M1.9 earthquake 71 km SSW of Adak, Alaska

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sun, Jul 26, 2026, 10:49 AM HADT

UTC

2026-07-26 19:49:06 UTC

Depth

29.7 km (18.5 mi), shallow

Epicenter

51.265° N, 176.958° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 10.5 km horizontally, 4.7 km in depth

Magnitude uncertainty

±0.10

Station coverage gap

243°, poorly surrounded by stations

Stations used

16

After

1. 2.2156 km S of Adak, AlaskaSun, Jul 26, 3:31 PM HADT · 66 days ago · 4 km deep · 92 km away
2. 1.838 km SSE of Adak, AlaskaSun, Jul 26, 6:45 PM HADT · 66 days ago · 59 km deep · 46 km away
3. 2.719 km S of Adak, AlaskaSun, Jul 26, 10:47 PM HADT · 66 days ago · 83 km deep · 54 km away
4. 1.653 km SSW of Adak, AlaskaMon, Jul 27, 12:05 AM HADT · 66 days ago · 59 km deep · 21 km away
5. 1.874 km SSE of Adak, AlaskaMon, Jul 27, 1:43 AM HADT · 66 days ago · 28 km deep · 58 km away
6. 1.8103 km WSW of Adak, AlaskaMon, Jul 27, 4:09 AM HADT · 66 days ago · 35 km deep · 70 km away
7. 2.0108 km WSW of Adak, AlaskaMon, Jul 27, 8:53 AM HADT · 65 days ago · 2 km deep · 75 km away
8. 2.951 km SSE of Adak, AlaskaMon, Jul 27, 1:26 PM HADT · 65 days ago · 35 km deep · 47 km away
9. 2.643 km SSE of Adak, AlaskaMon, Jul 27, 3:39 PM HADT · 65 days ago · 48 km deep · 49 km away
10. 2.273 km SE of Adak, AlaskaMon, Jul 27, 7:02 PM HADT · 65 days ago · 39 km deep · 87 km away
11. 2.5127 km SW of Adak, AlaskaMon, Jul 27, 8:50 PM HADT · 65 days ago · 35 km deep · 78 km away
12. 2.292 km SSE of Adak, AlaskaTue, Jul 28, 1:37 AM HADT · 65 days ago · 14 km deep · 59 km away
13. 2.6112 km WSW of Adak, AlaskaTue, Jul 28, 1:57 AM HADT · 65 days ago · 14 km deep · 86 km away
14. 2.482 km SSW of Adak, AlaskaTue, Jul 28, 8:18 AM HADT · 64 days ago · 6 km deep · 13 km away
15. 2.3139 km SW of Adak, AlaskaTue, Jul 28, 10:07 AM HADT · 64 days ago · 8 km deep · 85 km away
16. 2.173 km SSE of Adak, AlaskaTue, Jul 28, 2:19 PM HADT · 64 days ago · 18 km deep · 60 km away
17. 2.172 km SE of Adak, AlaskaTue, Jul 28, 6:32 PM HADT · 64 days ago · 33 km deep · 72 km away
18. 2.174 km SE of Adak, AlaskaTue, Jul 28, 6:48 PM HADT · 64 days ago · 18 km deep · 73 km away
19. 1.996 km SW of Adak, AlaskaWed, Jul 29, 1:09 AM HADT · 64 days ago · 27 km deep · 35 km away
20. 2.144 km SW of Adak, AlaskaWed, Jul 29, 4:56 AM HADT · 64 days ago · 102 km deep · 39 km away
21. 2.1111 km SW of Adak, AlaskaWed, Jul 29, 6:27 AM HADT · 63 days ago · 17 km deep · 62 km away
22. 1.977 km SSW of Adak, AlaskaWed, Jul 29, 6:30 AM HADT · 63 days ago · 35 km deep · 8 km away
23. 1.7123 km WSW of Adak, AlaskaWed, Jul 29, 7:15 AM HADT · 63 days ago · 3 km deep · 88 km away
24. 2.4116 km SSE of Adak, AlaskaWed, Jul 29, 10:33 AM HADT · 63 days ago · 15 km deep · 87 km away
25. 1.992 km SW of Adak, AlaskaWed, Jul 29, 12:01 PM HADT · 63 days ago · 21 km deep · 50 km away
26. 1.973 km S of Adak, AlaskaWed, Jul 29, 7:18 PM HADT · 63 days ago · 20 km deep · 26 km away
27. 2.675 km SSW of Adak, AlaskaWed, Jul 29, 8:01 PM HADT · 63 days ago · 32 km deep · 13 km away
28. 1.854 km WSW of Adak, AlaskaWed, Jul 29, 9:54 PM HADT · 63 days ago · 88 km deep · 55 km away
