M1.7 earthquake 54 km ESE of Adak, Alaska

Magnitude

1.7 (ml), micro

Local time

Sat, Aug 1, 2026, 12:44 AM HADT

UTC

2026-08-01 09:44:56 UTC

Depth

134.2 km (83.4 mi), intermediate-depth

Epicenter

51.779° N, 175.856° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 49.5 km horizontally, 6.7 km in depth

Magnitude uncertainty

±0.40

Station coverage gap

203°, poorly surrounded by stations

Stations used

16

After

1. 2.151 km SSW of Adak, AlaskaSat, Aug 1, 3:09 AM HADT · 59 days ago · 22 km deep · 76 km away
2. 2.375 km SE of Adak, AlaskaSat, Aug 1, 3:42 AM HADT · 59 days ago · 23 km deep · 45 km away
3. 2.164 km SSW of Adak, AlaskaSat, Aug 1, 7:13 AM HADT · 58 days ago · 32 km deep · 97 km away
4. 2.381 km SSE of Adak, AlaskaSat, Aug 1, 10:15 AM HADT · 58 days ago · 16 km deep · 72 km away
5. 3.267 km SSW of Adak, AlaskaSat, Aug 1, 10:31 AM HADT · 58 days ago · 35 km deep · 90 km away
6. 2.685 km SW of Atka, AlaskaMon, Aug 3, 12:11 AM HADT · 57 days ago · 21 km deep · 65 km away
7. 2.362 km SSE of Adak, AlaskaMon, Aug 3, 9:28 AM HADT · 56 days ago · 18 km deep · 49 km away
8. 2.060 km SSW of Adak, AlaskaMon, Aug 3, 1:14 PM HADT · 56 days ago · 37 km deep · 94 km away
9. 2.240 km S of Adak, AlaskaMon, Aug 3, 6:04 PM HADT · 56 days ago · 62 km deep · 59 km away
10. 1.964 km SSE of Adak, AlaskaTue, Aug 4, 11:34 AM HADT · 55 days ago · 32 km deep · 48 km away
11. 2.831 km SW of Atka, AlaskaTue, Aug 4, 1:18 PM HADT · 55 days ago · 142 km deep · 92 km away
12. 2.086 km WSW of Atka, AlaskaTue, Aug 4, 3:30 PM HADT · 55 days ago · 12 km deep · 37 km away
13. 2.270 km SE of Adak, AlaskaWed, Aug 5, 3:44 AM HADT · 55 days ago · 27 km deep · 41 km away
14. 2.169 km SSE of Adak, AlaskaWed, Aug 5, 4:00 AM HADT · 55 days ago · 20 km deep · 52 km away
15. 3.261 km SE of Adak, AlaskaWed, Aug 5, 4:57 AM HADT · 55 days ago · 35 km deep · 30 km away
16. 1.968 km SSW of Adak, AlaskaWed, Aug 5, 5:41 AM HADT · 55 days ago · 27 km deep · 98 km away
17. 2.175 km SSE of Adak, AlaskaWed, Aug 5, 6:29 AM HADT · 55 days ago · 18 km deep · 68 km away
18. 2.725 km S of Adak, AlaskaWed, Aug 5, 3:48 PM HADT · 54 days ago · 95 km deep · 54 km away
19. 2.072 km SSW of Adak, AlaskaThu, Aug 6, 12:22 AM HADT · 54 days ago · 34 km deep · 96 km away
20. 1.764 km SE of Adak, AlaskaThu, Aug 6, 1:47 AM HADT · 54 days ago · 35 km deep · 38 km away
21. 3.167 km ESE of Adak, AlaskaThu, Aug 6, 4:35 AM HADT · 54 days ago · 35 km deep · 21 km away
22. 2.289 km SSE of Adak, AlaskaThu, Aug 6, 5:00 AM HADT · 54 days ago · 10 km deep · 78 km away
23. 2.048 km S of Adak, AlaskaThu, Aug 6, 6:29 AM HADT · 54 days ago · 56 km deep · 70 km away
24. 2.690 km SSE of Adak, AlaskaThu, Aug 6, 7:20 AM HADT · 53 days ago · 10 km deep · 78 km away
25. 2.284 km SW of Atka, AlaskaThu, Aug 6, 10:40 AM HADT · 53 days ago · 27 km deep · 65 km away
26. 2.277 km SSW of Atka, AlaskaThu, Aug 6, 12:47 PM HADT · 53 days ago · 14 km deep · 78 km away
27. 2.855 km S of Adak, AlaskaThu, Aug 6, 1:39 PM HADT · 53 days ago · 35 km deep · 62 km away
28. 1.970 km SE of Adak, AlaskaThu, Aug 6, 2:39 PM HADT · 53 days ago · 28 km deep · 43 km away
