M1.6 earthquake 77 km W of Adak, Alaska

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

AV

Local time

Thu, Jun 1, 2023, 4:58 AM HADT

UTC

2023-06-01 13:58:06 UTC

Depth

1.3 km (0.8 mi), shallow

Epicenter

51.852° N, 177.761° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.6 km horizontally, 1.9 km in depth

Magnitude uncertainty

±0.23

Depth from

From location

Station coverage gap

176°

Stations used

5

After

1. 1.678 km W of Adak, AlaskaThu, Jun 1, 6:59 AM HADT · 1218 days ago · 1 km deep · 1 km away
2. 2.1Andreanof Islands, Aleutian Islands, AlaskaThu, Jun 1, 9:12 AM HADT · 1218 days ago · 101 km deep · 87 km away
3. 2.0107 km SW of Adak, AlaskaThu, Jun 1, 6:30 PM HADT · 1218 days ago · 20 km deep · 65 km away
4. 1.9102 km WSW of Adak, AlaskaThu, Jun 1, 7:07 PM HADT · 1218 days ago · 24 km deep · 54 km away
5. 2.966 km SW of Adak, AlaskaThu, Jun 1, 8:16 PM HADT · 1218 days ago · 34 km deep · 46 km away
6. 3.862 km SSW of Adak, AlaskaFri, Jun 2, 1:10 AM HADT · 1218 days ago · 35 km deep · 70 km away
7. 3.3130 km WSW of Adak, AlaskaFri, Jun 2, 4:28 AM HADT · 1218 days ago · 35 km deep · 75 km away
8. 1.812 km WSW of Adak, AlaskaFri, Jun 2, 6:46 AM HADT · 1217 days ago · 71 km deep · 67 km away
9. 4.164 km SSW of Adak, AlaskaFri, Jun 2, 12:44 PM HADT · 1217 days ago · 10 km deep · 78 km away
10. 4.1149 km WNW of Adak, AlaskaFri, Jun 2, 7:51 PM HADT · 1217 days ago · 187 km deep · 81 km away
11. 3.228 km S of Adak, AlaskaSat, Jun 3, 1:06 AM HADT · 1217 days ago · 75 km deep · 85 km away
12. 2.590 km WSW of Adak, AlaskaSat, Jun 3, 6:16 AM HADT · 1216 days ago · 63 km deep · 45 km away
13. 3.5Andreanof Islands, Aleutian Islands, AlaskaSat, Jun 3, 3:41 PM HADT · 1216 days ago · 96 km deep · 34 km away
14. 3.833 km SSW of Adak, AlaskaSun, Jun 4, 8:27 AM HADT · 1215 days ago · 30 km deep · 74 km away
15. 1.839 km S of Adak, AlaskaMon, Jun 5, 5:52 AM HADT · 1214 days ago · 29 km deep · 89 km away
16. 1.934 km WSW of Adak, AlaskaMon, Jun 5, 7:25 AM HADT · 1214 days ago · 8 km deep · 49 km away
17. 2.2152 km WSW of Adak, AlaskaMon, Jun 5, 4:49 PM HADT · 1214 days ago · 65 km deep · 79 km away
18. 2.2123 km WSW of Adak, AlaskaMon, Jun 5, 6:54 PM HADT · 1214 days ago · 13 km deep · 62 km away
19. 1.9134 km WSW of Adak, AlaskaTue, Jun 6, 9:21 AM HADT · 1213 days ago · 23 km deep · 68 km away
20. 1.871 km SW of Adak, AlaskaTue, Jun 6, 9:37 AM HADT · 1213 days ago · 44 km deep · 44 km away
21. 2.071 km SSW of Adak, AlaskaTue, Jun 6, 11:31 AM HADT · 1213 days ago · 23 km deep · 79 km away
22. 2.097 km WSW of Adak, AlaskaWed, Jun 7, 5:43 AM HADT · 1213 days ago · 57 km deep · 44 km away
23. 3.240 km SW of Adak, AlaskaWed, Jun 7, 5:59 AM HADT · 1212 days ago · 32 km deep · 54 km away
24. 2.2122 km WSW of Adak, AlaskaWed, Jun 7, 11:31 AM HADT · 1212 days ago · 31 km deep · 66 km away
25. 3.8131 km W of Adak, AlaskaWed, Jun 7, 12:18 PM HADT · 1212 days ago · 133 km deep · 54 km away
26. 1.545 km SSW of Adak, AlaskaWed, Jun 7, 3:13 PM HADT · 1212 days ago · 22 km deep · 71 km away
27. 2.093 km SW of Adak, AlaskaWed, Jun 7, 4:40 PM HADT · 1212 days ago · 23 km deep · 62 km away
28. 1.7110 km WSW of Adak, AlaskaWed, Jun 7, 5:55 PM HADT · 1212 days ago · 10 km deep · 47 km away