29. 2.159 km SSW of Adak, AlaskaThu, Jul 30, 8:55 AM HADT · 62 days ago · 47 km deep · 13 km away
30. 2.467 km S of Adak, AlaskaThu, Jul 30, 11:15 AM HADT · 62 days ago · 18 km deep · 25 km away
31. 2.164 km SSW of Adak, AlaskaThu, Jul 30, 11:48 AM HADT · 62 days ago · 24 km deep · 10 km away
32. 2.1122 km WSW of Adak, AlaskaThu, Jul 30, 5:39 PM HADT · 62 days ago · 11 km deep · 84 km away
33. 2.077 km SSE of Adak, AlaskaThu, Jul 30, 10:15 PM HADT · 62 days ago · 25 km deep · 63 km away
34. 2.176 km SE of Adak, AlaskaFri, Jul 31, 1:07 AM HADT · 62 days ago · 35 km deep · 70 km away
35. 2.563 km SE of Adak, AlaskaFri, Jul 31, 9:22 AM HADT · 61 days ago · 33 km deep · 80 km away
36. 2.242 km S of Adak, AlaskaFri, Jul 31, 11:11 AM HADT · 61 days ago · 64 km deep · 30 km away
37. 2.191 km SW of Adak, AlaskaFri, Jul 31, 5:04 PM HADT · 61 days ago · 28 km deep · 40 km away
38. 2.072 km SE of Adak, AlaskaFri, Jul 31, 10:53 PM HADT · 61 days ago · 28 km deep · 69 km away
39. 1.859 km SSW of Adak, AlaskaFri, Jul 31, 11:30 PM HADT · 61 days ago · 34 km deep · 16 km away
40. 1.754 km ESE of Adak, AlaskaSat, Aug 1, 12:44 AM HADT · 61 days ago · 134 km deep · 95 km away
41. 2.581 km SSW of Adak, AlaskaSat, Aug 1, 1:17 AM HADT · 61 days ago · 2 km deep · 10 km away
42. 2.151 km SSW of Adak, AlaskaSat, Aug 1, 3:09 AM HADT · 61 days ago · 22 km deep · 21 km away
43. 2.375 km SE of Adak, AlaskaSat, Aug 1, 3:42 AM HADT · 61 days ago · 23 km deep · 74 km away
44. 2.164 km SSW of Adak, AlaskaSat, Aug 1, 7:13 AM HADT · 60 days ago · 32 km deep · 16 km away
45. 2.381 km SSE of Adak, AlaskaSat, Aug 1, 10:15 AM HADT · 60 days ago · 16 km deep · 50 km away
46. 3.267 km SSW of Adak, AlaskaSat, Aug 1, 10:31 AM HADT · 60 days ago · 35 km deep · 5 km away
47. 1.879 km W of Adak, AlaskaSat, Aug 1, 11:49 PM HADT · 60 days ago · -2 km deep · 87 km away
48. 2.362 km SSE of Adak, AlaskaMon, Aug 3, 9:28 AM HADT · 58 days ago · 18 km deep · 56 km away
49. 2.060 km SSW of Adak, AlaskaMon, Aug 3, 1:14 PM HADT · 58 days ago · 37 km deep · 18 km away
50. 2.4124 km SW of Adak, AlaskaMon, Aug 3, 1:52 PM HADT · 58 days ago · 20 km deep · 74 km away
51. 2.5119 km SW of Adak, AlaskaMon, Aug 3, 3:29 PM HADT · 58 days ago · 16 km deep · 65 km away
52. 2.240 km S of Adak, AlaskaMon, Aug 3, 6:04 PM HADT · 58 days ago · 62 km deep · 37 km away
53. 1.964 km SSE of Adak, AlaskaTue, Aug 4, 11:34 AM HADT · 57 days ago · 32 km deep · 58 km away
54. 2.1125 km WSW of Adak, AlaskaTue, Aug 4, 10:32 PM HADT · 57 days ago · 6 km deep · 90 km away
55. 2.270 km SE of Adak, AlaskaWed, Aug 5, 3:44 AM HADT · 57 days ago · 27 km deep · 72 km away
56. 2.169 km SSE of Adak, AlaskaWed, Aug 5, 4:00 AM HADT · 57 days ago · 20 km deep · 59 km away
57. 3.261 km SE of Adak, AlaskaWed, Aug 5, 4:57 AM HADT · 57 days ago · 35 km deep · 75 km away
58. 1.968 km SSW of Adak, AlaskaWed, Aug 5, 5:41 AM HADT · 57 days ago · 27 km deep · 11 km away
59. 2.175 km SSE of Adak, AlaskaWed, Aug 5, 6:29 AM HADT · 56 days ago · 18 km deep · 47 km away
60. 2.1123 km WSW of Adak, AlaskaWed, Aug 5, 9:02 AM HADT · 56 days ago · 8 km deep · 91 km away

