M2.1 earthquake 85 km WSW of Adak, Alaska

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Fri, Aug 18, 2017, 9:31 AM HADT

UTC

2017-08-18 18:31:02 UTC

Depth

18.3 km (11.4 mi), shallow

Epicenter

51.536° N, 177.751° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

13

After

1. 1.6127 km WSW of Adak, AlaskaFri, Aug 18, 4:08 PM HADT · 3331 days ago · 13 km deep · 47 km away
2. 1.856 km WSW of Adak, AlaskaFri, Aug 18, 4:30 PM HADT · 3331 days ago · 65 km deep · 29 km away
3. 1.7114 km WSW of Adak, AlaskaFri, Aug 18, 4:42 PM HADT · 3331 days ago · 13 km deep · 31 km away
4. 1.7129 km W of Adak, AlaskaFri, Aug 18, 4:48 PM HADT · 3331 days ago · 23 km deep · 61 km away
5. 1.7117 km WSW of Adak, AlaskaFri, Aug 18, 8:21 PM HADT · 3331 days ago · 12 km deep · 37 km away
6. 2.2Andreanof Islands, Aleutian Islands, AlaskaFri, Aug 18, 10:21 PM HADT · 3331 days ago · 47 km deep · 56 km away
7. 1.675 km WSW of Adak, AlaskaSat, Aug 19, 2:24 AM HADT · 3331 days ago · 23 km deep · 12 km away
8. 1.972 km SW of Adak, AlaskaSat, Aug 19, 5:21 AM HADT · 3331 days ago · 80 km deep · 17 km away
9. 2.1117 km SW of Adak, AlaskaSat, Aug 19, 9:27 AM HADT · 3330 days ago · 45 km deep · 36 km away
10. 1.984 km WSW of Adak, AlaskaSat, Aug 19, 10:30 AM HADT · 3330 days ago · 19 km deep · 1 km away
11. 1.8126 km W of Adak, AlaskaSat, Aug 19, 5:34 PM HADT · 3330 days ago · 12 km deep · 53 km away
12. 1.8127 km WSW of Adak, AlaskaSun, Aug 20, 2:50 AM HADT · 3330 days ago · 13 km deep · 49 km away
13. 1.756 km WSW of Adak, AlaskaSun, Aug 20, 3:00 AM HADT · 3330 days ago · 69 km deep · 31 km away
14. 2.2128 km W of Adak, AlaskaSun, Aug 20, 4:05 AM HADT · 3330 days ago · 10 km deep · 55 km away
15. 1.672 km SSW of Adak, AlaskaSun, Aug 20, 5:28 PM HADT · 3329 days ago · 28 km deep · 50 km away
16. 1.6131 km W of Adak, AlaskaSun, Aug 20, 9:56 PM HADT · 3329 days ago · 13 km deep · 58 km away
17. 2.0127 km WSW of Adak, AlaskaMon, Aug 21, 2:07 AM HADT · 3329 days ago · 9 km deep · 47 km away
18. 1.5127 km W of Adak, AlaskaMon, Aug 21, 7:30 AM HADT · 3329 days ago · 12 km deep · 52 km away
19. 2.0134 km W of Adak, AlaskaMon, Aug 21, 2:06 PM HADT · 3328 days ago · 14 km deep · 60 km away
20. 2.3130 km W of Adak, AlaskaMon, Aug 21, 3:52 PM HADT · 3328 days ago · 12 km deep · 57 km away
21. 2.5125 km WSW of Adak, AlaskaMon, Aug 21, 4:02 PM HADT · 3328 days ago · 23 km deep · 46 km away
22. 2.243 km SSW of Adak, AlaskaMon, Aug 21, 7:05 PM HADT · 3328 days ago · 25 km deep · 68 km away
23. 2.3129 km W of Adak, AlaskaMon, Aug 21, 11:13 PM HADT · 3328 days ago · 12 km deep · 52 km away
24. 2.1125 km WSW of Adak, AlaskaMon, Aug 21, 11:18 PM HADT · 3328 days ago · 11 km deep · 46 km away
25. 2.1122 km W of Adak, AlaskaTue, Aug 22, 1:54 AM HADT · 3328 days ago · 13 km deep · 49 km away
26. 2.661 km SW of Adak, AlaskaTue, Aug 22, 4:43 AM HADT · 3328 days ago · 56 km deep · 32 km away
27. 2.4127 km WSW of Adak, AlaskaTue, Aug 22, 9:24 AM HADT · 3327 days ago · 18 km deep · 45 km away
28. 1.958 km W of Adak, AlaskaTue, Aug 22, 12:21 PM HADT · 3327 days ago · 92 km deep · 34 km away
29. 2.3128 km W of Adak, AlaskaTue, Aug 22, 5:52 PM HADT · 3327 days ago · 16 km deep · 53 km away
