M2.1 earthquake 129 km W of Adak, Alaska

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Tue, Nov 21, 2017, 10:01 AM HAST

UTC

2017-11-21 20:01:41 UTC

Depth

13.1 km (8.1 mi), shallow

Epicenter

51.723° N, 178.492° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

15

After

1. 1.9129 km W of Adak, AlaskaTue, Nov 21, 10:27 AM HAST · 3236 days ago · 14 km deep · 2 km away
2. 4.0161 km SW of Adak, AlaskaTue, Nov 21, 11:06 AM HAST · 3236 days ago · 19 km deep · 80 km away
3. 1.6130 km W of Adak, AlaskaTue, Nov 21, 11:40 AM HAST · 3236 days ago · 4 km deep · 1 km away
4. 2.078 km SW of Adak, AlaskaTue, Nov 21, 3:00 PM HAST · 3236 days ago · 38 km deep · 79 km away
5. 2.1107 km WSW of Adak, AlaskaTue, Nov 21, 9:48 PM HAST · 3236 days ago · 13 km deep · 24 km away
6. 2.1195 km WSW of Adak, AlaskaThu, Nov 23, 3:20 AM HAST · 3235 days ago · 26 km deep · 73 km away
7. 2.1174 km WSW of Adak, AlaskaThu, Nov 23, 6:15 PM HAST · 3234 days ago · 44 km deep · 64 km away
8. 2.1146 km WSW of Adak, AlaskaThu, Nov 23, 11:28 PM HAST · 3234 days ago · 95 km deep · 35 km away
9. 3.0124 km WSW of Adak, AlaskaFri, Nov 24, 12:18 AM HAST · 3234 days ago · 9 km deep · 10 km away
10. 2.1128 km WSW of Adak, AlaskaFri, Nov 24, 3:59 AM HAST · 3234 days ago · 7 km deep · 15 km away
11. 4.0150 km WNW of Adak, AlaskaFri, Nov 24, 2:52 PM HAST · 3233 days ago · 270 km deep · 91 km away
12. 2.2117 km WSW of Adak, AlaskaFri, Nov 24, 7:51 PM HAST · 3233 days ago · 38 km deep · 36 km away
13. 1.9106 km WSW of Adak, AlaskaFri, Nov 24, 8:51 PM HAST · 3233 days ago · 60 km deep · 33 km away
14. 2.1226 km WSW of Adak, AlaskaFri, Nov 24, 11:23 PM HAST · 3233 days ago · 52 km deep · 97 km away
15. 2.9146 km WSW of Adak, AlaskaSat, Nov 25, 2:36 AM HAST · 3233 days ago · 77 km deep · 19 km away
16. 2.0167 km W of Adak, AlaskaSat, Nov 25, 4:54 AM HAST · 3233 days ago · 9 km deep · 39 km away
17. 2.5132 km WSW of Adak, AlaskaSat, Nov 25, 4:59 AM HAST · 3233 days ago · 5 km deep · 32 km away
18. 2.595 km SW of Adak, AlaskaSat, Nov 25, 10:44 AM HAST · 3232 days ago · 45 km deep · 87 km away
19. 2.7197 km WSW of Adak, AlaskaTue, Nov 28, 1:14 AM HAST · 3230 days ago · 29 km deep · 74 km away
20. 2.6106 km WSW of Adak, AlaskaWed, Nov 29, 7:20 AM HAST · 3228 days ago · 31 km deep · 33 km away
21. 2.4128 km WSW of Adak, AlaskaWed, Nov 29, 11:48 AM HAST · 3228 days ago · 12 km deep · 9 km away
22. 2.8176 km WSW of Adak, AlaskaThu, Nov 30, 12:36 AM HAST · 3228 days ago · 64 km deep · 53 km away
23. 2.8133 km WSW of Adak, AlaskaThu, Nov 30, 8:41 PM HAST · 3227 days ago · 5 km deep · 34 km away
24. 2.5176 km W of Adak, AlaskaFri, Dec 1, 12:46 AM HAST · 3227 days ago · 7 km deep · 50 km away
25. 3.3210 km WSW of Adak, AlaskaFri, Dec 1, 4:51 AM HAST · 3227 days ago · 38 km deep · 88 km away
26. 3.079 km SW of Adak, AlaskaFri, Dec 1, 4:56 PM HAST · 3226 days ago · 41 km deep · 87 km away
27. 2.3135 km WSW of Adak, AlaskaFri, Dec 1, 5:51 PM HAST · 3226 days ago · 58 km deep · 36 km away
28. 2.2141 km WSW of Adak, AlaskaFri, Dec 1, 8:11 PM HAST · 3226 days ago · 22 km deep · 53 km away
29. 1.969 km WSW of Adak, AlaskaSat, Dec 2, 12:13 AM HAST · 3226 days ago · 40 km deep · 73 km away
