M1.6 earthquake 48 km S of Adak, Alaska

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sat, Sep 23, 2017, 9:48 PM HADT

UTC

2017-09-24 06:48:45 UTC

Depth

21.3 km (13.2 mi), shallow

Epicenter

51.442° N, 176.544° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

10

After

1. 2.257 km NE of Adak, AlaskaSun, Sep 24, 12:37 AM HADT · 3295 days ago · 147 km deep · 99 km away
2. 1.965 km SE of Adak, AlaskaSun, Sep 24, 4:32 AM HADT · 3295 days ago · 35 km deep · 43 km away
3. 2.792 km WSW of Adak, AlaskaMon, Sep 25, 12:40 AM HADT · 3294 days ago · 19 km deep · 100 km away
4. 1.943 km SW of Adak, AlaskaMon, Sep 25, 4:34 AM HADT · 3294 days ago · 47 km deep · 40 km away
5. 2.498 km ESE of Adak, AlaskaTue, Sep 26, 9:53 PM HADT · 3292 days ago · 38 km deep · 87 km away
6. 1.970 km SW of Adak, AlaskaWed, Sep 27, 12:56 PM HADT · 3291 days ago · 54 km deep · 62 km away
7. 1.569 km WSW of Adak, AlaskaThu, Sep 28, 1:43 AM HADT · 3291 days ago · 69 km deep · 69 km away
8. 4.477 km ESE of Adak, AlaskaThu, Sep 28, 2:16 PM HADT · 3290 days ago · 42 km deep · 64 km away
9. 1.842 km SSE of Adak, AlaskaThu, Sep 28, 11:32 PM HADT · 3290 days ago · 1 km deep · 21 km away
10. 2.834 km ENE of Adak, AlaskaFri, Sep 29, 3:58 AM HADT · 3290 days ago · 14 km deep · 71 km away
11. 2.036 km NE of Adak, AlaskaFri, Sep 29, 5:06 AM HADT · 3290 days ago · 5 km deep · 73 km away
12. 2.939 km NE of Adak, AlaskaFri, Sep 29, 7:43 AM HADT · 3289 days ago · 10 km deep · 79 km away
13. 2.784 km ESE of Adak, AlaskaFri, Sep 29, 4:55 PM HADT · 3289 days ago · 71 km deep · 81 km away
14. 2.143 km NNE of Adak, AlaskaFri, Sep 29, 7:39 PM HADT · 3289 days ago · 166 km deep · 89 km away
15. 1.7Andreanof Islands, Aleutian Islands, AlaskaFri, Sep 29, 10:45 PM HADT · 3289 days ago · 63 km deep · 38 km away
16. 2.095 km WSW of Adak, AlaskaSat, Sep 30, 9:26 AM HADT · 3288 days ago · 42 km deep · 91 km away
17. 1.936 km NE of Adak, AlaskaSat, Sep 30, 10:13 AM HADT · 3288 days ago · 7 km deep · 73 km away
18. 1.955 km ESE of Adak, AlaskaSat, Sep 30, 7:29 PM HADT · 3288 days ago · 51 km deep · 46 km away
19. 2.090 km ESE of Adak, AlaskaSun, Oct 1, 3:10 AM HADT · 3288 days ago · 50 km deep · 70 km away
20. 1.980 km ESE of Adak, AlaskaMon, Oct 2, 9:18 PM HADT · 3286 days ago · 5 km deep · 80 km away
21. 2.173 km SW of Adak, AlaskaTue, Oct 3, 5:47 PM HADT · 3285 days ago · 25 km deep · 66 km away
22. 2.660 km SSW of Adak, AlaskaThu, Oct 5, 4:34 AM HADT · 3284 days ago · 39 km deep · 38 km away
23. 2.565 km SSW of Adak, AlaskaFri, Oct 6, 11:38 AM HADT · 3282 days ago · 37 km deep · 36 km away
24. 2.3103 km SW of Adak, AlaskaFri, Oct 6, 5:49 PM HADT · 3282 days ago · 41 km deep · 93 km away
25. 2.267 km W of Adak, AlaskaFri, Oct 6, 6:24 PM HADT · 3282 days ago · 13 km deep · 90 km away
26. 2.981 km S of Adak, AlaskaSat, Oct 7, 1:49 AM HADT · 3282 days ago · 17 km deep · 33 km away
27. 2.151 km SW of Adak, AlaskaSat, Oct 7, 5:05 PM HADT · 3281 days ago · 34 km deep · 51 km away
28. 1.957 km SSE of Adak, AlaskaSat, Oct 7, 7:08 PM HADT · 3281 days ago · 26 km deep · 21 km away
29. 1.945 km WSW of Adak, AlaskaSun, Oct 8, 5:09 PM HADT · 3280 days ago · 42 km deep · 50 km away
