M3.2 earthquake 48 km SSE of Adak, Alaska

Magnitude

3.2 (ml), minor

Local time

Fri, Sep 11, 2026, 10:16 PM HADT

UTC

2026-09-12 07:16:57 UTC

Depth

26.3 km (16.3 mi), shallow

Epicenter

51.455° N, 176.436° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 6.8 km horizontally, 2.6 km in depth

Magnitude uncertainty

±0.20

Station coverage gap

210°, poorly surrounded by stations

Stations used

37

After

1. 2.6102 km SSE of Adak, AlaskaFri, Sep 11, 10:50 PM HADT · 10 days ago · 17 km deep · 54 km away
2. 2.7105 km SSE of Adak, AlaskaFri, Sep 11, 10:50 PM HADT · 10 days ago · 11 km deep · 57 km away
3. 2.166 km S of Adak, AlaskaSat, Sep 12, 12:25 AM HADT · 10 days ago · 21 km deep · 20 km away
4. 2.173 km SE of Adak, AlaskaSat, Sep 12, 2:09 AM HADT · 10 days ago · 27 km deep · 33 km away
5. 1.970 km SW of Adak, AlaskaSat, Sep 12, 7:15 AM HADT · 10 days ago · 21 km deep · 61 km away
6. 2.071 km SSE of Adak, AlaskaSat, Sep 12, 11:08 AM HADT · 10 days ago · 23 km deep · 27 km away
7. 2.052 km SSE of Adak, AlaskaSat, Sep 12, 5:54 PM HADT · 9 days ago · 29 km deep · 9 km away
8. 2.169 km SE of Adak, AlaskaSat, Sep 12, 8:42 PM HADT · 9 days ago · 38 km deep · 44 km away
9. 1.876 km SW of Adak, AlaskaSat, Sep 12, 9:02 PM HADT · 9 days ago · 34 km deep · 73 km away
10. 2.084 km SSE of Adak, AlaskaSat, Sep 12, 10:10 PM HADT · 9 days ago · 7 km deep · 39 km away
11. 1.873 km SSW of Adak, AlaskaSat, Sep 12, 10:28 PM HADT · 9 days ago · 50 km deep · 53 km away
12. 1.945 km NE of Adak, AlaskaSat, Sep 12, 10:35 PM HADT · 9 days ago · 7 km deep · 77 km away
13. 2.173 km SSW of Adak, AlaskaSun, Sep 13, 4:33 AM HADT · 9 days ago · 29 km deep · 45 km away
14. 1.976 km ESE of Adak, AlaskaSun, Sep 13, 7:07 AM HADT · 9 days ago · 27 km deep · 65 km away
15. 1.946 km SSE of Adak, AlaskaSun, Sep 13, 8:17 AM HADT · 9 days ago · 34 km deep · 7 km away
16. 1.759 km SSW of Adak, AlaskaSun, Sep 13, 8:31 AM HADT · 9 days ago · 36 km deep · 28 km away
17. 1.837 km ESE of Adak, AlaskaSun, Sep 13, 2:34 PM HADT · 9 days ago · 67 km deep · 33 km away
18. 2.077 km SSW of Adak, AlaskaSun, Sep 13, 3:42 PM HADT · 8 days ago · 32 km deep · 49 km away
19. 2.151 km E of Adak, AlaskaSun, Sep 13, 4:03 PM HADT · 8 days ago · 95 km deep · 58 km away
20. 2.679 km SSE of Adak, AlaskaSun, Sep 13, 7:38 PM HADT · 8 days ago · 10 km deep · 31 km away
21. 2.156 km SW of Adak, AlaskaMon, Sep 14, 7:43 AM HADT · 8 days ago · 18 km deep · 50 km away
22. 2.555 km SE of Adak, AlaskaMon, Sep 14, 3:35 PM HADT · 7 days ago · 37 km deep · 22 km away
23. 2.585 km WSW of Atka, AlaskaMon, Sep 14, 10:08 PM HADT · 7 days ago · 108 km deep · 89 km away
24. 1.813 km SW of Adak, AlaskaTue, Sep 15, 12:40 AM HADT · 7 days ago · 86 km deep · 43 km away
25. 2.5118 km SSW of Atka, AlaskaTue, Sep 15, 4:33 PM HADT · 6 days ago · 15 km deep · 91 km away
26. 3.048 km SE of Adak, AlaskaTue, Sep 15, 10:46 PM HADT · 6 days ago · 56 km deep · 29 km away
27. 2.9119 km SSW of Atka, AlaskaWed, Sep 16, 1:50 AM HADT · 6 days ago · 5 km deep · 94 km away
28. 2.666 km SE of Adak, AlaskaWed, Sep 16, 11:07 AM HADT · 6 days ago · 35 km deep · 43 km away
29. 2.274 km SE of Adak, AlaskaThu, Sep 17, 5:12 AM HADT · 5 days ago · 27 km deep · 39 km away
30. 1.736 km NE of Adak, AlaskaSun, Sep 20, 7:27 PM HADT · 31 hr ago · 13 km deep · 72 km away

