M1.7 earthquake 89 km W of Adak, Alaska

Magnitude

1.7 (ML, local (Richter)), micro

Magnitude from

AV

Local time

Fri, Feb 17, 2023, 12:02 AM HAST

UTC

2023-02-17 10:02:58 UTC

Depth

3.2 km (2.0 mi), shallow

Epicenter

51.859° N, 177.938° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 1.5 km in depth

Magnitude uncertainty

±0.15

Depth from

From location

Station coverage gap

156°

Stations used

6

After

1. 2.490 km W of Adak, AlaskaFri, Feb 17, 12:09 AM HAST · 1326 days ago · 6 km deep · 1 km away
2. 2.6Andreanof Islands, Aleutian Islands, AlaskaFri, Feb 17, 12:11 AM HAST · 1326 days ago · 8 km deep · 7 km away
3. 2.090 km W of Adak, AlaskaFri, Feb 17, 12:15 AM HAST · 1326 days ago · 4 km deep · 1 km away
4. 1.591 km W of Adak, AlaskaFri, Feb 17, 1:28 AM HAST · 1325 days ago · -2 km deep · 1 km away
5. 1.5Andreanof Islands, Aleutian Islands, AlaskaFri, Feb 17, 1:56 AM HAST · 1325 days ago · -2 km deep · 2 km away
6. 2.191 km W of Adak, AlaskaFri, Feb 17, 2:34 AM HAST · 1325 days ago · 7 km deep · 2 km away
7. 1.891 km W of Adak, AlaskaFri, Feb 17, 2:36 AM HAST · 1325 days ago · 6 km deep · 3 km away
8. 1.891 km W of Adak, AlaskaFri, Feb 17, 2:41 AM HAST · 1325 days ago · 7 km deep · 2 km away
9. 2.0Andreanof Islands, Aleutian Islands, AlaskaFri, Feb 17, 2:47 AM HAST · 1325 days ago · 6 km deep · 1 km away
10. 2.3Andreanof Islands, Aleutian Islands, AlaskaFri, Feb 17, 2:53 AM HAST · 1325 days ago · 6 km deep · 1 km away
11. 1.890 km W of Adak, AlaskaFri, Feb 17, 2:55 AM HAST · 1325 days ago · 5 km deep · 2 km away
12. 1.691 km W of Adak, AlaskaFri, Feb 17, 3:06 AM HAST · 1325 days ago · 3 km deep · 2 km away
13. 1.9Andreanof Islands, Aleutian Islands, AlaskaFri, Feb 17, 3:26 AM HAST · 1325 days ago · 6 km deep · 3 km away
14. 2.090 km W of Adak, AlaskaFri, Feb 17, 3:26 AM HAST · 1325 days ago · 4 km deep · 0 km away
15. 2.089 km W of Adak, AlaskaFri, Feb 17, 3:35 AM HAST · 1325 days ago · 5 km deep · 1 km away
16. 1.891 km W of Adak, AlaskaFri, Feb 17, 3:43 AM HAST · 1325 days ago · 6 km deep · 3 km away
17. 1.589 km W of Adak, AlaskaFri, Feb 17, 3:47 AM HAST · 1325 days ago · 3 km deep · 0 km away
18. 2.190 km W of Adak, AlaskaFri, Feb 17, 3:50 AM HAST · 1325 days ago · 5 km deep · 2 km away
19. 2.089 km W of Adak, AlaskaFri, Feb 17, 3:52 AM HAST · 1325 days ago · 6 km deep · 1 km away
20. 2.188 km W of Adak, AlaskaFri, Feb 17, 4:12 AM HAST · 1325 days ago · 5 km deep · 3 km away
21. 1.691 km W of Adak, AlaskaFri, Feb 17, 4:13 AM HAST · 1325 days ago · 3 km deep · 2 km away
22. 2.190 km W of Adak, AlaskaFri, Feb 17, 4:14 AM HAST · 1325 days ago · 6 km deep · 2 km away
23. 2.089 km W of Adak, AlaskaFri, Feb 17, 4:15 AM HAST · 1325 days ago · 5 km deep · 2 km away
24. 2.091 km W of Adak, AlaskaFri, Feb 17, 4:20 AM HAST · 1325 days ago · 7 km deep · 1 km away
25. 2.290 km W of Adak, AlaskaFri, Feb 17, 4:23 AM HAST · 1325 days ago · 6 km deep · 1 km away
26. 1.690 km W of Adak, AlaskaFri, Feb 17, 4:34 AM HAST · 1325 days ago · 4 km deep · 1 km away
27. 1.591 km W of Adak, AlaskaFri, Feb 17, 4:44 AM HAST · 1325 days ago · 6 km deep · 2 km away
28. 2.0114 km WSW of Adak, AlaskaFri, Feb 17, 5:51 AM HAST · 1325 days ago · 22 km deep · 46 km away
