M2.3 earthquake 247 km WSW of Adak, Alaska

Magnitude

2.3 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Wed, Dec 21, 2016, 3:07 PM GMT+12

UTC

2016-12-21 03:07:03 UTC

Depth

4.8 km (3.0 mi), shallow

Epicenter

51.456° N, 179.855° E

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

17

After

1. 2.1212 km WSW of Adak, AlaskaWed, Dec 21, 6:12 AM HAST · 3573 days ago · 16 km deep · 61 km away
2. 3.2213 km W of Adak, AlaskaWed, Dec 21, 10:50 AM HAST · 3573 days ago · 13 km deep · 36 km away
3. 2.3206 km W of Adak, AlaskaWed, Dec 21, 12:48 PM HAST · 3573 days ago · 3 km deep · 53 km away
4. 2.6292 km WSW of Adak, AlaskaFri, Dec 23, 9:18 PM GMT+12 · 3571 days ago · 15 km deep · 55 km away
5. 2.2295 km WSW of Adak, AlaskaFri, Dec 23, 9:30 PM GMT+12 · 3571 days ago · 11 km deep · 57 km away
6. 2.3Rat Islands, Aleutian Islands, AlaskaFri, Dec 23, 10:06 PM GMT+12 · 3571 days ago · 15 km deep · 89 km away
7. 2.4280 km WSW of Adak, AlaskaSat, Dec 24, 12:40 AM GMT+12 · 3571 days ago · 9 km deep · 48 km away
8. 2.3216 km W of Adak, AlaskaFri, Dec 23, 10:21 AM HAST · 3571 days ago · 47 km deep · 52 km away
9. 2.9213 km WSW of Adak, AlaskaSun, Dec 25, 12:26 PM HAST · 3569 days ago · 27 km deep · 57 km away
10. 2.5202 km WSW of Adak, AlaskaMon, Dec 26, 2:19 AM HAST · 3568 days ago · 61 km deep · 45 km away
11. 3.0248 km WSW of Adak, AlaskaMon, Dec 26, 11:06 AM GMT-12 · 3568 days ago · 7 km deep · 53 km away
12. 2.7231 km WSW of Adak, AlaskaSat, Dec 31, 7:47 PM HAST · 3562 days ago · 41 km deep · 26 km away
13. 2.4221 km WSW of Adak, AlaskaSun, Jan 1, 6:50 PM HAST · 3562 days ago · 59 km deep · 32 km away
14. 2.7240 km WSW of Adak, AlaskaSun, Jan 1, 8:23 PM GMT-12 · 3561 days ago · 16 km deep · 55 km away
15. 2.5Rat Islands, Aleutian Islands, AlaskaTue, Jan 3, 7:40 AM GMT+12 · 3561 days ago · 31 km deep · 73 km away
16. 3.3250 km WSW of Adak, AlaskaSun, Jan 8, 8:09 PM GMT+12 · 3555 days ago · 26 km deep · 9 km away
17. 2.9253 km W of Adak, AlaskaMon, Jan 9, 1:26 PM GMT+12 · 3555 days ago · 65 km deep · 13 km away
18. 3.9178 km WSW of Adak, AlaskaSun, Jan 8, 4:34 PM HAST · 3555 days ago · 40 km deep · 73 km away
19. 2.2235 km WSW of Adak, AlaskaMon, Jan 9, 6:50 PM HAST · 3554 days ago · 47 km deep · 13 km away
20. 2.4Rat Islands, Aleutian Islands, AlaskaWed, Jan 11, 1:22 AM GMT+12 · 3553 days ago · 37 km deep · 69 km away
21. 4.0252 km WSW of Adak, AlaskaTue, Jan 10, 12:46 PM GMT-12 · 3553 days ago · 37 km deep · 56 km away
22. 2.7240 km W of Adak, AlaskaWed, Jan 11, 1:09 AM HAST · 3552 days ago · 165 km deep · 62 km away
23. 2.1152 km WSW of Adak, AlaskaWed, Jan 11, 1:26 AM HAST · 3552 days ago · 64 km deep · 96 km away
24. 2.3161 km W of Adak, AlaskaWed, Jan 11, 1:40 PM HAST · 3552 days ago · 12 km deep · 89 km away
25. 2.0284 km W of Adak, AlaskaThu, Jan 12, 4:23 PM GMT+12 · 3552 days ago · 13 km deep · 57 km away
26. 2.7295 km WSW of Adak, AlaskaFri, Jan 13, 9:45 PM GMT+12 · 3550 days ago · 19 km deep · 56 km away
27. 2.2Rat Islands, Aleutian Islands, AlaskaSun, Jan 15, 2:47 PM GMT+12 · 3549 days ago · 32 km deep · 58 km away
28. 2.9249 km W of Adak, AlaskaSun, Jan 15, 11:31 PM GMT+12 · 3548 days ago · 187 km deep · 68 km away
29. 2.4239 km WSW of Adak, AlaskaSun, Jan 15, 6:11 AM GMT-12 · 3548 days ago · 17 km deep · 50 km away