30. 2.3132 km W of Adak, AlaskaTue, Aug 22, 6:13 PM HADT · 3327 days ago · 15 km deep · 62 km away
31. 2.5133 km WSW of Adak, AlaskaTue, Aug 22, 7:27 PM HADT · 3327 days ago · 17 km deep · 53 km away
32. 1.9123 km WSW of Adak, AlaskaWed, Aug 23, 7:11 PM HADT · 3326 days ago · 15 km deep · 44 km away
33. 2.5126 km SW of Adak, AlaskaWed, Aug 23, 10:09 PM HADT · 3326 days ago · 27 km deep · 43 km away
34. 2.1154 km W of Adak, AlaskaThu, Aug 24, 12:42 AM HADT · 3326 days ago · 78 km deep · 80 km away
35. 1.7121 km WSW of Adak, AlaskaThu, Aug 24, 3:30 AM HADT · 3326 days ago · 13 km deep · 45 km away
36. 1.8132 km W of Adak, AlaskaThu, Aug 24, 4:54 AM HADT · 3326 days ago · 12 km deep · 58 km away
37. 1.8132 km W of Adak, AlaskaThu, Aug 24, 4:59 AM HADT · 3326 days ago · 13 km deep · 58 km away
38. 1.6126 km WSW of Adak, AlaskaThu, Aug 24, 5:53 AM HADT · 3326 days ago · 9 km deep · 44 km away
39. 1.7Andreanof Islands, Aleutian Islands, AlaskaThu, Aug 24, 10:55 AM HADT · 3325 days ago · 14 km deep · 48 km away
40. 1.8124 km WSW of Adak, AlaskaThu, Aug 24, 11:45 AM HADT · 3325 days ago · 16 km deep · 47 km away
41. 2.4145 km WSW of Adak, AlaskaThu, Aug 24, 3:36 PM HADT · 3325 days ago · 50 km deep · 59 km away
42. 1.647 km SW of Adak, AlaskaThu, Aug 24, 6:27 PM HADT · 3325 days ago · 45 km deep · 45 km away
43. 2.1126 km WSW of Adak, AlaskaThu, Aug 24, 7:29 PM HADT · 3325 days ago · 7 km deep · 45 km away
44. 2.855 km WSW of Adak, AlaskaThu, Aug 24, 7:44 PM HADT · 3325 days ago · 69 km deep · 31 km away
45. 2.5125 km WSW of Adak, AlaskaThu, Aug 24, 8:47 PM HADT · 3325 days ago · 12 km deep · 46 km away
46. 1.8131 km W of Adak, AlaskaThu, Aug 24, 9:53 PM HADT · 3325 days ago · 6 km deep · 59 km away
47. 1.744 km S of Adak, AlaskaThu, Aug 24, 10:54 PM HADT · 3325 days ago · 44 km deep · 74 km away
48. 2.0127 km WSW of Adak, AlaskaFri, Aug 25, 12:52 PM HADT · 3324 days ago · 13 km deep · 47 km away
49. 2.293 km WSW of Adak, AlaskaFri, Aug 25, 9:37 PM HADT · 3324 days ago · 68 km deep · 18 km away
50. 2.1133 km W of Adak, AlaskaSat, Aug 26, 1:42 AM HADT · 3324 days ago · 14 km deep · 57 km away
51. 2.045 km SSE of Adak, AlaskaSat, Aug 26, 2:31 AM HADT · 3324 days ago · 58 km deep · 90 km away
52. 1.744 km SW of Adak, AlaskaSat, Aug 26, 2:46 AM HADT · 3324 days ago · 26 km deep · 52 km away
53. 3.5119 km SW of Adak, AlaskaSat, Aug 26, 5:22 AM HADT · 3324 days ago · 28 km deep · 38 km away
54. 2.5129 km WSW of Adak, AlaskaSat, Aug 26, 8:46 AM HADT · 3324 days ago · 18 km deep · 45 km away
55. 2.040 km SSW of Adak, AlaskaSat, Aug 26, 1:01 PM HADT · 3323 days ago · 26 km deep · 58 km away
56. 2.1127 km WSW of Adak, AlaskaSat, Aug 26, 3:54 PM HADT · 3323 days ago · 13 km deep · 48 km away
57. 2.6102 km WSW of Adak, AlaskaSat, Aug 26, 9:31 PM HADT · 3323 days ago · 16 km deep · 17 km away
58. 1.9168 km W of Adak, AlaskaSun, Aug 27, 4:12 AM HADT · 3323 days ago · 10 km deep · 95 km away
59. 1.953 km SW of Adak, AlaskaSun, Aug 27, 7:27 AM HADT · 3323 days ago · 45 km deep · 47 km away
60. 2.3116 km WSW of Adak, AlaskaSun, Aug 27, 11:06 AM HADT · 3322 days ago · 16 km deep · 31 km away

