M2.3 earthquake 129 km W of Adak, Alaska

Magnitude

2.3 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Mon, Aug 21, 2017, 11:13 PM HADT

UTC

2017-08-22 08:13:17 UTC

Depth

11.8 km (7.3 mi), shallow

Epicenter

51.668° N, 178.477° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

14

After

1. 2.1125 km WSW of Adak, AlaskaMon, Aug 21, 11:18 PM HADT · 3328 days ago · 11 km deep · 7 km away
2. 2.1122 km W of Adak, AlaskaTue, Aug 22, 1:54 AM HADT · 3328 days ago · 13 km deep · 9 km away
3. 2.661 km SW of Adak, AlaskaTue, Aug 22, 4:43 AM HADT · 3328 days ago · 56 km deep · 84 km away
4. 2.4127 km WSW of Adak, AlaskaTue, Aug 22, 9:24 AM HADT · 3328 days ago · 18 km deep · 15 km away
5. 1.958 km W of Adak, AlaskaTue, Aug 22, 12:21 PM HADT · 3327 days ago · 92 km deep · 71 km away
6. 2.3128 km W of Adak, AlaskaTue, Aug 22, 5:52 PM HADT · 3327 days ago · 16 km deep · 2 km away
7. 2.3132 km W of Adak, AlaskaTue, Aug 22, 6:13 PM HADT · 3327 days ago · 15 km deep · 14 km away
8. 2.5133 km WSW of Adak, AlaskaTue, Aug 22, 7:27 PM HADT · 3327 days ago · 17 km deep · 7 km away
9. 1.9123 km WSW of Adak, AlaskaWed, Aug 23, 7:11 PM HADT · 3326 days ago · 15 km deep · 10 km away
10. 2.5126 km SW of Adak, AlaskaWed, Aug 23, 10:09 PM HADT · 3326 days ago · 27 km deep · 54 km away
11. 2.1154 km W of Adak, AlaskaThu, Aug 24, 12:42 AM HADT · 3326 days ago · 78 km deep · 28 km away
12. 1.7121 km WSW of Adak, AlaskaThu, Aug 24, 3:30 AM HADT · 3326 days ago · 13 km deep · 8 km away
13. 1.8132 km W of Adak, AlaskaThu, Aug 24, 4:54 AM HADT · 3326 days ago · 12 km deep · 7 km away
14. 1.8132 km W of Adak, AlaskaThu, Aug 24, 4:59 AM HADT · 3326 days ago · 13 km deep · 7 km away
15. 1.6126 km WSW of Adak, AlaskaThu, Aug 24, 5:53 AM HADT · 3326 days ago · 9 km deep · 15 km away
16. 1.7Andreanof Islands, Aleutian Islands, AlaskaThu, Aug 24, 10:55 AM HADT · 3326 days ago · 14 km deep · 4 km away
17. 1.8124 km WSW of Adak, AlaskaThu, Aug 24, 11:45 AM HADT · 3325 days ago · 16 km deep · 5 km away
18. 2.4145 km WSW of Adak, AlaskaThu, Aug 24, 3:36 PM HADT · 3325 days ago · 50 km deep · 46 km away
19. 1.647 km SW of Adak, AlaskaThu, Aug 24, 6:27 PM HADT · 3325 days ago · 45 km deep · 95 km away
20. 2.1126 km WSW of Adak, AlaskaThu, Aug 24, 7:29 PM HADT · 3325 days ago · 7 km deep · 11 km away
21. 2.855 km WSW of Adak, AlaskaThu, Aug 24, 7:44 PM HADT · 3325 days ago · 69 km deep · 75 km away
22. 2.5125 km WSW of Adak, AlaskaThu, Aug 24, 8:47 PM HADT · 3325 days ago · 12 km deep · 7 km away
23. 1.8131 km W of Adak, AlaskaThu, Aug 24, 9:53 PM HADT · 3325 days ago · 6 km deep · 10 km away
24. 2.4201 km WSW of Adak, AlaskaFri, Aug 25, 6:00 AM HADT · 3325 days ago · 58 km deep · 72 km away
25. 2.0127 km WSW of Adak, AlaskaFri, Aug 25, 12:52 PM HADT · 3324 days ago · 13 km deep · 8 km away
26. 2.293 km WSW of Adak, AlaskaFri, Aug 25, 9:37 PM HADT · 3324 days ago · 68 km deep · 37 km away
27. 2.1133 km W of Adak, AlaskaSat, Aug 26, 1:42 AM HADT · 3324 days ago · 14 km deep · 5 km away
28. 3.5119 km SW of Adak, AlaskaSat, Aug 26, 5:22 AM HADT · 3324 days ago · 28 km deep · 57 km away
29. 2.5129 km WSW of Adak, AlaskaSat, Aug 26, 8:46 AM HADT · 3324 days ago · 18 km deep · 20 km away