30. 2.9Rat Islands, Aleutian Islands, AlaskaWed, Jan 18, 12:09 PM GMT+12 · 3546 days ago · 16 km deep · 67 km away
31. 5.1222 km WSW of Adak, AlaskaWed, Jan 18, 1:18 AM HAST · 3545 days ago · 52 km deep · 56 km away
32. 2.7240 km WSW of Adak, AlaskaWed, Jan 18, 3:45 AM GMT-12 · 3545 days ago · 26 km deep · 30 km away
33. 4.0Rat Islands, Aleutian Islands, AlaskaSat, Jan 21, 1:04 AM GMT+12 · 3543 days ago · 92 km deep · 80 km away
34. 2.3174 km W of Adak, AlaskaSun, Jan 22, 3:26 PM HAST · 3541 days ago · 13 km deep · 83 km away
35. 3.3218 km W of Adak, AlaskaMon, Jan 23, 12:58 AM HAST · 3540 days ago · 8 km deep · 29 km away
36. 2.9Rat Islands, Aleutian Islands, AlaskaTue, Jan 24, 7:02 PM GMT+12 · 3539 days ago · 85 km deep · 79 km away
37. 2.5298 km WSW of Adak, AlaskaThu, Jan 26, 5:32 PM GMT+12 · 3538 days ago · 23 km deep · 56 km away
38. 2.6278 km WSW of Adak, AlaskaFri, Jan 27, 9:17 PM GMT+12 · 3536 days ago · 11 km deep · 48 km away
39. 2.5Rat Islands, Aleutian Islands, AlaskaSat, Jan 28, 3:49 AM GMT+12 · 3536 days ago · 103 km deep · 96 km away
40. 2.5Rat Islands, Aleutian Islands, AlaskaMon, Jan 30, 12:43 AM GMT+12 · 3534 days ago · 108 km deep · 98 km away
41. 3.9150 km W of Adak, AlaskaTue, Jan 31, 9:44 AM HAST · 3532 days ago · 162 km deep · 97 km away
42. 2.3197 km WSW of Adak, AlaskaThu, Feb 2, 5:04 PM HAST · 3530 days ago · 55 km deep · 56 km away
43. 2.1166 km WSW of Adak, AlaskaFri, Feb 3, 5:13 AM HAST · 3529 days ago · 24 km deep · 92 km away
44. 3.8269 km WSW of Adak, AlaskaTue, Feb 7, 8:28 AM GMT+12 · 3526 days ago · 89 km deep · 23 km away
45. 2.7274 km WSW of Adak, AlaskaSat, Feb 11, 5:50 AM GMT+12 · 3522 days ago · 16 km deep · 38 km away
46. 2.7Rat Islands, Aleutian Islands, AlaskaSun, Feb 12, 10:15 AM GMT+12 · 3521 days ago · 34 km deep · 73 km away
47. 2.4Rat Islands, Aleutian Islands, AlaskaMon, Feb 13, 4:29 AM GMT+12 · 3520 days ago · 13 km deep · 75 km away
48. 2.3275 km W of Adak, AlaskaMon, Feb 13, 5:32 PM GMT+12 · 3520 days ago · 58 km deep · 30 km away
49. 2.8187 km WSW of Adak, AlaskaSun, Feb 12, 8:46 PM HAST · 3519 days ago · 21 km deep · 74 km away
50. 2.4Rat Islands, Aleutian Islands, AlaskaTue, Feb 14, 9:52 AM GMT+12 · 3519 days ago · 25 km deep · 98 km away
51. 2.0170 km W of Adak, AlaskaMon, Feb 13, 9:50 PM HAST · 3518 days ago · 22 km deep · 84 km away
52. 1.9178 km W of Adak, AlaskaTue, Feb 14, 1:21 AM HAST · 3518 days ago · 9 km deep · 72 km away
53. 2.0Rat Islands, Aleutian Islands, AlaskaWed, Feb 15, 12:00 AM GMT+12 · 3518 days ago · 79 km deep · 88 km away
54. 2.5266 km WSW of Adak, AlaskaWed, Feb 15, 7:13 AM GMT+12 · 3518 days ago · 59 km deep · 19 km away
55. 2.3173 km WSW of Adak, AlaskaWed, Feb 15, 5:44 AM HAST · 3517 days ago · 26 km deep · 77 km away
56. 2.1168 km W of Adak, AlaskaWed, Feb 15, 6:53 AM HAST · 3517 days ago · 13 km deep · 83 km away
57. 4.3Rat Islands, Aleutian Islands, AlaskaFri, Feb 17, 8:00 PM GMT+12 · 3515 days ago · 103 km deep · 79 km away
58. 2.3257 km WSW of Adak, AlaskaSat, Feb 18, 2:41 PM GMT+12 · 3515 days ago · 7 km deep · 20 km away
59. 2.2178 km W of Adak, AlaskaFri, Feb 17, 9:58 PM HAST · 3514 days ago · 74 km deep · 69 km away
60. 2.0244 km WSW of Adak, AlaskaSun, Feb 19, 12:44 PM GMT+12 · 3514 days ago · 19 km deep · 23 km away