Before

1. 2.287 km SW of Adak, AlaskaFri, Sep 11, 2:00 PM HADT · 11 days ago · 17 km deep · 78 km away
2. 2.478 km SSE of Adak, AlaskaFri, Sep 11, 9:53 AM HADT · 11 days ago · 12 km deep · 32 km away
3. 2.568 km W of Adak, AlaskaFri, Sep 11, 5:12 AM HADT · 11 days ago · 100 km deep · 90 km away
4. 2.892 km SSW of Adak, AlaskaThu, Sep 10, 5:48 PM HADT · 11 days ago · 13 km deep · 71 km away
5. 2.598 km SW of Adak, AlaskaThu, Sep 10, 5:18 PM HADT · 11 days ago · 29 km deep · 79 km away
6. 2.071 km ENE of Adak, AlaskaThu, Sep 10, 5:52 AM HADT · 12 days ago · 150 km deep · 84 km away
7. 2.576 km SE of Adak, AlaskaWed, Sep 9, 8:06 PM HADT · 12 days ago · 27 km deep · 48 km away
8. 1.876 km WSW of Adak, AlaskaWed, Sep 9, 11:35 AM HADT · 13 days ago · 74 km deep · 81 km away
9. 1.983 km SW of Adak, AlaskaWed, Sep 9, 9:18 AM HADT · 13 days ago · 38 km deep · 76 km away
10. 2.577 km SE of Adak, AlaskaWed, Sep 9, 8:33 AM HADT · 13 days ago · 21 km deep · 35 km away
11. 2.160 km WSW of Adak, AlaskaWed, Sep 9, 5:33 AM HADT · 13 days ago · 79 km deep · 72 km away
12. 2.271 km S of Adak, AlaskaWed, Sep 9, 5:15 AM HADT · 13 days ago · 32 km deep · 36 km away
13. 1.981 km SE of Adak, AlaskaWed, Sep 9, 4:14 AM HADT · 13 days ago · 18 km deep · 42 km away
14. 2.692 km SE of Adak, AlaskaWed, Sep 9, 3:39 AM HADT · 13 days ago · 24 km deep · 62 km away
15. 2.458 km SSW of Adak, AlaskaWed, Sep 9, 2:33 AM HADT · 13 days ago · 38 km deep · 46 km away
16. 2.086 km SW of Adak, AlaskaTue, Sep 8, 9:47 PM HADT · 13 days ago · 29 km deep · 82 km away
17. 2.586 km SW of Atka, AlaskaTue, Sep 8, 5:39 PM HADT · 13 days ago · 36 km deep · 98 km away
18. 2.541 km E of Adak, AlaskaTue, Sep 8, 4:15 AM HADT · 14 days ago · 80 km deep · 49 km away
19. 2.271 km SE of Adak, AlaskaTue, Sep 8, 2:04 AM HADT · 14 days ago · 20 km deep · 33 km away
20. 2.479 km SSE of Adak, AlaskaMon, Sep 7, 10:10 PM HADT · 14 days ago · 15 km deep · 31 km away

From the USGS Earthquake Hazards Program and its partner networks, event aka2026sbsdex. Read Tue, Sep 22, 2026, 11:14 AM UTC.