30. 2.3146 km SW of Adak, AlaskaSat, Dec 2, 12:14 AM HAST · 3226 days ago · 18 km deep · 84 km away
31. 1.9121 km SW of Adak, AlaskaSat, Dec 2, 12:53 AM HAST · 3226 days ago · 14 km deep · 60 km away
32. 2.6128 km WSW of Adak, AlaskaSat, Dec 2, 3:26 AM HAST · 3226 days ago · 50 km deep · 55 km away
33. 2.080 km WSW of Adak, AlaskaSat, Dec 2, 8:22 AM HAST · 3225 days ago · 61 km deep · 52 km away
34. 2.0129 km WSW of Adak, AlaskaSat, Dec 2, 8:42 AM HAST · 3225 days ago · 24 km deep · 49 km away
35. 2.2110 km WSW of Adak, AlaskaSat, Dec 2, 10:10 AM HAST · 3225 days ago · 20 km deep · 34 km away
36. 2.2128 km WSW of Adak, AlaskaSat, Dec 2, 12:04 PM HAST · 3225 days ago · 13 km deep · 12 km away
37. 2.0126 km W of Adak, AlaskaSat, Dec 2, 1:01 PM HAST · 3225 days ago · 22 km deep · 5 km away
38. 1.7124 km WSW of Adak, AlaskaSat, Dec 2, 7:17 PM HAST · 3225 days ago · 10 km deep · 11 km away
39. 2.0162 km WSW of Adak, AlaskaSat, Dec 2, 9:08 PM HAST · 3225 days ago · 25 km deep · 42 km away
40. 1.8114 km WSW of Adak, AlaskaSat, Dec 2, 9:48 PM HAST · 3225 days ago · 19 km deep · 37 km away
41. 3.0127 km WSW of Adak, AlaskaSat, Dec 2, 11:39 PM HAST · 3225 days ago · 8 km deep · 36 km away
42. 1.6125 km W of Adak, AlaskaSun, Dec 3, 5:25 AM HAST · 3225 days ago · 24 km deep · 4 km away
43. 2.7151 km WNW of Adak, AlaskaSun, Dec 3, 9:15 AM HAST · 3224 days ago · 196 km deep · 84 km away
44. 1.879 km SW of Adak, AlaskaSun, Dec 3, 4:39 PM HAST · 3224 days ago · 50 km deep · 71 km away
45. 2.9130 km WSW of Adak, AlaskaMon, Dec 4, 2:38 AM HAST · 3224 days ago · 12 km deep · 37 km away
46. 2.9125 km WSW of Adak, AlaskaMon, Dec 4, 5:01 AM HAST · 3224 days ago · 35 km deep · 49 km away
47. 2.3100 km SW of Adak, AlaskaMon, Dec 4, 1:24 PM HAST · 3223 days ago · 13 km deep · 59 km away
48. 1.858 km WSW of Adak, AlaskaMon, Dec 4, 10:11 PM HAST · 3223 days ago · 65 km deep · 73 km away
49. 1.8Andreanof Islands, Aleutian Islands, AlaskaTue, Dec 5, 6:18 PM HAST · 3222 days ago · 30 km deep · 44 km away
50. 1.9126 km W of Adak, AlaskaTue, Dec 5, 8:09 PM HAST · 3222 days ago · 15 km deep · 6 km away
51. 1.8125 km W of Adak, AlaskaWed, Dec 6, 8:12 AM HAST · 3221 days ago · 14 km deep · 5 km away
52. 2.1119 km WSW of Adak, AlaskaWed, Dec 6, 9:56 AM HAST · 3221 days ago · 20 km deep · 13 km away
53. 1.882 km WSW of Adak, AlaskaWed, Dec 6, 1:05 PM HAST · 3221 days ago · 37 km deep · 62 km away
54. 1.9106 km WSW of Adak, AlaskaWed, Dec 6, 5:15 PM HAST · 3221 days ago · 23 km deep · 27 km away
55. 2.9133 km WSW of Adak, AlaskaThu, Dec 7, 5:40 AM HAST · 3221 days ago · 4 km deep · 35 km away
56. 3.1132 km WSW of Adak, AlaskaThu, Dec 7, 9:39 AM HAST · 3220 days ago · 17 km deep · 15 km away
57. 2.931 km W of Adak, AlaskaThu, Dec 7, 1:09 PM HAST · 3220 days ago · 97 km deep · 98 km away
58. 2.1125 km WSW of Adak, AlaskaThu, Dec 7, 2:08 PM HAST · 3220 days ago · 13 km deep · 12 km away
59. 2.0115 km SW of Adak, AlaskaThu, Dec 7, 4:54 PM HAST · 3220 days ago · 49 km deep · 61 km away
60. 2.0133 km W of Adak, AlaskaThu, Dec 7, 9:30 PM HAST · 3220 days ago · 14 km deep · 4 km away