29. 1.789 km SW of Adak, AlaskaThu, Jun 8, 1:25 AM HADT · 1212 days ago · 30 km deep · 53 km away
30. 1.551 km S of Adak, AlaskaThu, Jun 8, 3:21 AM HADT · 1212 days ago · 26 km deep · 100 km away
31. 2.5126 km WSW of Adak, AlaskaThu, Jun 8, 6:05 AM HADT · 1211 days ago · 20 km deep · 54 km away
32. 1.682 km WSW of Adak, AlaskaThu, Jun 8, 8:20 AM HADT · 1211 days ago · 34 km deep · 42 km away
33. 1.852 km S of Adak, AlaskaThu, Jun 8, 10:05 PM HADT · 1211 days ago · 26 km deep · 98 km away
34. 1.8100 km WSW of Adak, AlaskaThu, Jun 8, 10:21 PM HADT · 1211 days ago · 44 km deep · 43 km away
35. 1.8147 km WSW of Adak, AlaskaFri, Jun 9, 1:45 AM HADT · 1211 days ago · 11 km deep · 75 km away
36. 2.845 km SW of Adak, AlaskaFri, Jun 9, 3:50 AM HADT · 1211 days ago · 33 km deep · 57 km away
37. 2.6163 km WSW of Adak, AlaskaFri, Jun 9, 11:04 AM HADT · 1210 days ago · 25 km deep · 89 km away
38. 1.7114 km WSW of Adak, AlaskaFri, Jun 9, 12:25 PM HADT · 1210 days ago · 36 km deep · 61 km away
39. 1.7112 km WSW of Adak, AlaskaFri, Jun 9, 1:58 PM HADT · 1210 days ago · 24 km deep · 57 km away
40. 1.7131 km WSW of Adak, AlaskaFri, Jun 9, 2:02 PM HADT · 1210 days ago · 24 km deep · 72 km away
41. 1.9118 km SW of Adak, AlaskaFri, Jun 9, 11:55 PM HADT · 1210 days ago · 16 km deep · 78 km away
42. 1.9Andreanof Islands, Aleutian Islands, AlaskaSat, Jun 10, 3:11 AM HADT · 1210 days ago · 24 km deep · 71 km away
43. 2.1159 km W of Adak, AlaskaSat, Jun 10, 3:56 AM HADT · 1210 days ago · 79 km deep · 83 km away
44. 1.8101 km W of Adak, AlaskaSat, Jun 10, 4:01 AM HADT · 1210 days ago · 5 km deep · 23 km away
45. 2.0155 km WSW of Adak, AlaskaSat, Jun 10, 4:52 AM HADT · 1210 days ago · 17 km deep · 82 km away
46. 2.6114 km WSW of Adak, AlaskaSat, Jun 10, 11:13 AM HADT · 1209 days ago · 60 km deep · 52 km away
47. 3.0101 km SW of Adak, AlaskaSat, Jun 10, 2:47 PM HADT · 1209 days ago · 35 km deep · 69 km away
48. 3.8129 km WNW of Adak, AlaskaSat, Jun 10, 3:21 PM HADT · 1209 days ago · 125 km deep · 60 km away
49. 1.9108 km WSW of Adak, AlaskaSat, Jun 10, 7:11 PM HADT · 1209 days ago · 13 km deep · 45 km away
50. 2.1131 km SW of Adak, AlaskaSat, Jun 10, 9:31 PM HADT · 1209 days ago · 26 km deep · 80 km away
51. 1.7Andreanof Islands, Aleutian Islands, AlaskaSun, Jun 11, 10:17 AM HADT · 1208 days ago · 7 km deep · 32 km away
52. 2.1Andreanof Islands, Aleutian Islands, AlaskaSun, Jun 11, 2:10 PM HADT · 1208 days ago · 147 km deep · 64 km away
53. 1.5164 km WSW of Adak, AlaskaSun, Jun 11, 7:06 PM HADT · 1208 days ago · 11 km deep · 90 km away
54. 2.18 km NE of Adak, AlaskaSun, Jun 11, 8:33 PM HADT · 1208 days ago · 31 km deep · 84 km away
55. 3.0Andreanof Islands, Aleutian Islands, AlaskaMon, Jun 12, 2:44 AM HADT · 1208 days ago · 10 km deep · 76 km away
56. 2.0Andreanof Islands, Aleutian Islands, AlaskaMon, Jun 12, 6:00 AM HADT · 1207 days ago · 145 km deep · 67 km away
57. 3.4127 km WSW of Adak, AlaskaMon, Jun 12, 6:31 AM HADT · 1207 days ago · 10 km deep · 54 km away
58. 2.2Andreanof Islands, Aleutian Islands, AlaskaMon, Jun 12, 6:58 AM HADT · 1207 days ago · 236 km deep · 70 km away
59. 3.086 km SW of Adak, AlaskaMon, Jun 12, 6:40 PM HADT · 1207 days ago · 35 km deep · 49 km away
60. 1.578 km SW of Adak, AlaskaMon, Jun 12, 8:20 PM HADT · 1207 days ago · 16 km deep · 49 km away