29. 1.891 km W of Adak, AlaskaFri, Feb 17, 7:02 AM HAST · 1325 days ago · 5 km deep · 2 km away
30. 1.890 km W of Adak, AlaskaFri, Feb 17, 7:45 AM HAST · 1325 days ago · 6 km deep · 1 km away
31. 1.891 km W of Adak, AlaskaFri, Feb 17, 8:59 AM HAST · 1325 days ago · 9 km deep · 2 km away
32. 1.6Andreanof Islands, Aleutian Islands, AlaskaFri, Feb 17, 9:04 AM HAST · 1325 days ago · 5 km deep · 1 km away
33. 2.0Andreanof Islands, Aleutian Islands, AlaskaFri, Feb 17, 9:44 AM HAST · 1325 days ago · 21 km deep · 52 km away
34. 1.889 km W of Adak, AlaskaFri, Feb 17, 10:02 AM HAST · 1325 days ago · 4 km deep · 2 km away
35. 2.093 km W of Adak, AlaskaFri, Feb 17, 4:30 PM HAST · 1325 days ago · 5 km deep · 4 km away
36. 1.793 km W of Adak, AlaskaFri, Feb 17, 4:48 PM HAST · 1325 days ago · 5 km deep · 4 km away
37. 2.197 km W of Adak, AlaskaFri, Feb 17, 8:30 PM HAST · 1325 days ago · 4 km deep · 7 km away
38. 2.293 km W of Adak, AlaskaFri, Feb 17, 10:28 PM HAST · 1325 days ago · 6 km deep · 4 km away
39. 3.1Andreanof Islands, Aleutian Islands, AlaskaFri, Feb 17, 10:28 PM HAST · 1325 days ago · 9 km deep · 4 km away
40. 2.1Andreanof Islands, Aleutian Islands, AlaskaFri, Feb 17, 10:45 PM HAST · 1325 days ago · 4 km deep · 4 km away
41. 2.093 km W of Adak, AlaskaFri, Feb 17, 11:22 PM HAST · 1325 days ago · 6 km deep · 4 km away
42. 1.992 km W of Adak, AlaskaFri, Feb 17, 11:34 PM HAST · 1325 days ago · 6 km deep · 3 km away
43. 1.994 km W of Adak, AlaskaFri, Feb 17, 11:50 PM HAST · 1325 days ago · 6 km deep · 4 km away
44. 1.593 km W of Adak, AlaskaSat, Feb 18, 1:17 AM HAST · 1324 days ago · 4 km deep · 3 km away
45. 1.693 km W of Adak, AlaskaSat, Feb 18, 2:00 AM HAST · 1324 days ago · 3 km deep · 4 km away
46. 3.063 km SSW of Adak, AlaskaSat, Feb 18, 2:38 AM HAST · 1324 days ago · 35 km deep · 82 km away
47. 1.693 km W of Adak, AlaskaSat, Feb 18, 4:08 AM HAST · 1324 days ago · 3 km deep · 4 km away
48. 1.694 km W of Adak, AlaskaSat, Feb 18, 4:16 AM HAST · 1324 days ago · -2 km deep · 5 km away
49. 2.794 km W of Adak, AlaskaSat, Feb 18, 5:08 AM HAST · 1324 days ago · 4 km deep · 5 km away
50. 1.595 km W of Adak, AlaskaSat, Feb 18, 5:40 AM HAST · 1324 days ago · 1 km deep · 7 km away
51. 2.094 km W of Adak, AlaskaSat, Feb 18, 6:50 AM HAST · 1324 days ago · -2 km deep · 5 km away
52. 2.195 km W of Adak, AlaskaSat, Feb 18, 7:13 AM HAST · 1324 days ago · 4 km deep · 6 km away
53. 2.2104 km SW of Adak, AlaskaSat, Feb 18, 7:41 AM HAST · 1324 days ago · 26 km deep · 79 km away
54. 1.993 km W of Adak, AlaskaSat, Feb 18, 8:14 AM HAST · 1324 days ago · 5 km deep · 3 km away
55. 2.193 km W of Adak, AlaskaSat, Feb 18, 9:08 AM HAST · 1324 days ago · 6 km deep · 4 km away
56. 1.693 km W of Adak, AlaskaSat, Feb 18, 9:33 AM HAST · 1324 days ago · 3 km deep · 3 km away
57. 2.093 km W of Adak, AlaskaSat, Feb 18, 10:03 AM HAST · 1324 days ago · 6 km deep · 3 km away
58. 2.093 km W of Adak, AlaskaSat, Feb 18, 12:04 PM HAST · 1324 days ago · 7 km deep · 4 km away
59. 3.0100 km SW of Adak, AlaskaSat, Feb 18, 1:59 PM HAST · 1324 days ago · 35 km deep · 75 km away
60. 1.6Andreanof Islands, Aleutian Islands, AlaskaSat, Feb 18, 2:46 PM HAST · 1324 days ago · -2 km deep · 5 km away