The first 60 of at least 199.

Before

1. 2.0109 km WSW of Adak, AlaskaTue, Nov 21, 4:43 AM HAST · 3237 days ago · 13 km deep · 36 km away
2. 1.8133 km W of Adak, AlaskaTue, Nov 21, 3:40 AM HAST · 3237 days ago · 14 km deep · 4 km away
3. 1.950 km SW of Adak, AlaskaTue, Nov 21, 1:57 AM HAST · 3237 days ago · 45 km deep · 96 km away
4. 2.5227 km W of Adak, AlaskaMon, Nov 20, 11:23 PM HAST · 3237 days ago · 156 km deep · 100 km away
5. 2.1133 km WSW of Adak, AlaskaMon, Nov 20, 10:53 PM HAST · 3237 days ago · 4 km deep · 13 km away
6. 2.6134 km SW of Adak, AlaskaMon, Nov 20, 9:14 PM HAST · 3237 days ago · 30 km deep · 69 km away
7. 3.2133 km SW of Adak, AlaskaMon, Nov 20, 8:36 PM HAST · 3237 days ago · 31 km deep · 65 km away
8. 2.379 km W of Adak, AlaskaMon, Nov 20, 5:35 PM HAST · 3237 days ago · 83 km deep · 49 km away
9. 2.141 km SW of Adak, AlaskaMon, Nov 20, 11:38 AM HAST · 3237 days ago · 50 km deep · 94 km away
10. 2.0130 km WSW of Adak, AlaskaMon, Nov 20, 10:39 AM HAST · 3237 days ago · 1 km deep · 24 km away
11. 2.2218 km WSW of Adak, AlaskaMon, Nov 20, 1:59 AM HAST · 3238 days ago · 13 km deep · 93 km away
12. 2.5168 km WSW of Adak, AlaskaMon, Nov 20, 1:01 AM HAST · 3238 days ago · 47 km deep · 45 km away
13. 2.0124 km W of Adak, AlaskaSun, Nov 19, 11:40 PM HAST · 3238 days ago · 22 km deep · 6 km away
14. 2.5216 km W of Adak, AlaskaSun, Nov 19, 6:35 PM HAST · 3238 days ago · 104 km deep · 88 km away
15. 2.0167 km W of Adak, AlaskaSun, Nov 19, 5:03 PM HAST · 3238 days ago · 10 km deep · 41 km away
16. 2.2126 km WSW of Adak, AlaskaSun, Nov 19, 12:00 PM HAST · 3238 days ago · 11 km deep · 11 km away
17. 2.9217 km W of Adak, AlaskaSun, Nov 19, 11:08 AM HAST · 3238 days ago · 192 km deep · 100 km away
18. 2.0129 km W of Adak, AlaskaSat, Nov 18, 2:07 PM HAST · 3239 days ago · 10 km deep · 4 km away
19. 3.0133 km SW of Adak, AlaskaSat, Nov 18, 9:17 AM HAST · 3239 days ago · 29 km deep · 60 km away
20. 2.0115 km SW of Adak, AlaskaFri, Nov 17, 7:26 PM HAST · 3240 days ago · 38 km deep · 62 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak017extkrhs (also filed as ak17364531). Read Fri, Oct 2, 2026, 3:17 AM UTC.