31 PM HADT · 146 days ago · 11 km deep · 66 km away
58. 2.9197 km W of Adak, AlaskaSun, May 10, 3:13 PM HADT · 145 days ago · 110 km deep · 41 km away
59. 2.494 km SW of Adak, AlaskaSun, May 10, 4:32 PM HADT · 145 days ago · 27 km deep · 91 km away
60. 2.386 km SW of Adak, AlaskaSun, May 10, 11:51 PM HADT · 144 days ago · 19 km deep · 99 km away

The first 60 of 114.

Before

1. 2.065 km WSW of Adak, AlaskaSun, Apr 5, 4:36 AM HADT · 180 days ago · 94 km deep · 95 km away
2. 4.6181 km WSW of Adak, AlaskaSun, Apr 5, 12:19 AM HADT · 180 days ago · 35 km deep · 62 km away
3. 2.190 km W of Adak, AlaskaFri, Apr 3, 9:08 PM HADT · 181 days ago · 13 km deep · 70 km away
4. 2.5121 km WSW of Adak, AlaskaFri, Apr 3, 7:29 PM HADT · 182 days ago · 10 km deep · 67 km away
5. 2.289 km W of Adak, AlaskaFri, Apr 3, 6:43 PM HADT · 182 days ago · 13 km deep · 71 km away
6. 2.4131 km SW of Adak, AlaskaThu, Apr 2, 10:00 AM HADT · 183 days ago · 11 km deep · 88 km away
7. 3.2195 km WSW of Adak, AlaskaThu, Apr 2, 2:39 AM HADT · 183 days ago · 18 km deep · 59 km away
8. 3.0124 km WSW of Adak, AlaskaWed, Apr 1, 9:34 PM HADT · 183 days ago · 31 km deep · 62 km away
9. 2.5122 km SW of Adak, AlaskaWed, Apr 1, 7:12 PM HADT · 184 days ago · 27 km deep · 98 km away
10. 2.5149 km SW of Adak, AlaskaWed, Apr 1, 3:28 PM HADT · 184 days ago · 23 km deep · 73 km away
11. 2.3125 km WSW of Adak, AlaskaMon, Mar 30, 11:17 AM HADT · 186 days ago · 17 km deep · 66 km away
12. 2.3221 km W of Adak, AlaskaSun, Mar 29, 9:46 PM HADT · 186 days ago · 93 km deep · 66 km away
13. 3.0219 km WSW of Adak, AlaskaSun, Mar 29, 7:28 PM HADT · 187 days ago · 6 km deep · 97 km away
14. 2.8111 km WSW of Adak, AlaskaSun, Mar 29, 4:01 PM HADT · 187 days ago · 70 km deep · 57 km away
15. 2.3193 km WSW of Adak, AlaskaSun, Mar 29, 6:33 AM HADT · 187 days ago · 28 km deep · 54 km away
16. 2.183 km SW of Adak, AlaskaSun, Mar 29, 3:12 AM HADT · 187 days ago · 26 km deep · 99 km away
17. 3.2202 km W of Adak, AlaskaSat, Mar 28, 7:31 PM HADT · 188 days ago · 82 km deep · 44 km away
18. 2.293 km SW of Adak, AlaskaSat, Mar 28, 5:55 PM HADT · 188 days ago · 23 km deep · 93 km away
19. 2.5236 km W of Adak, AlaskaSat, Mar 28, 1:56 PM HADT · 188 days ago · 146 km deep · 93 km away
20. 2.295 km SW of Adak, AlaskaSat, Mar 28, 8:59 AM HADT · 188 days ago · 26 km deep · 91 km away

From the USGS Earthquake Hazards Program and its partner networks, event av94130983. Read Fri, Oct 2, 2026, 4:08 PM UTC.