The first 60 of at least 201.

Before

1. 2.1107 km SW of Adak, AlaskaSun, Jul 26, 10:21 AM HADT · 66 days ago · 20 km deep · 68 km away
2. 2.374 km SE of Adak, AlaskaSun, Jul 26, 9:43 AM HADT · 66 days ago · 21 km deep · 75 km away
3. 2.653 km E of Adak, AlaskaSun, Jul 26, 7:51 AM HADT · 66 days ago · 80 km deep · 99 km away
4. 2.181 km SW of Adak, AlaskaSun, Jul 26, 3:21 AM HADT · 67 days ago · 27 km deep · 35 km away
5. 1.882 km SW of Adak, AlaskaSun, Jul 26, 2:52 AM HADT · 67 days ago · 32 km deep · 37 km away
6. 1.846 km ESE of Adak, AlaskaSun, Jul 26, 1:52 AM HADT · 67 days ago · 63 km deep · 75 km away
7. 2.0120 km SW of Adak, AlaskaSat, Jul 25, 10:02 PM HADT · 67 days ago · 5 km deep · 63 km away
8. 2.1115 km WSW of Adak, AlaskaSat, Jul 25, 6:14 PM HADT · 67 days ago · 9 km deep · 81 km away
9. 1.843 km SE of Adak, AlaskaSat, Jul 25, 12:11 PM HADT · 67 days ago · 59 km deep · 57 km away
10. 2.0115 km WSW of Adak, AlaskaSat, Jul 25, 11:51 AM HADT · 67 days ago · 5 km deep · 79 km away
11. 2.576 km SE of Adak, AlaskaSat, Jul 25, 11:30 AM HADT · 67 days ago · 28 km deep · 86 km away
12. 2.2145 km SW of Adak, AlaskaSat, Jul 25, 1:55 AM HADT · 68 days ago · 23 km deep · 96 km away
13. 2.0113 km WSW of Adak, AlaskaSat, Jul 25, 12:58 AM HADT · 68 days ago · 9 km deep · 81 km away
14. 2.173 km SSE of Adak, AlaskaFri, Jul 24, 8:54 PM HADT · 68 days ago · 26 km deep · 57 km away
15. 2.4110 km SSE of Adak, AlaskaFri, Jul 24, 7:58 PM HADT · 68 days ago · 15 km deep · 72 km away
16. 2.4112 km SSE of Adak, AlaskaFri, Jul 24, 7:47 PM HADT · 68 days ago · 19 km deep · 75 km away
17. 2.271 km SSE of Adak, AlaskaFri, Jul 24, 6:05 PM HADT · 68 days ago · 22 km deep · 57 km away
18. 1.959 km SSE of Adak, AlaskaFri, Jul 24, 3:52 PM HADT · 68 days ago · 26 km deep · 55 km away
19. 2.677 km SE of Adak, AlaskaFri, Jul 24, 2:10 PM HADT · 68 days ago · 20 km deep · 74 km away
20. 2.485 km SW of Adak, AlaskaFri, Jul 24, 7:38 AM HADT · 68 days ago · 17 km deep · 43 km away

From the USGS Earthquake Hazards Program and its partner networks, event aka2026osaect. Read Thu, Oct 1, 2026, 2:38 AM UTC.