30. 2.1127 km WSW of Adak, AlaskaSat, Aug 26, 3:54 PM HADT · 3323 days ago · 13 km deep · 8 km away
31. 2.6102 km WSW of Adak, AlaskaSat, Aug 26, 9:31 PM HADT · 3323 days ago · 16 km deep · 46 km away
32. 1.9168 km W of Adak, AlaskaSun, Aug 27, 4:12 AM HADT · 3323 days ago · 10 km deep · 43 km away
33. 1.953 km SW of Adak, AlaskaSun, Aug 27, 7:27 AM HADT · 3323 days ago · 45 km deep · 99 km away
34. 2.3116 km WSW of Adak, AlaskaSun, Aug 27, 11:06 AM HADT · 3322 days ago · 16 km deep · 40 km away
35. 2.1101 km SW of Adak, AlaskaSun, Aug 27, 2:58 PM HADT · 3322 days ago · 15 km deep · 59 km away
36. 2.0Andreanof Islands, Aleutian Islands, AlaskaSun, Aug 27, 3:19 PM HADT · 3322 days ago · 16 km deep · 6 km away
37. 2.0208 km WSW of Adak, AlaskaSun, Aug 27, 8:01 PM HADT · 3322 days ago · 26 km deep · 81 km away
38. 1.7129 km W of Adak, AlaskaSun, Aug 27, 8:55 PM HADT · 3322 days ago · 13 km deep · 3 km away
39. 1.8Andreanof Islands, Aleutian Islands, AlaskaSun, Aug 27, 9:08 PM HADT · 3322 days ago · 49 km deep · 36 km away
40. 1.8130 km WSW of Adak, AlaskaSun, Aug 27, 11:39 PM HADT · 3322 days ago · 13 km deep · 4 km away
41. 1.6103 km WSW of Adak, AlaskaMon, Aug 28, 3:57 AM HADT · 3322 days ago · 17 km deep · 39 km away
42. 2.9129 km WSW of Adak, AlaskaMon, Aug 28, 6:29 AM HADT · 3322 days ago · 35 km deep · 36 km away
43. 1.6127 km WSW of Adak, AlaskaMon, Aug 28, 6:53 AM HADT · 3322 days ago · 8 km deep · 12 km away
44. 1.6127 km W of Adak, AlaskaMon, Aug 28, 10:11 AM HADT · 3322 days ago · 13 km deep · 3 km away
45. 2.1107 km SW of Adak, AlaskaMon, Aug 28, 12:39 PM HADT · 3321 days ago · 26 km deep · 66 km away
46. 1.5124 km W of Adak, AlaskaMon, Aug 28, 8:32 PM HADT · 3321 days ago · 13 km deep · 5 km away
47. 2.055 km WNW of Adak, AlaskaMon, Aug 28, 9:24 PM HADT · 3321 days ago · 98 km deep · 84 km away
48. 4.090 km WSW of Adak, AlaskaTue, Aug 29, 12:29 PM HADT · 3320 days ago · 66 km deep · 53 km away
49. 2.4120 km WSW of Adak, AlaskaTue, Aug 29, 3:26 PM HADT · 3320 days ago · 35 km deep · 32 km away
50. 1.8124 km W of Adak, AlaskaWed, Aug 30, 9:30 AM HADT · 3320 days ago · 15 km deep · 5 km away
51. 2.5130 km WSW of Adak, AlaskaWed, Aug 30, 11:19 AM HADT · 3319 days ago · 10 km deep · 21 km away
52. 1.8112 km SW of Adak, AlaskaWed, Aug 30, 11:57 AM HADT · 3319 days ago · 28 km deep · 60 km away
53. 1.8121 km W of Adak, AlaskaWed, Aug 30, 5:51 PM HADT · 3319 days ago · 13 km deep · 9 km away
54. 2.1223 km W of Adak, AlaskaWed, Aug 30, 7:57 PM HADT · 3319 days ago · 86 km deep · 96 km away
55. 1.6129 km W of Adak, AlaskaWed, Aug 30, 9:11 PM HADT · 3319 days ago · 8 km deep · 4 km away
56. 2.3128 km W of Adak, AlaskaWed, Aug 30, 9:16 PM HADT · 3319 days ago · 132 km deep · 23 km away
57. 1.7128 km W of Adak, AlaskaWed, Aug 30, 10:25 PM HADT · 3319 days ago · 19 km deep · 9 km away
58. 2.0Andreanof Islands, Aleutian Islands, AlaskaWed, Aug 30, 10:27 PM HADT · 3319 days ago · 51 km deep · 52 km away
59. 2.0123 km SW of Adak, AlaskaThu, Aug 31, 8:01 AM HADT · 3319 days ago · 20 km deep · 56 km away
60. 2.5198 km WSW of Adak, AlaskaThu, Aug 31, 7:22 PM HADT · 3318 days ago · 30 km deep · 76 km away