29. 2.081 km SW of Atka, AlaskaThu, Aug 6, 3:29 PM HADT · 53 days ago · 21 km deep · 69 km away
30. 1.861 km S of Adak, AlaskaThu, Aug 6, 9:20 PM HADT · 53 days ago · 33 km deep · 74 km away
31. 1.969 km SSE of Adak, AlaskaThu, Aug 6, 9:49 PM HADT · 53 days ago · 21 km deep · 60 km away
32. 2.1104 km ESE of Adak, AlaskaFri, Aug 7, 4:45 AM HADT · 53 days ago · 29 km deep · 53 km away
33. 2.168 km SE of Adak, AlaskaFri, Aug 7, 5:39 AM HADT · 53 days ago · 27 km deep · 42 km away
34. 2.236 km SSE of Adak, AlaskaFri, Aug 7, 5:42 AM HADT · 53 days ago · 43 km deep · 47 km away
35. 3.066 km ESE of Adak, AlaskaFri, Aug 7, 6:40 AM HADT · 53 days ago · 35 km deep · 24 km away
36. 2.0102 km ESE of Adak, AlaskaFri, Aug 7, 1:34 PM HADT · 52 days ago · 14 km deep · 54 km away
37. 2.374 km SE of Adak, AlaskaFri, Aug 7, 1:53 PM HADT · 52 days ago · 22 km deep · 44 km away
38. 2.667 km S of Adak, AlaskaFri, Aug 7, 2:07 PM HADT · 52 days ago · 11 km deep · 76 km away
39. 1.992 km ESE of Adak, AlaskaSat, Aug 8, 1:09 AM HADT · 52 days ago · 23 km deep · 38 km away
40. 1.961 km SSW of Adak, AlaskaSat, Aug 8, 4:44 AM HADT · 52 days ago · 33 km deep · 92 km away
41. 2.070 km SSE of Adak, AlaskaSat, Aug 8, 5:28 AM HADT · 52 days ago · 22 km deep · 51 km away
42. 2.180 km E of Adak, AlaskaSat, Aug 8, 5:59 AM HADT · 52 days ago · 8 km deep · 27 km away
43. 1.992 km ESE of Adak, AlaskaSat, Aug 8, 11:23 AM HADT · 51 days ago · 23 km deep · 38 km away
44. 1.616 km WSW of Adak, AlaskaSat, Aug 8, 5:13 PM HADT · 51 days ago · 92 km deep · 68 km away
45. 2.670 km SW of Atka, AlaskaSat, Aug 8, 8:37 PM HADT · 51 days ago · 64 km deep · 69 km away
46. 1.874 km SSW of Adak, AlaskaSat, Aug 8, 9:17 PM HADT · 51 days ago · 26 km deep · 97 km away
47. 1.979 km S of Adak, AlaskaSat, Aug 8, 10:34 PM HADT · 51 days ago · 19 km deep · 86 km away
48. 1.659 km SSE of Adak, AlaskaSat, Aug 8, 11:31 PM HADT · 51 days ago · 29 km deep · 45 km away
49. 2.172 km SSE of Adak, AlaskaSat, Aug 8, 11:52 PM HADT · 51 days ago · 18 km deep · 72 km away
50. 2.066 km SSE of Adak, AlaskaSun, Aug 9, 2:21 AM HADT · 51 days ago · 32 km deep · 54 km away
51. 1.967 km SSW of Atka, AlaskaSun, Aug 9, 8:39 AM HADT · 50 days ago · 22 km deep · 97 km away
52. 2.795 km SSW of Atka, AlaskaSun, Aug 9, 10:56 AM HADT · 50 days ago · 35 km deep · 80 km away
53. 2.071 km SE of Adak, AlaskaSun, Aug 9, 12:22 PM HADT · 50 days ago · 28 km deep · 50 km away
54. 2.059 km SSW of Adak, AlaskaSun, Aug 9, 5:54 PM HADT · 50 days ago · 34 km deep · 91 km away
55. 2.257 km SSW of Adak, AlaskaSun, Aug 9, 7:22 PM HADT · 50 days ago · 21 km deep · 93 km away
56. 2.054 km SSE of Adak, AlaskaSun, Aug 9, 8:18 PM HADT · 50 days ago · 27 km deep · 51 km away
57. 2.060 km W of Atka, AlaskaSun, Aug 9, 8:41 PM HADT · 50 days ago · 148 km deep · 65 km away
58. 2.278 km SSE of Adak, AlaskaMon, Aug 10, 12:52 AM HADT · 50 days ago · 19 km deep · 74 km away
59. 2.272 km WSW of Atka, AlaskaMon, Aug 10, 8:26 AM HADT · 49 days ago · 77 km deep · 53 km away
60. 2.268 km WSW of Atka, AlaskaMon, Aug 10, 9:46 AM HADT · 49 days ago · 84 km deep · 54 km away