30. 2.2Andreanof Islands, Aleutian Islands, AlaskaSun, Oct 8, 8:53 PM HADT · 3280 days ago · 15 km deep · 13 km away
31. 2.1100 km SE of Adak, AlaskaSun, Oct 8, 10:19 PM HADT · 3280 days ago · 19 km deep · 61 km away
32. 2.964 km WSW of Adak, AlaskaMon, Oct 9, 9:06 AM HADT · 3279 days ago · 31 km deep · 62 km away
33. 2.3104 km SW of Adak, AlaskaTue, Oct 10, 6:39 AM HADT · 3278 days ago · 39 km deep · 89 km away
34. 2.390 km SW of Atka, AlaskaWed, Oct 11, 3:28 AM HADT · 3278 days ago · 26 km deep · 98 km away
35. 2.578 km WSW of Adak, AlaskaWed, Oct 11, 5:02 PM HADT · 3277 days ago · 43 km deep · 75 km away
36. 2.542 km SSE of Adak, AlaskaWed, Oct 11, 11:12 PM HADT · 3277 days ago · 53 km deep · 16 km away
37. 1.756 km SW of Adak, AlaskaSat, Oct 14, 3:46 AM HADT · 3275 days ago · 49 km deep · 44 km away
38. 2.275 km ESE of Adak, AlaskaSat, Oct 14, 12:44 PM HADT · 3274 days ago · 46 km deep · 72 km away
39. 2.957 km SSW of Adak, AlaskaTue, Oct 17, 2:29 PM HADT · 3271 days ago · 39 km deep · 36 km away
40. 2.269 km S of Adak, AlaskaTue, Oct 17, 7:47 PM HADT · 3271 days ago · 22 km deep · 21 km away
41. 2.986 km SW of Adak, AlaskaTue, Oct 17, 11:18 PM HADT · 3271 days ago · 50 km deep · 74 km away
42. 2.648 km NW of Adak, AlaskaWed, Oct 18, 12:40 PM HADT · 3270 days ago · 183 km deep · 94 km away
43. 2.282 km ESE of Adak, AlaskaWed, Oct 18, 2:39 PM HADT · 3270 days ago · 47 km deep · 67 km away
44. 2.283 km ESE of Adak, AlaskaWed, Oct 18, 4:48 PM HADT · 3270 days ago · 57 km deep · 71 km away
45. 2.566 km SE of Adak, AlaskaThu, Oct 19, 5:09 PM HADT · 3269 days ago · 27 km deep · 37 km away
46. 2.460 km SSE of Adak, AlaskaFri, Oct 20, 2:28 AM HADT · 3269 days ago · 13 km deep · 15 km away
47. 2.726 km ESE of Adak, AlaskaFri, Oct 20, 4:47 PM HADT · 3268 days ago · 78 km deep · 44 km away
48. 1.986 km E of Adak, AlaskaSun, Oct 22, 11:31 AM HADT · 3266 days ago · 3 km deep · 90 km away
49. 2.361 km WSW of Adak, AlaskaMon, Oct 23, 4:04 AM HADT · 3266 days ago · 21 km deep · 63 km away
50. 2.553 km ESE of Adak, AlaskaWed, Oct 25, 10:50 AM HADT · 3263 days ago · 66 km deep · 55 km away
51. 2.9102 km SW of Adak, AlaskaWed, Oct 25, 11:10 AM HADT · 3263 days ago · 29 km deep · 84 km away
52. 2.797 km SW of Adak, AlaskaWed, Oct 25, 9:56 PM HADT · 3263 days ago · 21 km deep · 81 km away
53. 2.495 km SE of Adak, AlaskaThu, Oct 26, 12:28 AM HADT · 3263 days ago · 18 km deep · 73 km away
54. 2.676 km ESE of Adak, AlaskaThu, Oct 26, 1:12 AM HADT · 3263 days ago · 21 km deep · 75 km away
55. 2.597 km SSE of Adak, AlaskaThu, Oct 26, 5:38 AM HADT · 3262 days ago · 14 km deep · 51 km away
56. 2.074 km WSW of Adak, AlaskaThu, Oct 26, 9:11 AM HADT · 3262 days ago · 32 km deep · 73 km away
57. 1.977 km WSW of Adak, AlaskaSat, Oct 28, 2:22 PM HADT · 3260 days ago · 33 km deep · 74 km away
58. 2.096 km SW of Atka, AlaskaSat, Oct 28, 3:59 PM HADT · 3260 days ago · 41 km deep · 91 km away
59. 2.796 km WSW of Adak, AlaskaSat, Oct 28, 7:53 PM HADT · 3260 days ago · 27 km deep · 93 km away
60. 2.052 km SSE of Adak, AlaskaMon, Oct 30, 8:44 AM HADT · 3258 days ago · 24 km deep · 6 km away