The first 60 of at least 200.

Before

1. 2.7215 km WSW of Adak, AlaskaMon, Aug 21, 6:18 PM HADT · 3328 days ago · 16 km deep · 91 km away
2. 2.5125 km WSW of Adak, AlaskaMon, Aug 21, 4:02 PM HADT · 3328 days ago · 23 km deep · 8 km away
3. 2.3130 km W of Adak, AlaskaMon, Aug 21, 3:52 PM HADT · 3328 days ago · 12 km deep · 9 km away
4. 2.0134 km W of Adak, AlaskaMon, Aug 21, 2:06 PM HADT · 3328 days ago · 14 km deep · 9 km away
5. 1.5127 km W of Adak, AlaskaMon, Aug 21, 7:30 AM HADT · 3329 days ago · 12 km deep · 4 km away
6. 2.0182 km W of Adak, AlaskaMon, Aug 21, 3:43 AM HADT · 3329 days ago · 80 km deep · 54 km away
7. 2.0127 km WSW of Adak, AlaskaMon, Aug 21, 2:07 AM HADT · 3329 days ago · 9 km deep · 9 km away
8. 1.6131 km W of Adak, AlaskaSun, Aug 20, 9:56 PM HADT · 3329 days ago · 13 km deep · 8 km away
9. 2.2128 km W of Adak, AlaskaSun, Aug 20, 4:05 AM HADT · 3330 days ago · 10 km deep · 7 km away
10. 1.756 km WSW of Adak, AlaskaSun, Aug 20, 3:00 AM HADT · 3330 days ago · 69 km deep · 73 km away
11. 1.8127 km WSW of Adak, AlaskaSun, Aug 20, 2:50 AM HADT · 3330 days ago · 13 km deep · 4 km away
12. 1.8126 km W of Adak, AlaskaSat, Aug 19, 5:34 PM HADT · 3330 days ago · 12 km deep · 6 km away
13. 2.1186 km SW of Adak, AlaskaSat, Aug 19, 2:11 PM HADT · 3330 days ago · 21 km deep · 97 km away
14. 1.984 km WSW of Adak, AlaskaSat, Aug 19, 10:30 AM HADT · 3331 days ago · 19 km deep · 53 km away
15. 2.1117 km SW of Adak, AlaskaSat, Aug 19, 9:27 AM HADT · 3331 days ago · 45 km deep · 58 km away
16. 1.972 km SW of Adak, AlaskaSat, Aug 19, 5:21 AM HADT · 3331 days ago · 80 km deep · 70 km away
17. 1.8186 km WSW of Adak, AlaskaSat, Aug 19, 4:16 AM HADT · 3331 days ago · 68 km deep · 57 km away
18. 1.675 km WSW of Adak, AlaskaSat, Aug 19, 2:24 AM HADT · 3331 days ago · 23 km deep · 64 km away
19. 2.2Andreanof Islands, Aleutian Islands, AlaskaFri, Aug 18, 10:21 PM HADT · 3331 days ago · 47 km deep · 40 km away
20. 1.7117 km WSW of Adak, AlaskaFri, Aug 18, 8:21 PM HADT · 3331 days ago · 12 km deep · 16 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak017ar4li33 (also filed as ak16750691). Read Fri, Oct 2, 2026, 7:28 AM UTC.