The first 60 of at least 200.

Before

1. 1.859 km SSW of Adak, AlaskaFri, Jul 31, 11:30 PM HADT · 59 days ago · 34 km deep · 92 km away
2. 2.072 km SE of Adak, AlaskaFri, Jul 31, 10:53 PM HADT · 59 days ago · 28 km deep · 47 km away
3. 2.242 km S of Adak, AlaskaFri, Jul 31, 11:11 AM HADT · 59 days ago · 64 km deep · 68 km away
4. 2.563 km SE of Adak, AlaskaFri, Jul 31, 9:22 AM HADT · 59 days ago · 33 km deep · 27 km away
5. 2.176 km SE of Adak, AlaskaFri, Jul 31, 1:07 AM HADT · 60 days ago · 35 km deep · 51 km away
6. 2.077 km SSE of Adak, AlaskaThu, Jul 30, 10:15 PM HADT · 60 days ago · 25 km deep · 57 km away
7. 2.164 km SSW of Adak, AlaskaThu, Jul 30, 11:48 AM HADT · 60 days ago · 24 km deep · 94 km away
8. 2.467 km S of Adak, AlaskaThu, Jul 30, 11:15 AM HADT · 60 days ago · 18 km deep · 76 km away
9. 3.1100 km SW of Atka, AlaskaThu, Jul 30, 10:38 AM HADT · 60 days ago · 35 km deep · 54 km away
10. 2.159 km SSW of Adak, AlaskaThu, Jul 30, 8:55 AM HADT · 60 days ago · 47 km deep · 82 km away
11. 2.223 km WSW of Atka, AlaskaThu, Jul 30, 5:03 AM HADT · 61 days ago · 98 km deep · 99 km away
12. 2.299 km ESE of Adak, AlaskaThu, Jul 30, 1:55 AM HADT · 61 days ago · 27 km deep · 47 km away
13. 1.973 km S of Adak, AlaskaWed, Jul 29, 7:18 PM HADT · 61 days ago · 20 km deep · 81 km away
14. 2.4116 km SSE of Adak, AlaskaWed, Jul 29, 10:33 AM HADT · 61 days ago · 15 km deep · 90 km away
15. 2.167 km SSW of Atka, AlaskaWed, Jul 29, 7:10 AM HADT · 61 days ago · 18 km deep · 90 km away
16. 2.144 km SW of Adak, AlaskaWed, Jul 29, 4:56 AM HADT · 62 days ago · 102 km deep · 89 km away
17. 2.174 km E of Adak, AlaskaTue, Jul 28, 9:01 PM HADT · 62 days ago · 231 km deep · 29 km away
18. 2.174 km SE of Adak, AlaskaTue, Jul 28, 6:48 PM HADT · 62 days ago · 18 km deep · 46 km away
19. 2.172 km SE of Adak, AlaskaTue, Jul 28, 6:32 PM HADT · 62 days ago · 33 km deep · 44 km away
20. 2.173 km SSE of Adak, AlaskaTue, Jul 28, 2:19 PM HADT · 62 days ago · 18 km deep · 56 km away

From the USGS Earthquake Hazards Program and its partner networks, event aka2026pcidvm. Read Tue, Sep 29, 2026, 3:32 AM UTC.