The first 60 of 135.

Before

1. 2.362 km S of Adak, AlaskaSat, Sep 23, 6:15 PM HADT · 3295 days ago · 13 km deep · 14 km away
2. 2.879 km SE of Adak, AlaskaSat, Sep 23, 10:17 AM HADT · 3295 days ago · 35 km deep · 46 km away
3. 2.358 km ESE of Adak, AlaskaSat, Sep 23, 2:43 AM HADT · 3296 days ago · 45 km deep · 53 km away
4. 1.563 km SW of Adak, AlaskaSat, Sep 23, 1:57 AM HADT · 3296 days ago · 19 km deep · 58 km away
5. 2.373 km SE of Adak, AlaskaFri, Sep 22, 8:34 AM HADT · 3296 days ago · 44 km deep · 43 km away
6. 1.850 km SW of Adak, AlaskaWed, Sep 20, 8:42 PM HADT · 3298 days ago · 44 km deep · 44 km away
7. 2.789 km WSW of Adak, AlaskaWed, Sep 20, 2:18 AM HADT · 3299 days ago · 27 km deep · 89 km away
8. 2.157 km SE of Adak, AlaskaMon, Sep 18, 7:24 AM HADT · 3300 days ago · 49 km deep · 41 km away
9. 4.177 km WSW of Adak, AlaskaMon, Sep 18, 6:25 AM HADT · 3300 days ago · 71 km deep · 88 km away
10. 2.686 km WSW of Adak, AlaskaSun, Sep 17, 4:28 AM HADT · 3302 days ago · 34 km deep · 82 km away
11. 2.749 km SE of Adak, AlaskaSun, Sep 17, 12:19 AM HADT · 3302 days ago · 46 km deep · 33 km away
12. 2.378 km WSW of Adak, AlaskaWed, Sep 13, 2:35 AM HADT · 3306 days ago · 57 km deep · 78 km away
13. 2.322 km NE of Adak, AlaskaTue, Sep 12, 7:09 AM HADT · 3306 days ago · 12 km deep · 64 km away
14. 2.186 km ESE of Adak, AlaskaMon, Sep 11, 4:28 AM HADT · 3308 days ago · 48 km deep · 66 km away
15. 2.357 km E of Adak, AlaskaSun, Sep 10, 1:43 AM HADT · 3309 days ago · 194 km deep · 76 km away
16. 2.247 km ENE of Adak, AlaskaSat, Sep 9, 10:23 PM HADT · 3309 days ago · 156 km deep · 73 km away
17. 1.993 km ESE of Adak, AlaskaSat, Sep 9, 7:28 AM HADT · 3309 days ago · 48 km deep · 89 km away
18. 2.154 km SW of Adak, AlaskaSat, Sep 9, 6:18 AM HADT · 3309 days ago · 41 km deep · 41 km away
19. 1.690 km SW of Adak, AlaskaSat, Sep 9, 5:10 AM HADT · 3310 days ago · 24 km deep · 68 km away
20. 1.791 km SW of Adak, AlaskaFri, Sep 8, 3:39 AM HADT · 3311 days ago · 23 km deep · 71 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak017c9ocnef (also filed as ak16935379). Read Fri, Oct 2, 2026, 1:48 AM UTC.