The first 60 of at least 201.

Before

1. 2.190 km W of Adak, AlaskaThu, Feb 16, 11:03 PM HAST · 1326 days ago · 4 km deep · 1 km away
2. 2.291 km W of Adak, AlaskaThu, Feb 16, 10:46 PM HAST · 1326 days ago · 5 km deep · 2 km away
3. 1.6Andreanof Islands, Aleutian Islands, AlaskaThu, Feb 16, 10:45 PM HAST · 1326 days ago · 3 km deep · 0 km away
4. 2.889 km W of Adak, AlaskaThu, Feb 16, 10:43 PM HAST · 1326 days ago · 9 km deep · 5 km away
5. 1.9Andreanof Islands, Aleutian Islands, AlaskaThu, Feb 16, 10:43 PM HAST · 1326 days ago · 7 km deep · 1 km away
6. 2.090 km W of Adak, AlaskaThu, Feb 16, 10:22 PM HAST · 1326 days ago · 5 km deep · 1 km away
7. 2.190 km W of Adak, AlaskaThu, Feb 16, 10:19 PM HAST · 1326 days ago · 6 km deep · 2 km away
8. 2.290 km W of Adak, AlaskaThu, Feb 16, 10:17 PM HAST · 1326 days ago · 7 km deep · 2 km away
9. 3.590 km W of Adak, AlaskaThu, Feb 16, 10:14 PM HAST · 1326 days ago · 11 km deep · 4 km away
10. 2.390 km W of Adak, AlaskaThu, Feb 16, 10:11 PM HAST · 1326 days ago · 6 km deep · 1 km away
11. 2.190 km W of Adak, AlaskaThu, Feb 16, 9:54 PM HAST · 1326 days ago · 5 km deep · 2 km away
12. 2.191 km W of Adak, AlaskaThu, Feb 16, 9:45 PM HAST · 1326 days ago · 4 km deep · 2 km away
13. 1.690 km W of Adak, AlaskaThu, Feb 16, 9:41 PM HAST · 1326 days ago · 4 km deep · 1 km away
14. 1.691 km W of Adak, AlaskaThu, Feb 16, 9:11 PM HAST · 1326 days ago · 4 km deep · 1 km away
15. 1.591 km W of Adak, AlaskaThu, Feb 16, 8:36 PM HAST · 1326 days ago · 3 km deep · 1 km away
16. 1.692 km W of Adak, AlaskaThu, Feb 16, 8:17 PM HAST · 1326 days ago · 4 km deep · 2 km away
17. 2.391 km W of Adak, AlaskaThu, Feb 16, 8:16 PM HAST · 1326 days ago · 4 km deep · 1 km away
18. 1.691 km W of Adak, AlaskaThu, Feb 16, 7:56 PM HAST · 1326 days ago · -2 km deep · 1 km away
19. 2.290 km W of Adak, AlaskaThu, Feb 16, 7:43 PM HAST · 1326 days ago · 3 km deep · 1 km away
20. 2.290 km W of Adak, AlaskaThu, Feb 16, 7:41 PM HAST · 1326 days ago · 4 km deep · 1 km away

From the USGS Earthquake Hazards Program and its partner networks, event av91764291. Read Sun, Oct 4, 2026, 9:47 PM UTC.