The first 60 of at least 199.

Before

1. 3.174 km SSW of Adak, AlaskaThu, Jun 1, 3:57 AM HADT · 1219 days ago · 40 km deep · 79 km away
2. 4.5143 km WSW of Adak, AlaskaThu, Jun 1, 2:47 AM HADT · 1219 days ago · 35 km deep · 82 km away
3. 2.8Andreanof Islands, Aleutian Islands, AlaskaWed, May 31, 11:20 PM HADT · 1219 days ago · 72 km deep · 58 km away
4. 2.772 km SSW of Adak, AlaskaWed, May 31, 12:57 PM HADT · 1219 days ago · 35 km deep · 83 km away
5. 2.0129 km SW of Adak, AlaskaWed, May 31, 9:32 AM HADT · 1219 days ago · 28 km deep · 79 km away
6. 2.427 km N of Adak, AlaskaWed, May 31, 9:00 AM HADT · 1219 days ago · 205 km deep · 83 km away
7. 1.8161 km WSW of Adak, AlaskaWed, May 31, 8:06 AM HADT · 1219 days ago · 13 km deep · 86 km away
8. 2.598 km WSW of Adak, AlaskaWed, May 31, 2:08 AM HADT · 1220 days ago · 81 km deep · 33 km away
9. 1.6125 km WSW of Adak, AlaskaWed, May 31, 1:15 AM HADT · 1220 days ago · 24 km deep · 61 km away
10. 1.6Andreanof Islands, Aleutian Islands, AlaskaTue, May 30, 3:32 PM HADT · 1220 days ago · 8 km deep · 11 km away
11. 1.659 km SSW of Adak, AlaskaTue, May 30, 12:09 PM HADT · 1220 days ago · 25 km deep · 68 km away
12. 3.2151 km W of Adak, AlaskaTue, May 30, 1:45 AM HADT · 1221 days ago · 93 km deep · 74 km away
13. 1.641 km S of Adak, AlaskaMon, May 29, 8:15 PM HADT · 1221 days ago · 35 km deep · 90 km away
14. 3.177 km WSW of Adak, AlaskaSun, May 28, 11:31 PM HADT · 1222 days ago · 71 km deep · 36 km away
15. 1.758 km SW of Adak, AlaskaSun, May 28, 3:09 PM HADT · 1222 days ago · 40 km deep · 54 km away
16. 1.9Andreanof Islands, Aleutian Islands, AlaskaSun, May 28, 4:45 AM HADT · 1223 days ago · 61 km deep · 70 km away
17. 2.2126 km WSW of Adak, AlaskaSat, May 27, 11:08 PM HADT · 1223 days ago · 33 km deep · 65 km away
18. 3.555 km SW of Adak, AlaskaSat, May 27, 12:05 AM HADT · 1224 days ago · 35 km deep · 63 km away
19. 1.943 km SW of Adak, AlaskaFri, May 26, 11:59 PM HADT · 1224 days ago · 40 km deep · 62 km away
20. 1.989 km WSW of Adak, AlaskaThu, May 25, 11:33 PM HADT · 1225 days ago · 56 km deep · 44 km away

From the USGS Earthquake Hazards Program and its partner networks, event av91906856. Read Fri, Oct 2, 2026, 2:20 AM UTC.