The first 60 of at least 199.

Before

1. 2.0118 km WSW of Adak, AlaskaFri, Aug 18, 8:09 AM HADT · 3332 days ago · 13 km deep · 37 km away
2. 2.7117 km WSW of Adak, AlaskaFri, Aug 18, 12:50 AM HADT · 3332 days ago · 10 km deep · 32 km away
3. 1.6Andreanof Islands, Aleutian Islands, AlaskaThu, Aug 17, 7:46 PM HADT · 3332 days ago · 15 km deep · 55 km away
4. 1.6125 km WSW of Adak, AlaskaThu, Aug 17, 3:28 PM HADT · 3332 days ago · 16 km deep · 46 km away
5. 1.765 km SW of Adak, AlaskaThu, Aug 17, 3:21 PM HADT · 3332 days ago · 43 km deep · 42 km away
6. 1.5122 km W of Adak, AlaskaThu, Aug 17, 10:56 AM HADT · 3332 days ago · 18 km deep · 46 km away
7. 2.2120 km WSW of Adak, AlaskaThu, Aug 17, 10:35 AM HADT · 3332 days ago · 14 km deep · 41 km away
8. 2.3114 km WSW of Adak, AlaskaThu, Aug 17, 10:34 AM HADT · 3332 days ago · 12 km deep · 32 km away
9. 1.9124 km WSW of Adak, AlaskaThu, Aug 17, 6:39 AM HADT · 3333 days ago · 7 km deep · 46 km away
10. 2.1111 km SW of Adak, AlaskaThu, Aug 17, 1:27 AM HADT · 3333 days ago · 39 km deep · 34 km away
11. 2.3125 km WSW of Adak, AlaskaThu, Aug 17, 12:28 AM HADT · 3333 days ago · 13 km deep · 46 km away
12. 2.2Andreanof Islands, Aleutian Islands, AlaskaThu, Aug 17, 12:26 AM HADT · 3333 days ago · 5 km deep · 47 km away
13. 2.3133 km W of Adak, AlaskaWed, Aug 16, 7:01 PM HADT · 3333 days ago · 8 km deep · 56 km away
14. 2.2134 km W of Adak, AlaskaWed, Aug 16, 6:50 PM HADT · 3333 days ago · 15 km deep · 59 km away
15. 2.7126 km WSW of Adak, AlaskaWed, Aug 16, 2:37 PM HADT · 3333 days ago · 19 km deep · 42 km away
16. 1.610 km WSW of Adak, AlaskaWed, Aug 16, 2:07 PM HADT · 3333 days ago · 64 km deep · 76 km away
17. 2.3126 km WSW of Adak, AlaskaWed, Aug 16, 1:58 PM HADT · 3333 days ago · 8 km deep · 47 km away
18. 1.7118 km W of Adak, AlaskaWed, Aug 16, 12:26 PM HADT · 3333 days ago · 15 km deep · 52 km away
19. 3.0130 km WSW of Adak, AlaskaWed, Aug 16, 11:33 AM HADT · 3333 days ago · 10 km deep · 45 km away
20. 1.7123 km W of Adak, AlaskaWed, Aug 16, 11:25 AM HADT · 3333 days ago · 17 km deep · 48 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak017akoi9ux (also filed as ak16559457). Read Fri, Oct 2, 2026, 5:32 AM UTC.