Before

1. 2.2266 km W of Adak, AlaskaTue, Dec 20, 6:42 PM GMT+12 · 3574 days ago · 67 km deep · 29 km away
2. 2.6226 km W of Adak, AlaskaFri, Dec 16, 9:16 PM HAST · 3577 days ago · 83 km deep · 38 km away
3. 2.6Rat Islands, Aleutian Islands, AlaskaTue, Dec 13, 2:25 AM GMT+12 · 3582 days ago · 62 km deep · 90 km away
4. 2.9Rat Islands, Aleutian Islands, AlaskaMon, Dec 12, 9:46 PM GMT+12 · 3582 days ago · 33 km deep · 66 km away
5. 2.6184 km W of Adak, AlaskaSat, Dec 10, 6:26 PM HAST · 3584 days ago · 83 km deep · 65 km away
6. 1.9281 km WSW of Adak, AlaskaSat, Dec 10, 4:20 AM GMT+12 · 3585 days ago · 46 km deep · 34 km away
7. 2.8230 km WSW of Adak, AlaskaFri, Dec 9, 2:42 AM HAST · 3585 days ago · 17 km deep · 40 km away
8. 2.0Rat Islands, Aleutian Islands, AlaskaFri, Dec 9, 6:53 PM GMT+12 · 3585 days ago · 52 km deep · 87 km away
9. 2.2282 km W of Adak, AlaskaFri, Dec 9, 12:06 PM GMT+12 · 3586 days ago · 61 km deep · 37 km away
10. 2.5259 km W of Adak, AlaskaFri, Dec 9, 6:05 AM GMT+12 · 3586 days ago · 75 km deep · 14 km away
11. 2.3176 km W of Adak, AlaskaThu, Dec 8, 1:19 AM HAST · 3586 days ago · 97 km deep · 72 km away
12. 3.9Rat Islands, Aleutian Islands, AlaskaWed, Dec 7, 12:29 PM GMT+12 · 3588 days ago · 24 km deep · 66 km away
13. 3.8278 km W of Adak, AlaskaWed, Dec 7, 6:41 AM GMT+12 · 3588 days ago · 74 km deep · 31 km away
14. 2.0197 km WSW of Adak, AlaskaTue, Dec 6, 4:35 AM HAST · 3588 days ago · 22 km deep · 59 km away
15. 2.7272 km WSW of Adak, AlaskaWed, Dec 7, 1:48 AM GMT+12 · 3588 days ago · 60 km deep · 26 km away
16. 2.5280 km WSW of Adak, AlaskaMon, Dec 5, 8:28 PM GMT+12 · 3589 days ago · 4 km deep · 55 km away
17. 2.7262 km WSW of Adak, AlaskaMon, Dec 5, 2:17 AM GMT+12 · 3590 days ago · 17 km deep · 32 km away
18. 2.4270 km W of Adak, AlaskaSat, Dec 3, 3:25 PM GMT+12 · 3592 days ago · 67 km deep · 29 km away
19. 2.2211 km WSW of Adak, AlaskaFri, Dec 2, 12:19 AM HAST · 3592 days ago · 26 km deep · 51 km away
20. 2.9272 km WSW of Adak, AlaskaFri, Dec 2, 10:41 AM GMT+12 · 3593 days ago · 12 km deep · 40 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak016gct5cvo (also filed as ak14774157). Read Sat, Oct 3, 2026, 5:16 PM UTC.